./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6c24879c Calling Ultimate with: /usr/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/gcd1-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.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dbeb9f947cec8628096a17298becb379047c46a0d943e4ea9c16db72c8a208b4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 03:20:14,302 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 03:20:14,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 03:20:14,349 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 03:20:14,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 03:20:14,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 03:20:14,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 03:20:14,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 03:20:14,355 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 03:20:14,358 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 03:20:14,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 03:20:14,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 03:20:14,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 03:20:14,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 03:20:14,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 03:20:14,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 03:20:14,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 03:20:14,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 03:20:14,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 03:20:14,372 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 03:20:14,373 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 03:20:14,374 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 03:20:14,375 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 03:20:14,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 03:20:14,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 03:20:14,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 03:20:14,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 03:20:14,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 03:20:14,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 03:20:14,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 03:20:14,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 03:20:14,385 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 03:20:14,386 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 03:20:14,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 03:20:14,387 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 03:20:14,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 03:20:14,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 03:20:14,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 03:20:14,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 03:20:14,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 03:20:14,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 03:20:14,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 03:20:14,391 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-13 03:20:14,413 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 03:20:14,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 03:20:14,414 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 03:20:14,414 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 03:20:14,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 03:20:14,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 03:20:14,415 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 03:20:14,416 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-13 03:20:14,416 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-13 03:20:14,416 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-13 03:20:14,417 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-13 03:20:14,417 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-13 03:20:14,417 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-13 03:20:14,417 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 03:20:14,417 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 03:20:14,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 03:20:14,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 03:20:14,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-13 03:20:14,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-13 03:20:14,419 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-13 03:20:14,419 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 03:20:14,419 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-13 03:20:14,419 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 03:20:14,420 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-13 03:20:14,420 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 03:20:14,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 03:20:14,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 03:20:14,420 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 03:20:14,421 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-13 03:20:14,422 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbeb9f947cec8628096a17298becb379047c46a0d943e4ea9c16db72c8a208b4 [2022-07-13 03:20:14,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 03:20:14,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 03:20:14,639 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 03:20:14,640 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 03:20:14,640 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 03:20:14,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2022-07-13 03:20:14,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d864b813/43cc2c13ca364369bf98912c00cfa618/FLAG2a3a9dac6 [2022-07-13 03:20:15,107 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 03:20:15,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2022-07-13 03:20:15,115 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d864b813/43cc2c13ca364369bf98912c00cfa618/FLAG2a3a9dac6 [2022-07-13 03:20:15,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d864b813/43cc2c13ca364369bf98912c00cfa618 [2022-07-13 03:20:15,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 03:20:15,128 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 03:20:15,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 03:20:15,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 03:20:15,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 03:20:15,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:20:15" (1/1) ... [2022-07-13 03:20:15,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2609c37a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15, skipping insertion in model container [2022-07-13 03:20:15,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:20:15" (1/1) ... [2022-07-13 03:20:15,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 03:20:15,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 03:20:15,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 03:20:15,404 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 03:20:15,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 03:20:15,443 INFO L208 MainTranslator]: Completed translation [2022-07-13 03:20:15,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15 WrapperNode [2022-07-13 03:20:15,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 03:20:15,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 03:20:15,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 03:20:15,445 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 03:20:15,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15" (1/1) ... [2022-07-13 03:20:15,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15" (1/1) ... [2022-07-13 03:20:15,485 INFO L137 Inliner]: procedures = 111, calls = 33, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2022-07-13 03:20:15,486 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 03:20:15,487 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 03:20:15,487 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 03:20:15,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 03:20:15,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15" (1/1) ... [2022-07-13 03:20:15,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15" (1/1) ... [2022-07-13 03:20:15,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15" (1/1) ... [2022-07-13 03:20:15,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15" (1/1) ... [2022-07-13 03:20:15,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15" (1/1) ... [2022-07-13 03:20:15,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15" (1/1) ... [2022-07-13 03:20:15,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15" (1/1) ... [2022-07-13 03:20:15,511 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 03:20:15,515 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 03:20:15,515 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 03:20:15,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 03:20:15,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15" (1/1) ... [2022-07-13 03:20:15,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:15,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:15,538 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) [2022-07-13 03:20:15,540 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 [2022-07-13 03:20:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 03:20:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 03:20:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 03:20:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 03:20:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 03:20:15,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 03:20:15,687 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 03:20:15,688 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 03:20:15,875 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 03:20:15,879 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 03:20:15,880 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-13 03:20:15,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:20:15 BoogieIcfgContainer [2022-07-13 03:20:15,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 03:20:15,882 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-13 03:20:15,882 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-13 03:20:15,885 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-13 03:20:15,886 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:20:15,886 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.07 03:20:15" (1/3) ... [2022-07-13 03:20:15,887 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3c8c4bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 03:20:15, skipping insertion in model container [2022-07-13 03:20:15,887 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:20:15,887 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:20:15" (2/3) ... [2022-07-13 03:20:15,888 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3c8c4bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 03:20:15, skipping insertion in model container [2022-07-13 03:20:15,888 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:20:15,888 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:20:15" (3/3) ... [2022-07-13 03:20:15,889 INFO L354 chiAutomizerObserver]: Analyzing ICFG gcd1-alloca.i [2022-07-13 03:20:15,935 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-13 03:20:15,935 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-13 03:20:15,935 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-13 03:20:15,935 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-13 03:20:15,936 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-13 03:20:15,936 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-13 03:20:15,936 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-13 03:20:15,936 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-13 03:20:15,940 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:20:15,957 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 03:20:15,957 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:20:15,957 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:20:15,961 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-13 03:20:15,961 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-13 03:20:15,962 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-13 03:20:15,962 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:20:15,964 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 03:20:15,965 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:20:15,965 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:20:15,965 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-13 03:20:15,965 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-07-13 03:20:15,971 INFO L752 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 9#L553true assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 5#L553-2true call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 15#L554true assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 6#L555-2true [2022-07-13 03:20:15,971 INFO L754 eck$LassoCheckResult]: Loop: 6#L555-2true call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 10#L555true assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 13#L557-3true assume !true; 8#L557-4true call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 6#L555-2true [2022-07-13 03:20:15,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:15,978 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 1 times [2022-07-13 03:20:15,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:15,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519435283] [2022-07-13 03:20:15,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:15,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:16,142 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:16,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:16,187 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:16,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:16,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1513768, now seen corresponding path program 1 times [2022-07-13 03:20:16,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:16,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660525088] [2022-07-13 03:20:16,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:16,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:16,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:20:16,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:20:16,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660525088] [2022-07-13 03:20:16,236 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660525088] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 03:20:16,236 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 03:20:16,236 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 03:20:16,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610677451] [2022-07-13 03:20:16,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 03:20:16,239 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-13 03:20:16,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:20:16,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 03:20:16,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 03:20:16,258 INFO L87 Difference]: Start difference. First operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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) [2022-07-13 03:20:16,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:20:16,262 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2022-07-13 03:20:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 03:20:16,269 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2022-07-13 03:20:16,271 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 03:20:16,273 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 10 states and 13 transitions. [2022-07-13 03:20:16,273 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-07-13 03:20:16,273 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-07-13 03:20:16,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2022-07-13 03:20:16,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 03:20:16,274 INFO L369 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-13 03:20:16,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2022-07-13 03:20:16,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2022-07-13 03:20:16,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:20:16,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2022-07-13 03:20:16,289 INFO L392 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-13 03:20:16,289 INFO L374 stractBuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2022-07-13 03:20:16,289 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-13 03:20:16,289 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2022-07-13 03:20:16,290 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 03:20:16,290 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:20:16,290 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:20:16,290 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-13 03:20:16,291 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-13 03:20:16,291 INFO L752 eck$LassoCheckResult]: Stem: 42#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 43#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 38#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 39#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 44#L554 assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 45#L555-2 [2022-07-13 03:20:16,291 INFO L754 eck$LassoCheckResult]: Loop: 45#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 40#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 41#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 46#L557-1 assume !(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1; 47#L557-4 call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 45#L555-2 [2022-07-13 03:20:16,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:16,292 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 2 times [2022-07-13 03:20:16,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:16,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833047575] [2022-07-13 03:20:16,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:16,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:16,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:16,357 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:16,370 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:16,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:16,370 INFO L85 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 1 times [2022-07-13 03:20:16,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:16,371 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927681377] [2022-07-13 03:20:16,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:16,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:16,383 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:16,392 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:16,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:16,392 INFO L85 PathProgramCache]: Analyzing trace with hash -1985425099, now seen corresponding path program 1 times [2022-07-13 03:20:16,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:16,393 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792161216] [2022-07-13 03:20:16,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:16,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:16,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:16,421 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:16,438 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:17,037 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:20:17,037 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:20:17,038 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:20:17,038 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:20:17,038 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:20:17,038 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:17,038 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:20:17,038 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:20:17,038 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration2_Lasso [2022-07-13 03:20:17,038 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:20:17,038 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:20:17,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,059 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,072 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:17,856 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:20:17,858 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:20:17,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:17,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:17,861 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) [2022-07-13 03:20:17,862 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 [2022-07-13 03:20:17,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:17,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:17,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:17,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:17,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:17,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:17,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:17,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:17,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:17,897 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-13 03:20:17,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:17,898 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:17,899 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) [2022-07-13 03:20:17,900 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 [2022-07-13 03:20:17,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:17,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:17,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:17,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:17,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:17,910 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:17,910 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:17,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:17,949 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 [2022-07-13 03:20:17,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:17,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:17,951 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) [2022-07-13 03:20:17,952 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 [2022-07-13 03:20:17,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:17,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:17,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:17,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:17,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:17,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:17,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:17,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:17,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:17,987 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 [2022-07-13 03:20:17,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:17,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:17,990 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) [2022-07-13 03:20:18,001 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 [2022-07-13 03:20:18,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:18,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:18,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:18,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,034 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:18,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,036 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) [2022-07-13 03:20:18,037 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 [2022-07-13 03:20:18,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,047 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:18,047 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:18,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,084 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 [2022-07-13 03:20:18,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,086 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) [2022-07-13 03:20:18,086 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 [2022-07-13 03:20:18,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:18,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,098 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:18,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:18,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:18,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,117 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) [2022-07-13 03:20:18,118 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 [2022-07-13 03:20:18,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:18,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,125 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:18,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:18,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:18,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,143 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) [2022-07-13 03:20:18,143 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 [2022-07-13 03:20:18,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:18,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,152 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:18,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:18,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,168 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 [2022-07-13 03:20:18,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,170 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) [2022-07-13 03:20:18,171 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 [2022-07-13 03:20:18,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,180 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:18,180 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:18,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:18,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,201 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) [2022-07-13 03:20:18,205 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 [2022-07-13 03:20:18,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:18,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,212 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,212 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:18,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:18,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,243 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 [2022-07-13 03:20:18,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,244 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) [2022-07-13 03:20:18,245 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 [2022-07-13 03:20:18,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:18,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,252 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:18,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:18,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,282 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:18,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,284 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) [2022-07-13 03:20:18,284 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 [2022-07-13 03:20:18,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:18,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:18,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:18,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,325 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 [2022-07-13 03:20:18,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,326 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) [2022-07-13 03:20:18,326 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 [2022-07-13 03:20:18,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,342 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:18,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:18,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,367 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-07-13 03:20:18,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,368 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) [2022-07-13 03:20:18,368 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 [2022-07-13 03:20:18,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,380 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:18,380 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:18,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:18,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,409 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) [2022-07-13 03:20:18,409 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 [2022-07-13 03:20:18,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,418 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:18,418 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:18,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:18,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,463 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) [2022-07-13 03:20:18,464 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 [2022-07-13 03:20:18,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:18,474 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:18,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,493 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 [2022-07-13 03:20:18,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,494 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) [2022-07-13 03:20:18,495 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 [2022-07-13 03:20:18,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:18,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:18,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,525 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:18,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,527 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) [2022-07-13 03:20:18,527 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 [2022-07-13 03:20:18,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,537 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:18,537 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:18,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:18,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,564 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) [2022-07-13 03:20:18,566 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 [2022-07-13 03:20:18,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,575 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:18,575 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:18,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,592 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 [2022-07-13 03:20:18,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,594 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) [2022-07-13 03:20:18,594 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 [2022-07-13 03:20:18,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,614 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:18,614 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:18,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,637 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 [2022-07-13 03:20:18,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,638 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) [2022-07-13 03:20:18,639 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 [2022-07-13 03:20:18,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,647 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:18,647 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:18,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:18,663 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-07-13 03:20:18,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,664 INFO L229 MonitoredProcess]: Starting monitored process 23 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) [2022-07-13 03:20:18,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-07-13 03:20:18,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:18,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:18,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:18,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:18,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:18,677 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:18,677 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:18,691 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:20:18,713 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-13 03:20:18,714 INFO L444 ModelExtractionUtils]: 26 out of 31 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-07-13 03:20:18,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:18,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:18,716 INFO L229 MonitoredProcess]: Starting monitored process 24 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) [2022-07-13 03:20:18,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-07-13 03:20:18,718 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:20:18,736 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 03:20:18,736 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:20:18,737 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_1 Supporting invariants [] [2022-07-13 03:20:18,754 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:18,822 INFO L293 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2022-07-13 03:20:18,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:18,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-13 03:20:18,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:20:18,914 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 12 [2022-07-13 03:20:18,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:18,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 15 conjunts are in the unsatisfiable core [2022-07-13 03:20:18,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:20:18,980 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-07-13 03:20:18,980 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 26 treesize of output 29 [2022-07-13 03:20:19,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:19,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:20:19,105 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2022-07-13 03:20:19,105 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:20:19,263 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 24 states and 32 transitions. Complement of second has 15 states. [2022-07-13 03:20:19,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2022-07-13 03:20:19,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:20:19,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 22 transitions. [2022-07-13 03:20:19,266 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 5 letters. [2022-07-13 03:20:19,267 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:19,267 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 10 letters. Loop has 5 letters. [2022-07-13 03:20:19,267 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:19,267 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 10 letters. [2022-07-13 03:20:19,267 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:19,267 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 32 transitions. [2022-07-13 03:20:19,268 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-13 03:20:19,268 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 23 states and 30 transitions. [2022-07-13 03:20:19,268 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-13 03:20:19,268 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-07-13 03:20:19,269 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 30 transitions. [2022-07-13 03:20:19,269 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:20:19,269 INFO L369 hiAutomatonCegarLoop]: Abstraction has 23 states and 30 transitions. [2022-07-13 03:20:19,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 30 transitions. [2022-07-13 03:20:19,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 19. [2022-07-13 03:20:19,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 18 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) [2022-07-13 03:20:19,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 25 transitions. [2022-07-13 03:20:19,270 INFO L392 hiAutomatonCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-07-13 03:20:19,270 INFO L374 stractBuchiCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-07-13 03:20:19,270 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-13 03:20:19,270 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 25 transitions. [2022-07-13 03:20:19,271 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-13 03:20:19,271 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:20:19,271 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:20:19,271 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-13 03:20:19,271 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-13 03:20:19,271 INFO L752 eck$LassoCheckResult]: Stem: 251#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 252#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 245#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 246#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 253#L554 assume gcd_#t~mem7#1 < 0;havoc gcd_#t~mem7#1;call gcd_#t~mem8#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(-gcd_#t~mem8#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem8#1; 254#L555-2 [2022-07-13 03:20:19,271 INFO L754 eck$LassoCheckResult]: Loop: 254#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 255#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 263#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 262#L557-1 assume !(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1; 260#L557-4 call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 254#L555-2 [2022-07-13 03:20:19,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:19,271 INFO L85 PathProgramCache]: Analyzing trace with hash 28695751, now seen corresponding path program 1 times [2022-07-13 03:20:19,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:19,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220166970] [2022-07-13 03:20:19,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:19,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:19,308 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:19,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:19,327 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:19,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:19,328 INFO L85 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 2 times [2022-07-13 03:20:19,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:19,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844777566] [2022-07-13 03:20:19,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:19,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:19,350 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:19,356 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:19,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:19,356 INFO L85 PathProgramCache]: Analyzing trace with hash -2042683401, now seen corresponding path program 1 times [2022-07-13 03:20:19,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:19,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034830249] [2022-07-13 03:20:19,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:19,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:19,378 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:19,413 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:20,020 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:20:20,021 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:20:20,021 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:20:20,021 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:20:20,021 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:20:20,021 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:20,021 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:20:20,021 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:20:20,021 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration3_Lasso [2022-07-13 03:20:20,021 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:20:20,021 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:20:20,023 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,026 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,460 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:20,786 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:20:20,786 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:20:20,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:20,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:20,788 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) [2022-07-13 03:20:20,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:20,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:20,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:20,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:20,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:20,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:20,801 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:20,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:20,804 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 [2022-07-13 03:20:20,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:20,833 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 [2022-07-13 03:20:20,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:20,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:20,834 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) [2022-07-13 03:20:20,835 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 [2022-07-13 03:20:20,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:20,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:20,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:20,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:20,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:20,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:20,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:20,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:20,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:20,874 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 [2022-07-13 03:20:20,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:20,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:20,884 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) [2022-07-13 03:20:20,885 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 [2022-07-13 03:20:20,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:20,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:20,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:20,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:20,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:20,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:20,892 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:20,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:20,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:20,920 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 [2022-07-13 03:20:20,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:20,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:20,921 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) [2022-07-13 03:20:20,923 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 [2022-07-13 03:20:20,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:20,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:20,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:20,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:20,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:20,930 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:20,930 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:20,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:20,947 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 [2022-07-13 03:20:20,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:20,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:20,948 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) [2022-07-13 03:20:20,948 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 [2022-07-13 03:20:20,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:20,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:20,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:20,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:20,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:20,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:20,956 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:20,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:20,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:20,971 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-13 03:20:20,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:20,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:20,973 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) [2022-07-13 03:20:20,973 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 [2022-07-13 03:20:20,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:20,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:20,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:20,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:20,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:20,981 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:20,981 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:20,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:20,999 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-07-13 03:20:20,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:20,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:21,000 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) [2022-07-13 03:20:21,001 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 [2022-07-13 03:20:21,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:21,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:21,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:21,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:21,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:21,015 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:21,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:21,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:21,045 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 [2022-07-13 03:20:21,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:21,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:21,047 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) [2022-07-13 03:20:21,048 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 [2022-07-13 03:20:21,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:21,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:21,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:21,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:21,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:21,057 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:21,057 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:21,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:21,093 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-07-13 03:20:21,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:21,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:21,094 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) [2022-07-13 03:20:21,094 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 [2022-07-13 03:20:21,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:21,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:21,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:21,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:21,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:21,106 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:21,106 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:21,127 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:20:21,136 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-13 03:20:21,136 INFO L444 ModelExtractionUtils]: 25 out of 31 variables were initially zero. Simplification set additionally 4 variables to zero. [2022-07-13 03:20:21,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:21,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:21,137 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) [2022-07-13 03:20:21,137 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 [2022-07-13 03:20:21,138 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:20:21,145 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 03:20:21,145 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:20:21,145 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_2 Supporting invariants [] [2022-07-13 03:20:21,162 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 [2022-07-13 03:20:21,209 INFO L293 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2022-07-13 03:20:21,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:21,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-13 03:20:21,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:20:21,253 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 12 [2022-07-13 03:20:21,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:21,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 15 conjunts are in the unsatisfiable core [2022-07-13 03:20:21,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:20:21,319 INFO L356 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2022-07-13 03:20:21,321 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 1 case distinctions, treesize of input 26 treesize of output 29 [2022-07-13 03:20:21,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:20:21,407 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2022-07-13 03:20:21,408 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 25 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:20:21,533 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 25 transitions. cyclomatic complexity: 9. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 28 states and 38 transitions. Complement of second has 15 states. [2022-07-13 03:20:21,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2022-07-13 03:20:21,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:20:21,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 22 transitions. [2022-07-13 03:20:21,534 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 5 letters. [2022-07-13 03:20:21,534 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:21,534 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 10 letters. Loop has 5 letters. [2022-07-13 03:20:21,534 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:21,534 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 22 transitions. Stem has 5 letters. Loop has 10 letters. [2022-07-13 03:20:21,535 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:21,535 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 38 transitions. [2022-07-13 03:20:21,535 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-07-13 03:20:21,536 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 27 states and 36 transitions. [2022-07-13 03:20:21,536 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-07-13 03:20:21,536 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-13 03:20:21,536 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 36 transitions. [2022-07-13 03:20:21,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:20:21,536 INFO L369 hiAutomatonCegarLoop]: Abstraction has 27 states and 36 transitions. [2022-07-13 03:20:21,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 36 transitions. [2022-07-13 03:20:21,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 14. [2022-07-13 03:20:21,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:20:21,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 19 transitions. [2022-07-13 03:20:21,537 INFO L392 hiAutomatonCegarLoop]: Abstraction has 14 states and 19 transitions. [2022-07-13 03:20:21,537 INFO L374 stractBuchiCegarLoop]: Abstraction has 14 states and 19 transitions. [2022-07-13 03:20:21,537 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-13 03:20:21,537 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 19 transitions. [2022-07-13 03:20:21,537 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 03:20:21,538 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:20:21,538 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:20:21,538 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-13 03:20:21,538 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 03:20:21,538 INFO L752 eck$LassoCheckResult]: Stem: 471#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 472#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 465#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 466#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 473#L554 assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 474#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 467#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 468#L557-3 [2022-07-13 03:20:21,538 INFO L754 eck$LassoCheckResult]: Loop: 468#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 476#L557-1 assume !!(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1;call gcd_#t~mem13#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem14#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem13#1 - gcd_#t~mem14#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem13#1;havoc gcd_#t~mem14#1; 468#L557-3 [2022-07-13 03:20:21,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:21,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815470, now seen corresponding path program 1 times [2022-07-13 03:20:21,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:21,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187533952] [2022-07-13 03:20:21,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:21,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:21,547 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:21,554 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:21,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:21,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1894, now seen corresponding path program 1 times [2022-07-13 03:20:21,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:21,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30903798] [2022-07-13 03:20:21,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:21,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:21,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:21,559 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:21,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:21,562 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:21,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:21,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1182880019, now seen corresponding path program 1 times [2022-07-13 03:20:21,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:21,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580219300] [2022-07-13 03:20:21,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:21,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:21,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:21,585 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:21,596 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 [2022-07-13 03:20:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:21,608 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:22,015 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:20:22,015 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:20:22,016 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:20:22,016 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:20:22,016 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:20:22,016 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:22,016 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:20:22,016 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:20:22,016 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration4_Lasso [2022-07-13 03:20:22,016 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:20:22,016 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:20:22,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,024 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,027 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,029 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,032 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,033 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,036 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,044 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,383 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:22,707 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:20:22,707 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:20:22,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:22,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:22,708 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) [2022-07-13 03:20:22,709 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 [2022-07-13 03:20:22,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:22,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:22,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:22,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:22,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:22,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:22,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:22,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:22,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:22,744 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-07-13 03:20:22,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:22,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:22,745 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) [2022-07-13 03:20:22,745 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 [2022-07-13 03:20:22,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:22,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:22,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:22,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:22,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:22,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:22,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:22,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:22,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:22,779 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 [2022-07-13 03:20:22,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:22,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:22,781 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) [2022-07-13 03:20:22,789 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 [2022-07-13 03:20:22,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:22,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:22,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:22,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:22,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:22,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:22,797 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:22,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:22,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:22,821 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-07-13 03:20:22,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:22,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:22,823 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) [2022-07-13 03:20:22,824 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 [2022-07-13 03:20:22,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:22,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:22,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:22,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:22,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:22,832 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:22,832 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:22,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:22,865 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 [2022-07-13 03:20:22,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:22,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:22,866 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) [2022-07-13 03:20:22,867 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 [2022-07-13 03:20:22,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:22,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:22,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:22,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:22,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:22,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:22,881 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:22,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:22,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-07-13 03:20:22,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:22,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:22,913 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) [2022-07-13 03:20:22,914 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 [2022-07-13 03:20:22,916 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 [2022-07-13 03:20:22,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:22,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:22,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:22,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:22,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:22,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:22,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:22,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:22,968 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-07-13 03:20:22,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:22,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:22,974 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) [2022-07-13 03:20:22,974 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 [2022-07-13 03:20:22,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:22,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:22,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:22,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:22,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:22,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:22,983 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:22,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:22,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:23,009 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 [2022-07-13 03:20:23,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,011 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) [2022-07-13 03:20:23,012 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 [2022-07-13 03:20:23,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:23,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:23,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:23,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:23,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:23,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:23,020 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:23,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:23,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:23,048 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-07-13 03:20:23,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,060 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) [2022-07-13 03:20:23,061 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 [2022-07-13 03:20:23,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:23,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:23,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:23,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:23,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:23,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:23,068 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:23,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:23,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:23,083 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 [2022-07-13 03:20:23,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,084 INFO L229 MonitoredProcess]: Starting monitored process 44 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) [2022-07-13 03:20:23,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-07-13 03:20:23,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:23,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:23,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:23,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:23,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:23,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:23,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:23,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:23,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:23,107 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-07-13 03:20:23,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,108 INFO L229 MonitoredProcess]: Starting monitored process 45 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) [2022-07-13 03:20:23,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-07-13 03:20:23,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:23,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:23,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:23,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:23,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:23,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:23,116 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:23,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:23,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:23,134 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:23,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,136 INFO L229 MonitoredProcess]: Starting monitored process 46 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) [2022-07-13 03:20:23,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-07-13 03:20:23,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:23,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:23,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:23,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:23,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:23,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:23,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:23,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:23,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:23,159 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-07-13 03:20:23,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,160 INFO L229 MonitoredProcess]: Starting monitored process 47 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) [2022-07-13 03:20:23,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-07-13 03:20:23,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:23,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:23,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:23,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:23,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:23,169 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:23,169 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:23,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:23,185 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:23,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,186 INFO L229 MonitoredProcess]: Starting monitored process 48 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) [2022-07-13 03:20:23,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-07-13 03:20:23,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:23,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:23,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:23,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:23,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:23,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:23,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:23,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:23,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:23,209 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-07-13 03:20:23,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,210 INFO L229 MonitoredProcess]: Starting monitored process 49 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) [2022-07-13 03:20:23,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-07-13 03:20:23,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:23,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:23,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:23,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:23,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:23,218 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:23,218 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:23,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:23,234 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-07-13 03:20:23,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,235 INFO L229 MonitoredProcess]: Starting monitored process 50 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) [2022-07-13 03:20:23,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-07-13 03:20:23,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:23,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:23,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:23,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:23,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:23,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:23,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:23,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:23,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:23,258 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-13 03:20:23,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,260 INFO L229 MonitoredProcess]: Starting monitored process 51 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) [2022-07-13 03:20:23,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-07-13 03:20:23,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:23,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:23,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:23,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:23,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:23,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:23,275 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:23,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:23,308 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-07-13 03:20:23,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,309 INFO L229 MonitoredProcess]: Starting monitored process 52 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) [2022-07-13 03:20:23,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-07-13 03:20:23,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:23,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:23,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:23,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:23,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:23,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:23,325 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:23,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:23,346 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-07-13 03:20:23,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,347 INFO L229 MonitoredProcess]: Starting monitored process 53 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) [2022-07-13 03:20:23,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-07-13 03:20:23,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:23,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:23,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:23,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:23,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:23,361 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:23,362 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:23,369 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:20:23,376 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-13 03:20:23,376 INFO L444 ModelExtractionUtils]: 24 out of 31 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-13 03:20:23,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:23,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:23,377 INFO L229 MonitoredProcess]: Starting monitored process 54 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) [2022-07-13 03:20:23,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-07-13 03:20:23,379 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:20:23,385 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-13 03:20:23,385 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:20:23,385 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_3, v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_3) = 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_3 - 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_3 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_3 - 1 >= 0] [2022-07-13 03:20:23,401 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:23,449 INFO L293 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2022-07-13 03:20:23,480 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-07-13 03:20:23,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:23,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-13 03:20:23,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:20:23,548 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-07-13 03:20:23,549 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-07-13 03:20:23,553 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-07-13 03:20:23,557 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2022-07-13 03:20:23,596 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 20 treesize of output 9 [2022-07-13 03:20:23,598 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 7 [2022-07-13 03:20:23,601 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 98 treesize of output 94 [2022-07-13 03:20:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:23,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-13 03:20:23,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:20:23,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:20:23,661 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-13 03:20:23,661 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 19 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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) [2022-07-13 03:20:23,694 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 19 transitions. cyclomatic complexity: 7. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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) Result 25 states and 32 transitions. Complement of second has 9 states. [2022-07-13 03:20:23,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 03:20:23,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 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) [2022-07-13 03:20:23,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-07-13 03:20:23,696 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-13 03:20:23,696 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:23,696 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-13 03:20:23,696 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:23,696 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-13 03:20:23,696 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:23,696 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2022-07-13 03:20:23,697 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 03:20:23,697 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 19 states and 24 transitions. [2022-07-13 03:20:23,697 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-07-13 03:20:23,697 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-07-13 03:20:23,697 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 24 transitions. [2022-07-13 03:20:23,697 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:20:23,697 INFO L369 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2022-07-13 03:20:23,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 24 transitions. [2022-07-13 03:20:23,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2022-07-13 03:20:23,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:20:23,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2022-07-13 03:20:23,698 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-07-13 03:20:23,698 INFO L374 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-07-13 03:20:23,698 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-13 03:20:23,698 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2022-07-13 03:20:23,699 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-07-13 03:20:23,699 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:20:23,699 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:20:23,699 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 03:20:23,699 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 03:20:23,699 INFO L752 eck$LassoCheckResult]: Stem: 668#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 669#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet18#1, main_#t~nondet19#1, main_#t~ret20#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet18#1;havoc main_#t~nondet18#1;main_~y~0#1 := main_#t~nondet19#1;havoc main_#t~nondet19#1;assume { :begin_inline_gcd } true;gcd_#in~x#1, gcd_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc gcd_#res#1;havoc gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset, gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset, gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset, gcd_#t~mem5#1, gcd_#t~mem6#1, gcd_#t~mem7#1, gcd_#t~mem8#1, gcd_#t~mem10#1, gcd_#t~mem13#1, gcd_#t~mem14#1, gcd_#t~mem11#1, gcd_#t~mem12#1, gcd_#t~mem15#1, gcd_#t~mem16#1, gcd_#t~mem9#1, gcd_#t~mem17#1, gcd_~x#1, gcd_~y#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, gcd_~r~0#1.base, gcd_~r~0#1.offset;gcd_~x#1 := gcd_#in~x#1;gcd_~y#1 := gcd_#in~y#1;call gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset := gcd_#t~malloc2#1.base, gcd_#t~malloc2#1.offset;call gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset := gcd_#t~malloc3#1.base, gcd_#t~malloc3#1.offset;call gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);gcd_~r~0#1.base, gcd_~r~0#1.offset := gcd_#t~malloc4#1.base, gcd_#t~malloc4#1.offset;call write~int(gcd_~x#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_~y#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call gcd_#t~mem5#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4); 666#L553 assume !(gcd_#t~mem5#1 < 0);havoc gcd_#t~mem5#1; 667#L553-2 call gcd_#t~mem7#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 670#L554 assume !(gcd_#t~mem7#1 < 0);havoc gcd_#t~mem7#1; 671#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 664#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 665#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 677#L557-1 assume !(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1; 678#L557-4 call gcd_#t~mem15#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem15#1, gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);havoc gcd_#t~mem15#1;call gcd_#t~mem16#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call write~int(gcd_#t~mem16#1, gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);havoc gcd_#t~mem16#1; 672#L555-2 call gcd_#t~mem9#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 662#L555 assume !!(gcd_#t~mem9#1 > 0);havoc gcd_#t~mem9#1;call gcd_#t~mem10#1 := read~int(gcd_~x_ref~0#1.base, gcd_~x_ref~0#1.offset, 4);call write~int(gcd_#t~mem10#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem10#1; 663#L557-3 [2022-07-13 03:20:23,699 INFO L754 eck$LassoCheckResult]: Loop: 663#L557-3 call gcd_#t~mem11#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem12#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4); 674#L557-1 assume !!(gcd_#t~mem11#1 >= gcd_#t~mem12#1);havoc gcd_#t~mem11#1;havoc gcd_#t~mem12#1;call gcd_#t~mem13#1 := read~int(gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);call gcd_#t~mem14#1 := read~int(gcd_~y_ref~0#1.base, gcd_~y_ref~0#1.offset, 4);call write~int(gcd_#t~mem13#1 - gcd_#t~mem14#1, gcd_~r~0#1.base, gcd_~r~0#1.offset, 4);havoc gcd_#t~mem13#1;havoc gcd_#t~mem14#1; 663#L557-3 [2022-07-13 03:20:23,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:23,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1028040102, now seen corresponding path program 2 times [2022-07-13 03:20:23,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:23,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387687198] [2022-07-13 03:20:23,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:23,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:23,716 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:23,726 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:23,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:23,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1894, now seen corresponding path program 2 times [2022-07-13 03:20:23,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:23,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946910036] [2022-07-13 03:20:23,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:23,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:23,730 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:23,733 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:23,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:23,733 INFO L85 PathProgramCache]: Analyzing trace with hash -104059009, now seen corresponding path program 1 times [2022-07-13 03:20:23,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:20:23,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866001423] [2022-07-13 03:20:23,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:20:23,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:20:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:23,745 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:20:23,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:20:23,756 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:20:24,592 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:20:24,592 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:20:24,592 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:20:24,592 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:20:24,592 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:20:24,592 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:24,592 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:20:24,593 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:20:24,593 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration5_Lasso [2022-07-13 03:20:24,593 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:20:24,593 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:20:24,595 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,601 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,947 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:24,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 03:20:25,300 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:20:25,301 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:20:25,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,302 INFO L229 MonitoredProcess]: Starting monitored process 55 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) [2022-07-13 03:20:25,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-07-13 03:20:25,304 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 [2022-07-13 03:20:25,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:25,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:25,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:25,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,334 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-07-13 03:20:25,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,336 INFO L229 MonitoredProcess]: Starting monitored process 56 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) [2022-07-13 03:20:25,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-07-13 03:20:25,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:25,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:25,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:25,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,373 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:25,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,375 INFO L229 MonitoredProcess]: Starting monitored process 57 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) [2022-07-13 03:20:25,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-07-13 03:20:25,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:25,383 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:25,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,413 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:25,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,414 INFO L229 MonitoredProcess]: Starting monitored process 58 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) [2022-07-13 03:20:25,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-07-13 03:20:25,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:25,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:25,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:25,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,452 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-07-13 03:20:25,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,454 INFO L229 MonitoredProcess]: Starting monitored process 59 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) [2022-07-13 03:20:25,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-07-13 03:20:25,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:25,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:25,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,486 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-07-13 03:20:25,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,488 INFO L229 MonitoredProcess]: Starting monitored process 60 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) [2022-07-13 03:20:25,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-07-13 03:20:25,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:25,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,511 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:25,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:25,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,550 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-07-13 03:20:25,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,551 INFO L229 MonitoredProcess]: Starting monitored process 61 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) [2022-07-13 03:20:25,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-07-13 03:20:25,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:25,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:25,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:25,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:25,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,584 INFO L229 MonitoredProcess]: Starting monitored process 62 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) [2022-07-13 03:20:25,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-07-13 03:20:25,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:25,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:25,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:25,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,621 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-07-13 03:20:25,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,623 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2022-07-13 03:20:25,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-07-13 03:20:25,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:25,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:25,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:25,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,654 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-07-13 03:20:25,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,656 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2022-07-13 03:20:25,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-07-13 03:20:25,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:25,665 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:25,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,694 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-07-13 03:20:25,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,695 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2022-07-13 03:20:25,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-07-13 03:20:25,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,704 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:25,704 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:25,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,724 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-07-13 03:20:25,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,725 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2022-07-13 03:20:25,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-13 03:20:25,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,733 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:25,733 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:25,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,758 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-07-13 03:20:25,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,759 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2022-07-13 03:20:25,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-13 03:20:25,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:20:25,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:20:25,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:20:25,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,800 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-07-13 03:20:25,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,801 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2022-07-13 03:20:25,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-13 03:20:25,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,813 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:25,813 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:25,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,831 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-07-13 03:20:25,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,833 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2022-07-13 03:20:25,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-13 03:20:25,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:25,847 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:25,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,877 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-07-13 03:20:25,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,878 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2022-07-13 03:20:25,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-13 03:20:25,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:25,887 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:25,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,912 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-07-13 03:20:25,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,913 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,914 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2022-07-13 03:20:25,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-13 03:20:25,916 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 [2022-07-13 03:20:25,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:25,927 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:25,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,956 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-07-13 03:20:25,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,958 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2022-07-13 03:20:25,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-13 03:20:25,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:25,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:25,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:25,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:25,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:25,967 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:25,967 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:25,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:20:25,993 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-07-13 03:20:25,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:25,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:25,995 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2022-07-13 03:20:25,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-13 03:20:25,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:20:26,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:20:26,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:20:26,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:20:26,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:20:26,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:20:26,009 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:20:26,018 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:20:26,026 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-07-13 03:20:26,026 INFO L444 ModelExtractionUtils]: 24 out of 31 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-13 03:20:26,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:20:26,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:20:26,027 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2022-07-13 03:20:26,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-13 03:20:26,029 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:20:26,044 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-07-13 03:20:26,044 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:20:26,044 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_4, v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_4) = 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0#1.base) ULTIMATE.start_gcd_~r~0#1.offset)_4 - 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_4 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0#1.base) ULTIMATE.start_gcd_~y_ref~0#1.offset)_4 - 1 >= 0] [2022-07-13 03:20:26,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-07-13 03:20:26,123 INFO L293 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2022-07-13 03:20:26,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:26,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-13 03:20:26,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:20:26,199 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 44 treesize of output 42 [2022-07-13 03:20:26,227 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-07-13 03:20:26,254 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-07-13 03:20:26,254 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-07-13 03:20:26,259 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-07-13 03:20:26,263 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2022-07-13 03:20:26,290 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 20 treesize of output 9 [2022-07-13 03:20:26,292 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 7 [2022-07-13 03:20:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:26,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-13 03:20:26,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:20:26,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:20:26,343 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-13 03:20:26,343 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) [2022-07-13 03:20:26,378 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) Result 22 states and 27 transitions. Complement of second has 9 states. [2022-07-13 03:20:26,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 03:20:26,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) [2022-07-13 03:20:26,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-07-13 03:20:26,380 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-13 03:20:26,380 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:26,380 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-13 03:20:26,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:26,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-13 03:20:26,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:20:26,435 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 44 treesize of output 42 [2022-07-13 03:20:26,491 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-07-13 03:20:26,491 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-07-13 03:20:26,496 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-07-13 03:20:26,499 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2022-07-13 03:20:26,522 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 7 [2022-07-13 03:20:26,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:26,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-13 03:20:26,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:20:26,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:20:26,563 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-13 03:20:26,563 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) [2022-07-13 03:20:26,594 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) Result 22 states and 27 transitions. Complement of second has 9 states. [2022-07-13 03:20:26,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 03:20:26,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) [2022-07-13 03:20:26,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2022-07-13 03:20:26,596 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-13 03:20:26,596 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:26,596 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-13 03:20:26,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:20:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:26,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-13 03:20:26,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:20:26,646 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 98 treesize of output 94 [2022-07-13 03:20:26,693 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-07-13 03:20:26,693 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-07-13 03:20:26,697 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 8 treesize of output 7 [2022-07-13 03:20:26,701 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 12 treesize of output 11 [2022-07-13 03:20:26,728 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 20 treesize of output 9 [2022-07-13 03:20:26,730 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 9 treesize of output 7 [2022-07-13 03:20:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:20:26,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-13 03:20:26,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:20:26,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:20:26,778 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-13 03:20:26,778 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) [2022-07-13 03:20:26,822 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) Result 24 states and 31 transitions. Complement of second has 8 states. [2022-07-13 03:20:26,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 03:20:26,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) [2022-07-13 03:20:26,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 17 transitions. [2022-07-13 03:20:26,823 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 12 letters. Loop has 2 letters. [2022-07-13 03:20:26,824 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:26,824 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 14 letters. Loop has 2 letters. [2022-07-13 03:20:26,824 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:26,824 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 12 letters. Loop has 4 letters. [2022-07-13 03:20:26,824 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:20:26,824 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 31 transitions. [2022-07-13 03:20:26,825 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 03:20:26,826 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2022-07-13 03:20:26,826 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-13 03:20:26,826 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-13 03:20:26,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-13 03:20:26,826 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 03:20:26,826 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 03:20:26,826 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 03:20:26,826 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 03:20:26,826 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-13 03:20:26,827 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-13 03:20:26,827 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 03:20:26,827 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-13 03:20:26,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.07 03:20:26 BoogieIcfgContainer [2022-07-13 03:20:26,832 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-13 03:20:26,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 03:20:26,832 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 03:20:26,832 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 03:20:26,833 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:20:15" (3/4) ... [2022-07-13 03:20:26,835 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-13 03:20:26,835 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 03:20:26,835 INFO L158 Benchmark]: Toolchain (without parser) took 11707.00ms. Allocated memory was 86.0MB in the beginning and 163.6MB in the end (delta: 77.6MB). Free memory was 54.2MB in the beginning and 45.3MB in the end (delta: 8.9MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. [2022-07-13 03:20:26,835 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 86.0MB. Free memory was 54.5MB in the beginning and 54.5MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 03:20:26,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.14ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 54.0MB in the beginning and 83.5MB in the end (delta: -29.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 03:20:26,836 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.28ms. Allocated memory is still 113.2MB. Free memory was 83.5MB in the beginning and 82.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 03:20:26,836 INFO L158 Benchmark]: Boogie Preprocessor took 27.98ms. Allocated memory is still 113.2MB. Free memory was 81.4MB in the beginning and 80.7MB in the end (delta: 696.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 03:20:26,836 INFO L158 Benchmark]: RCFGBuilder took 366.28ms. Allocated memory is still 113.2MB. Free memory was 80.7MB in the beginning and 68.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-13 03:20:26,837 INFO L158 Benchmark]: BuchiAutomizer took 10949.41ms. Allocated memory was 113.2MB in the beginning and 163.6MB in the end (delta: 50.3MB). Free memory was 68.2MB in the beginning and 45.3MB in the end (delta: 22.8MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2022-07-13 03:20:26,837 INFO L158 Benchmark]: Witness Printer took 2.71ms. Allocated memory is still 163.6MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 03:20:26,838 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 86.0MB. Free memory was 54.5MB in the beginning and 54.5MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.14ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 54.0MB in the beginning and 83.5MB in the end (delta: -29.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.28ms. Allocated memory is still 113.2MB. Free memory was 83.5MB in the beginning and 82.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.98ms. Allocated memory is still 113.2MB. Free memory was 81.4MB in the beginning and 80.7MB in the end (delta: 696.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 366.28ms. Allocated memory is still 113.2MB. Free memory was 80.7MB in the beginning and 68.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 10949.41ms. Allocated memory was 113.2MB in the beginning and 163.6MB in the end (delta: 50.3MB). Free memory was 68.2MB in the beginning and 45.3MB in the end (delta: 22.8MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. * Witness Printer took 2.71ms. Allocated memory is still 163.6MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (1 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] and consists of 9 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] and consists of 9 locations. One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[r][r] + 1 + -2 * unknown-#memory_int-unknown[y_ref][y_ref] and consists of 6 locations. One nondeterministic module has affine ranking function 2 * unknown-#memory_int-unknown[r][r] + 1 + -2 * unknown-#memory_int-unknown[y_ref][y_ref] and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.9s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 9.0s. Construction of modules took 0.1s. Büchi inclusion checks took 1.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 18 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 [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 113 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 113 mSDsluCounter, 74 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 19 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 157 IncrementalHoareTripleChecker+Invalid, 206 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 55 mSDtfsCounter, 157 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital1033 mio100 ax103 hnf100 lsp94 ukn38 mio100 lsp36 div100 bol100 ite100 ukn100 eq185 hnf88 smp97 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 27ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-13 03:20:26,880 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