./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5adc3402a12b42bc2aef7c382784898827eb467d1d3955bed162b3bd231708de --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-12 01:02:00,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 01:02:00,489 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-12 01:02:00,496 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 01:02:00,497 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 01:02:00,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 01:02:00,525 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 01:02:00,526 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 01:02:00,526 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 01:02:00,527 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 01:02:00,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 01:02:00,528 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 01:02:00,528 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 01:02:00,529 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-12 01:02:00,529 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-12 01:02:00,529 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-12 01:02:00,530 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-12 01:02:00,530 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-12 01:02:00,530 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-12 01:02:00,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 01:02:00,531 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-12 01:02:00,532 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-12 01:02:00,532 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 01:02:00,535 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-12 01:02:00,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 01:02:00,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-12 01:02:00,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-12 01:02:00,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-12 01:02:00,537 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 01:02:00,537 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-12 01:02:00,538 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-12 01:02:00,542 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 01:02:00,543 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-12 01:02:00,543 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 01:02:00,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 01:02:00,544 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 01:02:00,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 01:02:00,544 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 01:02:00,545 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-12 01:02:00,545 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5adc3402a12b42bc2aef7c382784898827eb467d1d3955bed162b3bd231708de [2024-10-12 01:02:00,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 01:02:00,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 01:02:00,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 01:02:00,865 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 01:02:00,866 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 01:02:00,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c [2024-10-12 01:02:02,443 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 01:02:02,653 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 01:02:02,653 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c [2024-10-12 01:02:02,665 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/09070e45b/28b8060d73cc4f40bf1c1318889973a8/FLAG3ff1614dd [2024-10-12 01:02:03,031 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/09070e45b/28b8060d73cc4f40bf1c1318889973a8 [2024-10-12 01:02:03,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 01:02:03,036 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 01:02:03,040 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 01:02:03,040 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 01:02:03,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 01:02:03,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,046 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f5afa29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03, skipping insertion in model container [2024-10-12 01:02:03,046 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,072 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 01:02:03,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 01:02:03,347 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 01:02:03,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 01:02:03,422 INFO L204 MainTranslator]: Completed translation [2024-10-12 01:02:03,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03 WrapperNode [2024-10-12 01:02:03,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 01:02:03,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 01:02:03,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 01:02:03,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 01:02:03,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,441 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,472 INFO L138 Inliner]: procedures = 29, calls = 33, calls flagged for inlining = 28, calls inlined = 31, statements flattened = 313 [2024-10-12 01:02:03,472 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 01:02:03,473 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 01:02:03,473 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 01:02:03,473 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 01:02:03,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,488 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,503 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-12 01:02:03,504 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,504 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,512 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,525 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,536 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 01:02:03,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 01:02:03,537 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 01:02:03,537 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 01:02:03,538 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (1/1) ... [2024-10-12 01:02:03,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:03,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:03,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:03,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-12 01:02:03,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 01:02:03,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 01:02:03,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 01:02:03,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 01:02:03,712 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 01:02:03,714 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 01:02:04,073 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-10-12 01:02:04,074 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 01:02:04,107 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 01:02:04,109 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-12 01:02:04,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 01:02:04 BoogieIcfgContainer [2024-10-12 01:02:04,110 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 01:02:04,111 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-12 01:02:04,111 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-12 01:02:04,115 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-12 01:02:04,116 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 01:02:04,116 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.10 01:02:03" (1/3) ... [2024-10-12 01:02:04,117 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@66a82693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 01:02:04, skipping insertion in model container [2024-10-12 01:02:04,118 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 01:02:04,118 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 01:02:03" (2/3) ... [2024-10-12 01:02:04,118 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@66a82693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 01:02:04, skipping insertion in model container [2024-10-12 01:02:04,118 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 01:02:04,118 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 01:02:04" (3/3) ... [2024-10-12 01:02:04,120 INFO L332 chiAutomizerObserver]: Analyzing ICFG pc_sfifo_2.cil-2.c [2024-10-12 01:02:04,184 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-12 01:02:04,184 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-12 01:02:04,184 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-12 01:02:04,184 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-12 01:02:04,184 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-12 01:02:04,184 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-12 01:02:04,185 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-12 01:02:04,185 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-12 01:02:04,189 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 108 states, 107 states have (on average 1.514018691588785) internal successors, (162), 107 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:04,211 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 72 [2024-10-12 01:02:04,212 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:04,212 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:04,221 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:04,221 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:04,221 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-12 01:02:04,222 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 108 states, 107 states have (on average 1.514018691588785) internal successors, (162), 107 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:04,228 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 72 [2024-10-12 01:02:04,228 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:04,228 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:04,230 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:04,230 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:04,240 INFO L745 eck$LassoCheckResult]: Stem: 19#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 31#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 104#init_model_returnLabel#1true assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 65#L222true assume !(1 == ~q_req_up~0); 9#L222-2true assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 82#L237true assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 32#L237-2true assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 39#L242-1true assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 89#L275true assume !(0 == ~q_read_ev~0); 96#L275-2true assume !(0 == ~q_write_ev~0); 23#L280-1true assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 109#L65true assume !(1 == ~p_dw_pc~0); 30#L65-2true is_do_write_p_triggered_~__retres1~0#1 := 0; 56#L76true is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 76#is_do_write_p_triggered_returnLabel#1true activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 36#L315true assume !(0 != activate_threads_~tmp~1#1); 63#L315-2true assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 99#L84true assume 1 == ~c_dr_pc~0; 25#L85true assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 69#L95true is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 21#is_do_read_c_triggered_returnLabel#1true activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 4#L323true assume !(0 != activate_threads_~tmp___0~1#1); 47#L323-2true havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 100#L293true assume !(1 == ~q_read_ev~0); 2#L293-2true assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 37#L298-1true assume { :end_inline_reset_delta_events } true; 11#L419-2true [2024-10-12 01:02:04,241 INFO L747 eck$LassoCheckResult]: Loop: 11#L419-2true assume !false; 27#L420true start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 105#L364true assume false; 66#eval_returnLabel#1true havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 85#L222-3true assume !(1 == ~q_req_up~0); 33#L222-5true assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 81#L275-3true assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 41#L275-5true assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 54#L280-3true assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 61#L65-3true assume !(1 == ~p_dw_pc~0); 17#L65-5true is_do_write_p_triggered_~__retres1~0#1 := 0; 97#L76-1true is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 55#is_do_write_p_triggered_returnLabel#2true activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 42#L315-3true assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 86#L315-5true assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 59#L84-3true assume 1 == ~c_dr_pc~0; 44#L85-1true assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 80#L95-1true is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 29#is_do_read_c_triggered_returnLabel#2true activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 107#L323-3true assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 79#L323-5true havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 93#L293-3true assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; 5#L293-5true assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 53#L298-3true assume { :end_inline_reset_delta_events } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~3#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 24#L255-1true assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 26#L267-1true exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 77#exists_runnable_thread_returnLabel#2true stop_simulation_#t~ret12#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~3#1 := stop_simulation_#t~ret12#1;havoc stop_simulation_#t~ret12#1; 13#L394true assume !(0 != stop_simulation_~tmp~3#1);stop_simulation_~__retres2~0#1 := 1; 7#L401true stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 106#stop_simulation_returnLabel#1true start_simulation_#t~ret13#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~4#1 := start_simulation_#t~ret13#1;havoc start_simulation_#t~ret13#1; 28#L436true assume !(0 != start_simulation_~tmp~4#1); 11#L419-2true [2024-10-12 01:02:04,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:04,247 INFO L85 PathProgramCache]: Analyzing trace with hash -239976594, now seen corresponding path program 1 times [2024-10-12 01:02:04,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:04,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611974893] [2024-10-12 01:02:04,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:04,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:04,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:04,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:04,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611974893] [2024-10-12 01:02:04,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611974893] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:04,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:04,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 01:02:04,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928214193] [2024-10-12 01:02:04,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:04,509 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 01:02:04,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:04,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1757542019, now seen corresponding path program 1 times [2024-10-12 01:02:04,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:04,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085062260] [2024-10-12 01:02:04,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:04,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:04,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:04,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:04,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:04,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085062260] [2024-10-12 01:02:04,547 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085062260] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:04,547 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:04,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-12 01:02:04,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779770118] [2024-10-12 01:02:04,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:04,548 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-12 01:02:04,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:04,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-12 01:02:04,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-12 01:02:04,594 INFO L87 Difference]: Start difference. First operand has 108 states, 107 states have (on average 1.514018691588785) internal successors, (162), 107 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:04,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:04,627 INFO L93 Difference]: Finished difference Result 102 states and 144 transitions. [2024-10-12 01:02:04,630 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 102 states and 144 transitions. [2024-10-12 01:02:04,634 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2024-10-12 01:02:04,643 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 102 states to 95 states and 137 transitions. [2024-10-12 01:02:04,647 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 95 [2024-10-12 01:02:04,648 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 95 [2024-10-12 01:02:04,649 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95 states and 137 transitions. [2024-10-12 01:02:04,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:02:04,651 INFO L218 hiAutomatonCegarLoop]: Abstraction has 95 states and 137 transitions. [2024-10-12 01:02:04,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states and 137 transitions. [2024-10-12 01:02:04,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-10-12 01:02:04,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 95 states have (on average 1.4421052631578948) internal successors, (137), 94 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:04,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 137 transitions. [2024-10-12 01:02:04,691 INFO L240 hiAutomatonCegarLoop]: Abstraction has 95 states and 137 transitions. [2024-10-12 01:02:04,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-12 01:02:04,697 INFO L425 stractBuchiCegarLoop]: Abstraction has 95 states and 137 transitions. [2024-10-12 01:02:04,698 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-12 01:02:04,698 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 95 states and 137 transitions. [2024-10-12 01:02:04,700 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2024-10-12 01:02:04,703 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:04,703 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:04,704 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:04,705 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:04,705 INFO L745 eck$LassoCheckResult]: Stem: 276#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 277#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 301#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 254#L222 assume !(1 == ~q_req_up~0); 243#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 244#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 284#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 305#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 303#L275 assume !(0 == ~q_read_ev~0); 304#L275-2 assume !(0 == ~q_write_ev~0); 290#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 291#L65 assume !(1 == ~p_dw_pc~0); 287#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 286#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 271#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 272#L315 assume !(0 != activate_threads_~tmp~1#1); 249#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 250#L84 assume 1 == ~c_dr_pc~0; 296#L85 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 263#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 264#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 226#L323 assume !(0 != activate_threads_~tmp___0~1#1); 227#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 312#L293 assume !(1 == ~q_read_ev~0); 219#L293-2 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 220#L298-1 assume { :end_inline_reset_delta_events } true; 245#L419-2 [2024-10-12 01:02:04,705 INFO L747 eck$LassoCheckResult]: Loop: 245#L419-2 assume !false; 246#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 261#L364 assume !false; 292#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 256#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 222#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 241#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 242#L344 assume !(0 != eval_~tmp___1~0#1); 257#eval_returnLabel#1 havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 258#L222-3 assume !(1 == ~q_req_up~0); 289#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 282#L275-3 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 283#L275-5 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 310#L280-3 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 232#L65-3 assume 1 == ~p_dw_pc~0; 233#L66-1 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 267#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 309#is_do_write_p_triggered_returnLabel#2 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 311#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 299#L315-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 223#L84-3 assume !(1 == ~c_dr_pc~0); 224#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 280#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 281#is_do_read_c_triggered_returnLabel#2 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 298#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 278#L323-5 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 279#L293-3 assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; 230#L293-5 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 231#L298-3 assume { :end_inline_reset_delta_events } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~3#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 293#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 294#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 273#exists_runnable_thread_returnLabel#2 stop_simulation_#t~ret12#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~3#1 := stop_simulation_#t~ret12#1;havoc stop_simulation_#t~ret12#1; 251#L394 assume !(0 != stop_simulation_~tmp~3#1);stop_simulation_~__retres2~0#1 := 1; 237#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 238#stop_simulation_returnLabel#1 start_simulation_#t~ret13#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~4#1 := start_simulation_#t~ret13#1;havoc start_simulation_#t~ret13#1; 297#L436 assume !(0 != start_simulation_~tmp~4#1); 245#L419-2 [2024-10-12 01:02:04,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:04,706 INFO L85 PathProgramCache]: Analyzing trace with hash 577671856, now seen corresponding path program 1 times [2024-10-12 01:02:04,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:04,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106961802] [2024-10-12 01:02:04,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:04,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:04,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:04,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:04,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:04,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106961802] [2024-10-12 01:02:04,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106961802] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:04,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:04,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 01:02:04,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098317104] [2024-10-12 01:02:04,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:04,897 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 01:02:04,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:04,898 INFO L85 PathProgramCache]: Analyzing trace with hash 755463123, now seen corresponding path program 1 times [2024-10-12 01:02:04,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:04,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684035725] [2024-10-12 01:02:04,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:04,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:05,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:05,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:05,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684035725] [2024-10-12 01:02:05,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684035725] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:05,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:05,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 01:02:05,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314062286] [2024-10-12 01:02:05,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:05,008 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-12 01:02:05,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:05,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 01:02:05,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 01:02:05,010 INFO L87 Difference]: Start difference. First operand 95 states and 137 transitions. cyclomatic complexity: 43 Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:05,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:05,128 INFO L93 Difference]: Finished difference Result 211 states and 296 transitions. [2024-10-12 01:02:05,128 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 211 states and 296 transitions. [2024-10-12 01:02:05,131 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 176 [2024-10-12 01:02:05,133 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 211 states to 211 states and 296 transitions. [2024-10-12 01:02:05,133 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 211 [2024-10-12 01:02:05,134 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 211 [2024-10-12 01:02:05,134 INFO L73 IsDeterministic]: Start isDeterministic. Operand 211 states and 296 transitions. [2024-10-12 01:02:05,137 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:02:05,139 INFO L218 hiAutomatonCegarLoop]: Abstraction has 211 states and 296 transitions. [2024-10-12 01:02:05,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states and 296 transitions. [2024-10-12 01:02:05,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 196. [2024-10-12 01:02:05,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 196 states have (on average 1.413265306122449) internal successors, (277), 195 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:05,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 277 transitions. [2024-10-12 01:02:05,159 INFO L240 hiAutomatonCegarLoop]: Abstraction has 196 states and 277 transitions. [2024-10-12 01:02:05,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 01:02:05,161 INFO L425 stractBuchiCegarLoop]: Abstraction has 196 states and 277 transitions. [2024-10-12 01:02:05,162 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-12 01:02:05,162 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 196 states and 277 transitions. [2024-10-12 01:02:05,164 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 163 [2024-10-12 01:02:05,165 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:05,165 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:05,166 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:05,167 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:05,167 INFO L745 eck$LassoCheckResult]: Stem: 594#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 595#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 619#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 571#L222 assume !(1 == ~q_req_up~0); 558#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 559#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 605#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 625#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 622#L275 assume !(0 == ~q_read_ev~0); 623#L275-2 assume !(0 == ~q_write_ev~0); 608#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 609#L65 assume !(1 == ~p_dw_pc~0); 616#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 617#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 592#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 593#L315 assume !(0 != activate_threads_~tmp~1#1); 566#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 567#L84 assume !(1 == ~c_dr_pc~0); 587#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 581#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 582#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 544#L323 assume !(0 != activate_threads_~tmp___0~1#1); 545#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 634#L293 assume !(1 == ~q_read_ev~0); 538#L293-2 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 539#L298-1 assume { :end_inline_reset_delta_events } true; 562#L419-2 [2024-10-12 01:02:05,167 INFO L747 eck$LassoCheckResult]: Loop: 562#L419-2 assume !false; 563#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 578#L364 assume !false; 610#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 573#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 541#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 560#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 561#L344 assume !(0 != eval_~tmp___1~0#1); 574#eval_returnLabel#1 havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 575#L222-3 assume !(1 == ~q_req_up~0); 607#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 603#L275-3 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 604#L275-5 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 631#L280-3 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 550#L65-3 assume !(1 == ~p_dw_pc~0); 551#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 721#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 719#is_do_write_p_triggered_returnLabel#2 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 717#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 618#L315-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 542#L84-3 assume !(1 == ~c_dr_pc~0); 543#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 601#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 602#is_do_read_c_triggered_returnLabel#2 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 615#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 599#L323-5 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 600#L293-3 assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; 730#L293-5 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 729#L298-3 assume { :end_inline_reset_delta_events } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~3#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 727#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 726#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 725#exists_runnable_thread_returnLabel#2 stop_simulation_#t~ret12#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~3#1 := stop_simulation_#t~ret12#1;havoc stop_simulation_#t~ret12#1; 568#L394 assume !(0 != stop_simulation_~tmp~3#1);stop_simulation_~__retres2~0#1 := 1; 552#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 553#stop_simulation_returnLabel#1 start_simulation_#t~ret13#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~4#1 := start_simulation_#t~ret13#1;havoc start_simulation_#t~ret13#1; 614#L436 assume !(0 != start_simulation_~tmp~4#1); 562#L419-2 [2024-10-12 01:02:05,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:05,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1617647375, now seen corresponding path program 1 times [2024-10-12 01:02:05,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:05,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719802396] [2024-10-12 01:02:05,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:05,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:05,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:05,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:05,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719802396] [2024-10-12 01:02:05,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719802396] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:05,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:05,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 01:02:05,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053373143] [2024-10-12 01:02:05,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:05,257 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 01:02:05,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:05,257 INFO L85 PathProgramCache]: Analyzing trace with hash 642076466, now seen corresponding path program 1 times [2024-10-12 01:02:05,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:05,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705919911] [2024-10-12 01:02:05,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:05,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:05,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:05,341 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:05,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705919911] [2024-10-12 01:02:05,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705919911] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:05,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:05,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 01:02:05,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842063207] [2024-10-12 01:02:05,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:05,342 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-12 01:02:05,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:05,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 01:02:05,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 01:02:05,343 INFO L87 Difference]: Start difference. First operand 196 states and 277 transitions. cyclomatic complexity: 83 Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:05,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:05,474 INFO L93 Difference]: Finished difference Result 449 states and 615 transitions. [2024-10-12 01:02:05,475 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 449 states and 615 transitions. [2024-10-12 01:02:05,478 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 373 [2024-10-12 01:02:05,483 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 449 states to 449 states and 615 transitions. [2024-10-12 01:02:05,484 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 449 [2024-10-12 01:02:05,485 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 449 [2024-10-12 01:02:05,485 INFO L73 IsDeterministic]: Start isDeterministic. Operand 449 states and 615 transitions. [2024-10-12 01:02:05,487 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:02:05,488 INFO L218 hiAutomatonCegarLoop]: Abstraction has 449 states and 615 transitions. [2024-10-12 01:02:05,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states and 615 transitions. [2024-10-12 01:02:05,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 449. [2024-10-12 01:02:05,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 449 states, 449 states have (on average 1.3697104677060135) internal successors, (615), 448 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:05,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 615 transitions. [2024-10-12 01:02:05,525 INFO L240 hiAutomatonCegarLoop]: Abstraction has 449 states and 615 transitions. [2024-10-12 01:02:05,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 01:02:05,526 INFO L425 stractBuchiCegarLoop]: Abstraction has 449 states and 615 transitions. [2024-10-12 01:02:05,527 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-12 01:02:05,529 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 449 states and 615 transitions. [2024-10-12 01:02:05,553 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 373 [2024-10-12 01:02:05,553 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:05,554 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:05,559 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:05,559 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:05,559 INFO L745 eck$LassoCheckResult]: Stem: 1257#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 1258#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 1286#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 1231#L222 assume !(1 == ~q_req_up~0); 1233#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 1270#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1271#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1303#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 1304#L275 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 1291#L275-2 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 1307#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 1356#L65 assume !(1 == ~p_dw_pc~0); 1355#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 1354#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1353#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 1352#L315 assume !(0 != activate_threads_~tmp~1#1); 1351#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 1350#L84 assume !(1 == ~c_dr_pc~0); 1349#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 1348#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 1347#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 1346#L323 assume !(0 != activate_threads_~tmp___0~1#1); 1345#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 1344#L293 assume !(1 == ~q_read_ev~0); 1342#L293-2 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 1343#L298-1 assume { :end_inline_reset_delta_events } true; 1510#L419-2 [2024-10-12 01:02:05,560 INFO L747 eck$LassoCheckResult]: Loop: 1510#L419-2 assume !false; 1507#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 1239#L364 assume !false; 1506#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 1502#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1500#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1499#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 1382#L344 assume !(0 != eval_~tmp___1~0#1); 1383#eval_returnLabel#1 havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 1642#L222-3 assume !(1 == ~q_req_up~0); 1297#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 1268#L275-3 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 1269#L275-5 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 1309#L280-3 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 1626#L65-3 assume !(1 == ~p_dw_pc~0); 1625#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 1624#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1623#is_do_write_p_triggered_returnLabel#2 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 1622#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 1621#L315-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 1620#L84-3 assume !(1 == ~c_dr_pc~0); 1619#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 1618#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 1617#is_do_read_c_triggered_returnLabel#2 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 1615#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 1613#L323-5 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 1611#L293-3 assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; 1609#L293-5 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 1205#L298-3 assume { :end_inline_reset_delta_events } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~3#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 1277#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1278#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1252#exists_runnable_thread_returnLabel#2 stop_simulation_#t~ret12#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~3#1 := stop_simulation_#t~ret12#1;havoc stop_simulation_#t~ret12#1; 1227#L394 assume !(0 != stop_simulation_~tmp~3#1);stop_simulation_~__retres2~0#1 := 1; 1210#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 1211#stop_simulation_returnLabel#1 start_simulation_#t~ret13#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~4#1 := start_simulation_#t~ret13#1;havoc start_simulation_#t~ret13#1; 1329#L436 assume !(0 != start_simulation_~tmp~4#1); 1510#L419-2 [2024-10-12 01:02:05,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:05,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1964845233, now seen corresponding path program 1 times [2024-10-12 01:02:05,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:05,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648592714] [2024-10-12 01:02:05,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:05,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:05,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:05,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:05,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648592714] [2024-10-12 01:02:05,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648592714] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:05,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:05,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 01:02:05,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790104494] [2024-10-12 01:02:05,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:05,614 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 01:02:05,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:05,615 INFO L85 PathProgramCache]: Analyzing trace with hash 642076466, now seen corresponding path program 2 times [2024-10-12 01:02:05,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:05,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820849018] [2024-10-12 01:02:05,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:05,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:05,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:05,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:05,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820849018] [2024-10-12 01:02:05,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820849018] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:05,686 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:05,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 01:02:05,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933101464] [2024-10-12 01:02:05,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:05,687 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-12 01:02:05,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:05,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-12 01:02:05,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-12 01:02:05,689 INFO L87 Difference]: Start difference. First operand 449 states and 615 transitions. cyclomatic complexity: 170 Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:05,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:05,728 INFO L93 Difference]: Finished difference Result 701 states and 942 transitions. [2024-10-12 01:02:05,729 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 701 states and 942 transitions. [2024-10-12 01:02:05,736 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 583 [2024-10-12 01:02:05,739 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 701 states to 701 states and 942 transitions. [2024-10-12 01:02:05,740 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 701 [2024-10-12 01:02:05,741 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 701 [2024-10-12 01:02:05,741 INFO L73 IsDeterministic]: Start isDeterministic. Operand 701 states and 942 transitions. [2024-10-12 01:02:05,742 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:02:05,742 INFO L218 hiAutomatonCegarLoop]: Abstraction has 701 states and 942 transitions. [2024-10-12 01:02:05,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 701 states and 942 transitions. [2024-10-12 01:02:05,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 701 to 510. [2024-10-12 01:02:05,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 510 states, 510 states have (on average 1.3470588235294119) internal successors, (687), 509 states have internal predecessors, (687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:05,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 687 transitions. [2024-10-12 01:02:05,762 INFO L240 hiAutomatonCegarLoop]: Abstraction has 510 states and 687 transitions. [2024-10-12 01:02:05,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-12 01:02:05,765 INFO L425 stractBuchiCegarLoop]: Abstraction has 510 states and 687 transitions. [2024-10-12 01:02:05,765 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-12 01:02:05,765 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 510 states and 687 transitions. [2024-10-12 01:02:05,769 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 420 [2024-10-12 01:02:05,769 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:05,769 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:05,770 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:05,770 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:05,770 INFO L745 eck$LassoCheckResult]: Stem: 2412#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 2413#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 2437#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 2389#L222 assume !(1 == ~q_req_up~0); 2375#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 2376#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 2421#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 2442#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 2439#L275 assume !(0 == ~q_read_ev~0); 2440#L275-2 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 2449#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 2490#L65 assume !(1 == ~p_dw_pc~0); 2488#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 2486#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 2484#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 2482#L315 assume !(0 != activate_threads_~tmp~1#1); 2480#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 2478#L84 assume !(1 == ~c_dr_pc~0); 2476#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 2474#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 2472#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 2470#L323 assume !(0 != activate_threads_~tmp___0~1#1); 2468#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 2466#L293 assume !(1 == ~q_read_ev~0); 2463#L293-2 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 2356#L298-1 assume { :end_inline_reset_delta_events } true; 2381#L419-2 [2024-10-12 01:02:05,771 INFO L747 eck$LassoCheckResult]: Loop: 2381#L419-2 assume !false; 2382#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 2396#L364 assume !false; 2426#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 2391#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 2360#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 2377#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 2378#L344 assume !(0 != eval_~tmp___1~0#1); 2392#eval_returnLabel#1 havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 2393#L222-3 assume !(1 == ~q_req_up~0); 2423#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 2419#L275-3 assume !(0 == ~q_read_ev~0); 2420#L275-5 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 2450#L280-3 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 2840#L65-3 assume !(1 == ~p_dw_pc~0); 2839#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 2838#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 2837#is_do_write_p_triggered_returnLabel#2 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 2836#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 2835#L315-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 2834#L84-3 assume !(1 == ~c_dr_pc~0); 2833#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 2832#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 2831#is_do_read_c_triggered_returnLabel#2 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 2830#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 2829#L323-5 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 2828#L293-3 assume !(1 == ~q_read_ev~0); 2718#L293-5 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 2364#L298-3 assume { :end_inline_reset_delta_events } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~3#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 2427#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 2428#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 2407#exists_runnable_thread_returnLabel#2 stop_simulation_#t~ret12#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~3#1 := stop_simulation_#t~ret12#1;havoc stop_simulation_#t~ret12#1; 2385#L394 assume !(0 != stop_simulation_~tmp~3#1);stop_simulation_~__retres2~0#1 := 1; 2371#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 2372#stop_simulation_returnLabel#1 start_simulation_#t~ret13#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~4#1 := start_simulation_#t~ret13#1;havoc start_simulation_#t~ret13#1; 2431#L436 assume !(0 != start_simulation_~tmp~4#1); 2381#L419-2 [2024-10-12 01:02:05,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:05,774 INFO L85 PathProgramCache]: Analyzing trace with hash -29299473, now seen corresponding path program 1 times [2024-10-12 01:02:05,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:05,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492544051] [2024-10-12 01:02:05,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:05,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:05,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:05,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:05,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492544051] [2024-10-12 01:02:05,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492544051] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:05,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:05,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 01:02:05,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735267098] [2024-10-12 01:02:05,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:05,825 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 01:02:05,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:05,825 INFO L85 PathProgramCache]: Analyzing trace with hash 389598066, now seen corresponding path program 1 times [2024-10-12 01:02:05,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:05,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238528702] [2024-10-12 01:02:05,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:05,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:05,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:05,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:05,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238528702] [2024-10-12 01:02:05,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238528702] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:05,882 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:05,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 01:02:05,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132792017] [2024-10-12 01:02:05,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:05,882 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-12 01:02:05,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:05,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 01:02:05,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-12 01:02:05,883 INFO L87 Difference]: Start difference. First operand 510 states and 687 transitions. cyclomatic complexity: 179 Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:05,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:05,960 INFO L93 Difference]: Finished difference Result 745 states and 993 transitions. [2024-10-12 01:02:05,960 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 745 states and 993 transitions. [2024-10-12 01:02:05,965 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 619 [2024-10-12 01:02:05,970 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 745 states to 745 states and 993 transitions. [2024-10-12 01:02:05,970 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 745 [2024-10-12 01:02:05,971 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 745 [2024-10-12 01:02:05,971 INFO L73 IsDeterministic]: Start isDeterministic. Operand 745 states and 993 transitions. [2024-10-12 01:02:05,971 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:02:05,972 INFO L218 hiAutomatonCegarLoop]: Abstraction has 745 states and 993 transitions. [2024-10-12 01:02:05,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states and 993 transitions. [2024-10-12 01:02:05,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 563. [2024-10-12 01:02:05,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 563 states have (on average 1.3374777975133214) internal successors, (753), 562 states have internal predecessors, (753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:05,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 753 transitions. [2024-10-12 01:02:05,982 INFO L240 hiAutomatonCegarLoop]: Abstraction has 563 states and 753 transitions. [2024-10-12 01:02:05,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 01:02:05,983 INFO L425 stractBuchiCegarLoop]: Abstraction has 563 states and 753 transitions. [2024-10-12 01:02:05,983 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-12 01:02:05,983 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 563 states and 753 transitions. [2024-10-12 01:02:05,985 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 456 [2024-10-12 01:02:05,985 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:05,986 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:05,989 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:05,989 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:05,990 INFO L745 eck$LassoCheckResult]: Stem: 3682#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 3683#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 3707#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 3657#L222 assume !(1 == ~q_req_up~0); 3645#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 3646#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 3786#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 3718#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 3709#L275 assume !(0 == ~q_read_ev~0); 3710#L275-2 assume !(0 == ~q_write_ev~0); 3695#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 3696#L65 assume !(1 == ~p_dw_pc~0); 3703#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 3704#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 3677#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 3678#L315 assume !(0 != activate_threads_~tmp~1#1); 3651#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 3652#L84 assume !(1 == ~c_dr_pc~0); 3673#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 3667#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 3668#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 3628#L323 assume !(0 != activate_threads_~tmp___0~1#1); 3629#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 3723#L293 assume !(1 == ~q_read_ev~0); 3622#L293-2 assume !(1 == ~q_write_ev~0); 3623#L298-1 assume { :end_inline_reset_delta_events } true; 3649#L419-2 [2024-10-12 01:02:05,990 INFO L747 eck$LassoCheckResult]: Loop: 3649#L419-2 assume !false; 3650#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 3662#L364 assume !false; 3694#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 3659#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 3625#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 3827#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 3824#L344 assume !(0 != eval_~tmp___1~0#1); 3825#eval_returnLabel#1 havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 4172#L222-3 assume !(1 == ~q_req_up~0); 4171#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 4169#L275-3 assume !(0 == ~q_read_ev~0); 4167#L275-5 assume !(0 == ~q_write_ev~0); 3735#L280-3 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 3634#L65-3 assume !(1 == ~p_dw_pc~0); 3635#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 3671#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 3719#is_do_write_p_triggered_returnLabel#2 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 3721#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 3705#L315-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 3626#L84-3 assume !(1 == ~c_dr_pc~0); 3627#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 3686#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 3687#is_do_read_c_triggered_returnLabel#2 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 3702#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 3684#L323-5 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 3685#L293-3 assume !(1 == ~q_read_ev~0); 3717#L293-5 assume !(1 == ~q_write_ev~0); 4127#L298-3 assume { :end_inline_reset_delta_events } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~3#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 4122#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 4120#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 4118#exists_runnable_thread_returnLabel#2 stop_simulation_#t~ret12#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~3#1 := stop_simulation_#t~ret12#1;havoc stop_simulation_#t~ret12#1; 4117#L394 assume !(0 != stop_simulation_~tmp~3#1);stop_simulation_~__retres2~0#1 := 1; 4114#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 4112#stop_simulation_returnLabel#1 start_simulation_#t~ret13#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~4#1 := start_simulation_#t~ret13#1;havoc start_simulation_#t~ret13#1; 3701#L436 assume !(0 != start_simulation_~tmp~4#1); 3649#L419-2 [2024-10-12 01:02:05,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:05,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1617647313, now seen corresponding path program 1 times [2024-10-12 01:02:05,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:05,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817686294] [2024-10-12 01:02:05,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:05,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:06,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,035 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:02:06,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,036 INFO L85 PathProgramCache]: Analyzing trace with hash 935642930, now seen corresponding path program 1 times [2024-10-12 01:02:06,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580115953] [2024-10-12 01:02:06,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:06,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:06,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:06,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580115953] [2024-10-12 01:02:06,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580115953] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:06,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:06,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 01:02:06,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348992097] [2024-10-12 01:02:06,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:06,089 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-12 01:02:06,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:06,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 01:02:06,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 01:02:06,091 INFO L87 Difference]: Start difference. First operand 563 states and 753 transitions. cyclomatic complexity: 192 Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:06,123 INFO L93 Difference]: Finished difference Result 593 states and 783 transitions. [2024-10-12 01:02:06,123 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 593 states and 783 transitions. [2024-10-12 01:02:06,126 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 486 [2024-10-12 01:02:06,129 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 593 states to 593 states and 783 transitions. [2024-10-12 01:02:06,129 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 593 [2024-10-12 01:02:06,130 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 593 [2024-10-12 01:02:06,130 INFO L73 IsDeterministic]: Start isDeterministic. Operand 593 states and 783 transitions. [2024-10-12 01:02:06,131 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:02:06,131 INFO L218 hiAutomatonCegarLoop]: Abstraction has 593 states and 783 transitions. [2024-10-12 01:02:06,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states and 783 transitions. [2024-10-12 01:02:06,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 581. [2024-10-12 01:02:06,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 581 states, 581 states have (on average 1.3270223752151462) internal successors, (771), 580 states have internal predecessors, (771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 771 transitions. [2024-10-12 01:02:06,141 INFO L240 hiAutomatonCegarLoop]: Abstraction has 581 states and 771 transitions. [2024-10-12 01:02:06,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 01:02:06,142 INFO L425 stractBuchiCegarLoop]: Abstraction has 581 states and 771 transitions. [2024-10-12 01:02:06,142 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-10-12 01:02:06,142 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 581 states and 771 transitions. [2024-10-12 01:02:06,145 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 474 [2024-10-12 01:02:06,145 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:06,145 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:06,148 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,148 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,149 INFO L745 eck$LassoCheckResult]: Stem: 4848#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 4849#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 4881#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 4822#L222 assume !(1 == ~q_req_up~0); 4824#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 4973#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 4971#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 4969#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 4967#L275 assume !(0 == ~q_read_ev~0); 4901#L275-2 assume !(0 == ~q_write_ev~0); 4902#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 4963#L65 assume !(1 == ~p_dw_pc~0); 4961#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 4959#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 4957#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 4955#L315 assume !(0 != activate_threads_~tmp~1#1); 4953#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 4951#L84 assume !(1 == ~c_dr_pc~0); 4949#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 4947#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 4945#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 4943#L323 assume !(0 != activate_threads_~tmp___0~1#1); 4941#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 4939#L293 assume !(1 == ~q_read_ev~0); 4786#L293-2 assume !(1 == ~q_write_ev~0); 4787#L298-1 assume { :end_inline_reset_delta_events } true; 5155#L419-2 [2024-10-12 01:02:06,150 INFO L747 eck$LassoCheckResult]: Loop: 5155#L419-2 assume !false; 5154#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 5152#L364 assume !false; 5151#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 5150#L255 assume !(0 == ~p_dw_st~0); 5148#L259 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 5143#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 5144#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 5274#L344 assume !(0 != eval_~tmp___1~0#1); 5275#eval_returnLabel#1 havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 4872#L222-3 assume !(1 == ~q_req_up~0); 4873#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 5328#L275-3 assume !(0 == ~q_read_ev~0); 5326#L275-5 assume !(0 == ~q_write_ev~0); 4927#L280-3 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 4799#L65-3 assume !(1 == ~p_dw_pc~0); 4800#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 4838#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 4903#is_do_write_p_triggered_returnLabel#2 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 4929#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 5364#L315-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 4791#L84-3 assume !(1 == ~c_dr_pc~0); 4792#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 4890#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 5363#is_do_read_c_triggered_returnLabel#2 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 4928#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 4853#L323-5 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 4854#L293-3 assume !(1 == ~q_read_ev~0); 5286#L293-5 assume !(1 == ~q_write_ev~0); 5341#L298-3 assume { :end_inline_reset_delta_events } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~3#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 4867#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 4868#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 5160#exists_runnable_thread_returnLabel#2 stop_simulation_#t~ret12#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~3#1 := stop_simulation_#t~ret12#1;havoc stop_simulation_#t~ret12#1; 5159#L394 assume !(0 != stop_simulation_~tmp~3#1);stop_simulation_~__retres2~0#1 := 1; 5158#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 5157#stop_simulation_returnLabel#1 start_simulation_#t~ret13#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~4#1 := start_simulation_#t~ret13#1;havoc start_simulation_#t~ret13#1; 5156#L436 assume !(0 != start_simulation_~tmp~4#1); 5155#L419-2 [2024-10-12 01:02:06,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1617647313, now seen corresponding path program 2 times [2024-10-12 01:02:06,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274026881] [2024-10-12 01:02:06,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,162 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,170 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:02:06,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,171 INFO L85 PathProgramCache]: Analyzing trace with hash 1296496688, now seen corresponding path program 1 times [2024-10-12 01:02:06,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340748916] [2024-10-12 01:02:06,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:06,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:06,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340748916] [2024-10-12 01:02:06,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340748916] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:06,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:06,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 01:02:06,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770755101] [2024-10-12 01:02:06,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:06,210 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-12 01:02:06,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:06,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 01:02:06,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 01:02:06,211 INFO L87 Difference]: Start difference. First operand 581 states and 771 transitions. cyclomatic complexity: 192 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:06,240 INFO L93 Difference]: Finished difference Result 599 states and 789 transitions. [2024-10-12 01:02:06,241 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 599 states and 789 transitions. [2024-10-12 01:02:06,244 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 492 [2024-10-12 01:02:06,246 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 599 states to 599 states and 789 transitions. [2024-10-12 01:02:06,246 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 599 [2024-10-12 01:02:06,247 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 599 [2024-10-12 01:02:06,247 INFO L73 IsDeterministic]: Start isDeterministic. Operand 599 states and 789 transitions. [2024-10-12 01:02:06,248 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:02:06,248 INFO L218 hiAutomatonCegarLoop]: Abstraction has 599 states and 789 transitions. [2024-10-12 01:02:06,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states and 789 transitions. [2024-10-12 01:02:06,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 599. [2024-10-12 01:02:06,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 599 states, 599 states have (on average 1.317195325542571) internal successors, (789), 598 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 789 transitions. [2024-10-12 01:02:06,287 INFO L240 hiAutomatonCegarLoop]: Abstraction has 599 states and 789 transitions. [2024-10-12 01:02:06,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 01:02:06,288 INFO L425 stractBuchiCegarLoop]: Abstraction has 599 states and 789 transitions. [2024-10-12 01:02:06,288 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-10-12 01:02:06,288 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 599 states and 789 transitions. [2024-10-12 01:02:06,291 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 492 [2024-10-12 01:02:06,291 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:06,291 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:06,291 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,292 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,292 INFO L745 eck$LassoCheckResult]: Stem: 6037#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 6038#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 6066#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 6012#L222 assume !(1 == ~q_req_up~0); 6014#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 6155#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 6153#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 6151#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 6149#L275 assume !(0 == ~q_read_ev~0); 6085#L275-2 assume !(0 == ~q_write_ev~0); 6086#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 6145#L65 assume !(1 == ~p_dw_pc~0); 6143#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 6141#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 6139#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 6137#L315 assume !(0 != activate_threads_~tmp~1#1); 6135#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 6133#L84 assume !(1 == ~c_dr_pc~0); 6131#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 6129#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 6127#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 6125#L323 assume !(0 != activate_threads_~tmp___0~1#1); 6123#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 6121#L293 assume !(1 == ~q_read_ev~0); 5974#L293-2 assume !(1 == ~q_write_ev~0); 5975#L298-1 assume { :end_inline_reset_delta_events } true; 6370#L419-2 [2024-10-12 01:02:06,292 INFO L747 eck$LassoCheckResult]: Loop: 6370#L419-2 assume !false; 6369#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 6367#L364 assume !false; 6366#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 6365#L255 assume !(0 == ~p_dw_st~0); 6363#L259 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 6364#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 6477#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 6476#L344 assume !(0 != eval_~tmp___1~0#1); 6472#eval_returnLabel#1 havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 6460#L222-3 assume !(1 == ~q_req_up~0); 6454#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 6450#L275-3 assume !(0 == ~q_read_ev~0); 6446#L275-5 assume !(0 == ~q_write_ev~0); 6442#L280-3 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 6438#L65-3 assume !(1 == ~p_dw_pc~0); 6434#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 6430#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 6426#is_do_write_p_triggered_returnLabel#2 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 6422#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 6418#L315-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 6414#L84-3 assume !(1 == ~c_dr_pc~0); 6410#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 6406#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 6402#is_do_read_c_triggered_returnLabel#2 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 6398#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 6394#L323-5 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 6390#L293-3 assume !(1 == ~q_read_ev~0); 6384#L293-5 assume !(1 == ~q_write_ev~0); 6382#L298-3 assume { :end_inline_reset_delta_events } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~3#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 6381#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 6379#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 6377#exists_runnable_thread_returnLabel#2 stop_simulation_#t~ret12#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~3#1 := stop_simulation_#t~ret12#1;havoc stop_simulation_#t~ret12#1; 6375#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 6373#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 6372#stop_simulation_returnLabel#1 start_simulation_#t~ret13#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~4#1 := start_simulation_#t~ret13#1;havoc start_simulation_#t~ret13#1; 6371#L436 assume !(0 != start_simulation_~tmp~4#1); 6370#L419-2 [2024-10-12 01:02:06,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,293 INFO L85 PathProgramCache]: Analyzing trace with hash -1617647313, now seen corresponding path program 3 times [2024-10-12 01:02:06,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032414859] [2024-10-12 01:02:06,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:06,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,307 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:02:06,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1296437106, now seen corresponding path program 1 times [2024-10-12 01:02:06,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200523593] [2024-10-12 01:02:06,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:06,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:06,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:06,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200523593] [2024-10-12 01:02:06,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200523593] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:06,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:06,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 01:02:06,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824075733] [2024-10-12 01:02:06,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:06,360 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-12 01:02:06,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:06,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 01:02:06,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-12 01:02:06,360 INFO L87 Difference]: Start difference. First operand 599 states and 789 transitions. cyclomatic complexity: 192 Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:06,394 INFO L93 Difference]: Finished difference Result 611 states and 789 transitions. [2024-10-12 01:02:06,394 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 611 states and 789 transitions. [2024-10-12 01:02:06,397 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 504 [2024-10-12 01:02:06,400 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 611 states to 611 states and 789 transitions. [2024-10-12 01:02:06,400 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 611 [2024-10-12 01:02:06,401 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 611 [2024-10-12 01:02:06,401 INFO L73 IsDeterministic]: Start isDeterministic. Operand 611 states and 789 transitions. [2024-10-12 01:02:06,401 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:02:06,401 INFO L218 hiAutomatonCegarLoop]: Abstraction has 611 states and 789 transitions. [2024-10-12 01:02:06,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states and 789 transitions. [2024-10-12 01:02:06,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 611. [2024-10-12 01:02:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 611 states, 611 states have (on average 1.2913256955810146) internal successors, (789), 610 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 789 transitions. [2024-10-12 01:02:06,410 INFO L240 hiAutomatonCegarLoop]: Abstraction has 611 states and 789 transitions. [2024-10-12 01:02:06,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 01:02:06,414 INFO L425 stractBuchiCegarLoop]: Abstraction has 611 states and 789 transitions. [2024-10-12 01:02:06,415 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-10-12 01:02:06,415 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 611 states and 789 transitions. [2024-10-12 01:02:06,417 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 504 [2024-10-12 01:02:06,418 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:06,418 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:06,418 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,421 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,422 INFO L745 eck$LassoCheckResult]: Stem: 7254#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 7255#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 7282#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 7229#L222 assume !(1 == ~q_req_up~0); 7231#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 7369#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 7367#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 7365#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 7363#L275 assume !(0 == ~q_read_ev~0); 7300#L275-2 assume !(0 == ~q_write_ev~0); 7301#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 7359#L65 assume !(1 == ~p_dw_pc~0); 7357#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 7355#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 7353#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 7351#L315 assume !(0 != activate_threads_~tmp~1#1); 7349#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 7347#L84 assume !(1 == ~c_dr_pc~0); 7345#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 7343#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 7341#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 7339#L323 assume !(0 != activate_threads_~tmp___0~1#1); 7337#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 7335#L293 assume !(1 == ~q_read_ev~0); 7334#L293-2 assume !(1 == ~q_write_ev~0); 7297#L298-1 assume { :end_inline_reset_delta_events } true; 7298#L419-2 [2024-10-12 01:02:06,422 INFO L747 eck$LassoCheckResult]: Loop: 7298#L419-2 assume !false; 7665#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 7663#L364 assume !false; 7662#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 7661#L255 assume !(0 == ~p_dw_st~0); 7660#L259 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 7658#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7656#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 7655#L344 assume !(0 != eval_~tmp___1~0#1); 7654#eval_returnLabel#1 havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 7652#L222-3 assume !(1 == ~q_req_up~0); 7653#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 7709#L275-3 assume !(0 == ~q_read_ev~0); 7707#L275-5 assume !(0 == ~q_write_ev~0); 7705#L280-3 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 7703#L65-3 assume !(1 == ~p_dw_pc~0); 7701#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 7699#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 7697#is_do_write_p_triggered_returnLabel#2 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 7695#L315-3 assume !(0 != activate_threads_~tmp~1#1); 7693#L315-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 7691#L84-3 assume !(1 == ~c_dr_pc~0); 7689#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 7687#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 7685#is_do_read_c_triggered_returnLabel#2 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 7683#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 7681#L323-5 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 7679#L293-3 assume !(1 == ~q_read_ev~0); 7604#L293-5 assume !(1 == ~q_write_ev~0); 7677#L298-3 assume { :end_inline_reset_delta_events } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~3#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 7676#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 7674#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7672#exists_runnable_thread_returnLabel#2 stop_simulation_#t~ret12#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~3#1 := stop_simulation_#t~ret12#1;havoc stop_simulation_#t~ret12#1; 7670#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 7668#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 7667#stop_simulation_returnLabel#1 start_simulation_#t~ret13#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~4#1 := start_simulation_#t~ret13#1;havoc start_simulation_#t~ret13#1; 7666#L436 assume !(0 != start_simulation_~tmp~4#1); 7298#L419-2 [2024-10-12 01:02:06,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1617647313, now seen corresponding path program 4 times [2024-10-12 01:02:06,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325321693] [2024-10-12 01:02:06,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,432 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,443 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:02:06,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,444 INFO L85 PathProgramCache]: Analyzing trace with hash -697707600, now seen corresponding path program 1 times [2024-10-12 01:02:06,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200013049] [2024-10-12 01:02:06,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:06,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:06,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:06,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200013049] [2024-10-12 01:02:06,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200013049] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:06,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:06,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 01:02:06,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468230450] [2024-10-12 01:02:06,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:06,473 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-12 01:02:06,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:06,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-12 01:02:06,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-12 01:02:06,474 INFO L87 Difference]: Start difference. First operand 611 states and 789 transitions. cyclomatic complexity: 180 Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:06,502 INFO L93 Difference]: Finished difference Result 816 states and 1019 transitions. [2024-10-12 01:02:06,502 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 816 states and 1019 transitions. [2024-10-12 01:02:06,506 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 613 [2024-10-12 01:02:06,510 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 816 states to 816 states and 1019 transitions. [2024-10-12 01:02:06,510 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 816 [2024-10-12 01:02:06,511 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 816 [2024-10-12 01:02:06,511 INFO L73 IsDeterministic]: Start isDeterministic. Operand 816 states and 1019 transitions. [2024-10-12 01:02:06,512 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:02:06,512 INFO L218 hiAutomatonCegarLoop]: Abstraction has 816 states and 1019 transitions. [2024-10-12 01:02:06,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 816 states and 1019 transitions. [2024-10-12 01:02:06,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 816 to 816. [2024-10-12 01:02:06,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 816 states, 816 states have (on average 1.2487745098039216) internal successors, (1019), 815 states have internal predecessors, (1019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 816 states and 1019 transitions. [2024-10-12 01:02:06,526 INFO L240 hiAutomatonCegarLoop]: Abstraction has 816 states and 1019 transitions. [2024-10-12 01:02:06,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-12 01:02:06,527 INFO L425 stractBuchiCegarLoop]: Abstraction has 816 states and 1019 transitions. [2024-10-12 01:02:06,527 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-10-12 01:02:06,527 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 816 states and 1019 transitions. [2024-10-12 01:02:06,531 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 613 [2024-10-12 01:02:06,532 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:06,532 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:06,532 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,532 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,533 INFO L745 eck$LassoCheckResult]: Stem: 8693#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 8694#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 8722#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 8662#L222 assume !(1 == ~q_req_up~0); 8664#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 8701#L237 assume !(1 == ~p_dw_i~0);~p_dw_st~0 := 2; 8702#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 8728#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 8945#L275 assume !(0 == ~q_read_ev~0); 8944#L275-2 assume !(0 == ~q_write_ev~0); 8834#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 8942#L65 assume !(1 == ~p_dw_pc~0); 8940#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 8938#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 8936#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 8934#L315 assume !(0 != activate_threads_~tmp~1#1); 8932#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 8930#L84 assume !(1 == ~c_dr_pc~0); 8928#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 8926#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 8924#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 8922#L323 assume !(0 != activate_threads_~tmp___0~1#1); 8920#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 8918#L293 assume !(1 == ~q_read_ev~0); 8917#L293-2 assume !(1 == ~q_write_ev~0); 8734#L298-1 assume { :end_inline_reset_delta_events } true; 8653#L419-2 [2024-10-12 01:02:06,533 INFO L747 eck$LassoCheckResult]: Loop: 8653#L419-2 assume !false; 8654#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 9311#L364 assume !false; 9312#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 8665#L255 assume !(0 == ~p_dw_st~0); 8666#L259 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 9364#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 9423#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 9421#L344 assume !(0 != eval_~tmp___1~0#1); 9420#eval_returnLabel#1 havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 9411#L222-3 assume !(1 == ~q_req_up~0); 9409#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 9407#L275-3 assume !(0 == ~q_read_ev~0); 9405#L275-5 assume !(0 == ~q_write_ev~0); 9403#L280-3 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 9401#L65-3 assume !(1 == ~p_dw_pc~0); 9399#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 9397#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 9395#is_do_write_p_triggered_returnLabel#2 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 9393#L315-3 assume !(0 != activate_threads_~tmp~1#1); 9391#L315-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 9389#L84-3 assume !(1 == ~c_dr_pc~0); 9387#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 9385#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 9383#is_do_read_c_triggered_returnLabel#2 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 9381#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 9379#L323-5 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 9376#L293-3 assume !(1 == ~q_read_ev~0); 9374#L293-5 assume !(1 == ~q_write_ev~0); 8761#L298-3 assume { :end_inline_reset_delta_events } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~3#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 8762#L255-1 assume !(0 == ~p_dw_st~0); 8752#L259-1 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 8753#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 9370#exists_runnable_thread_returnLabel#2 stop_simulation_#t~ret12#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~3#1 := stop_simulation_#t~ret12#1;havoc stop_simulation_#t~ret12#1; 8657#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 8658#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 8764#stop_simulation_returnLabel#1 start_simulation_#t~ret13#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~4#1 := start_simulation_#t~ret13#1;havoc start_simulation_#t~ret13#1; 8715#L436 assume !(0 != start_simulation_~tmp~4#1); 8653#L419-2 [2024-10-12 01:02:06,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1194945487, now seen corresponding path program 1 times [2024-10-12 01:02:06,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562286247] [2024-10-12 01:02:06,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:06,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:06,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:06,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562286247] [2024-10-12 01:02:06,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562286247] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:06,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:06,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 01:02:06,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439851635] [2024-10-12 01:02:06,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:06,561 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 01:02:06,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,561 INFO L85 PathProgramCache]: Analyzing trace with hash -278642870, now seen corresponding path program 1 times [2024-10-12 01:02:06,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542161094] [2024-10-12 01:02:06,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:06,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:06,615 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:06,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542161094] [2024-10-12 01:02:06,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542161094] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:06,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:06,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-12 01:02:06,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985430994] [2024-10-12 01:02:06,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:06,616 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-12 01:02:06,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:06,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-12 01:02:06,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-12 01:02:06,617 INFO L87 Difference]: Start difference. First operand 816 states and 1019 transitions. cyclomatic complexity: 205 Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:06,624 INFO L93 Difference]: Finished difference Result 738 states and 925 transitions. [2024-10-12 01:02:06,624 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 738 states and 925 transitions. [2024-10-12 01:02:06,628 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 613 [2024-10-12 01:02:06,631 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 738 states to 738 states and 925 transitions. [2024-10-12 01:02:06,632 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 738 [2024-10-12 01:02:06,632 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 738 [2024-10-12 01:02:06,632 INFO L73 IsDeterministic]: Start isDeterministic. Operand 738 states and 925 transitions. [2024-10-12 01:02:06,633 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:02:06,633 INFO L218 hiAutomatonCegarLoop]: Abstraction has 738 states and 925 transitions. [2024-10-12 01:02:06,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states and 925 transitions. [2024-10-12 01:02:06,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 738. [2024-10-12 01:02:06,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 738 states, 738 states have (on average 1.2533875338753389) internal successors, (925), 737 states have internal predecessors, (925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 738 states and 925 transitions. [2024-10-12 01:02:06,645 INFO L240 hiAutomatonCegarLoop]: Abstraction has 738 states and 925 transitions. [2024-10-12 01:02:06,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-12 01:02:06,646 INFO L425 stractBuchiCegarLoop]: Abstraction has 738 states and 925 transitions. [2024-10-12 01:02:06,646 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-10-12 01:02:06,646 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 738 states and 925 transitions. [2024-10-12 01:02:06,649 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 613 [2024-10-12 01:02:06,649 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:06,649 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:06,649 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,650 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,650 INFO L745 eck$LassoCheckResult]: Stem: 10250#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 10251#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 10280#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 10224#L222 assume !(1 == ~q_req_up~0); 10226#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 10374#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 10372#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 10370#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 10368#L275 assume !(0 == ~q_read_ev~0); 10298#L275-2 assume !(0 == ~q_write_ev~0); 10299#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 10364#L65 assume !(1 == ~p_dw_pc~0); 10362#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 10360#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 10358#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 10356#L315 assume !(0 != activate_threads_~tmp~1#1); 10354#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 10352#L84 assume !(1 == ~c_dr_pc~0); 10350#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 10348#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 10346#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 10344#L323 assume !(0 != activate_threads_~tmp___0~1#1); 10342#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 10340#L293 assume !(1 == ~q_read_ev~0); 10339#L293-2 assume !(1 == ~q_write_ev~0); 10295#L298-1 assume { :end_inline_reset_delta_events } true; 10296#L419-2 assume !false; 10452#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 10453#L364 assume !false; 10442#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 10443#L255 assume !(0 == ~p_dw_st~0); 10228#L259 [2024-10-12 01:02:06,650 INFO L747 eck$LassoCheckResult]: Loop: 10228#L259 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 10898#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 10897#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 10761#L344 assume 0 != eval_~tmp___1~0#1; 10757#L344-1 assume !(0 == ~p_dw_st~0); 10229#L349 assume !(0 == ~c_dr_st~0); 10231#L364 assume !false; 10268#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 10227#L255 assume !(0 == ~p_dw_st~0); 10228#L259 [2024-10-12 01:02:06,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,651 INFO L85 PathProgramCache]: Analyzing trace with hash -1220673252, now seen corresponding path program 1 times [2024-10-12 01:02:06,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902872110] [2024-10-12 01:02:06,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:06,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:06,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:06,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902872110] [2024-10-12 01:02:06,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902872110] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:06,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:06,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-12 01:02:06,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840046310] [2024-10-12 01:02:06,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:06,684 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 01:02:06,684 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,684 INFO L85 PathProgramCache]: Analyzing trace with hash -563681025, now seen corresponding path program 1 times [2024-10-12 01:02:06,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744619095] [2024-10-12 01:02:06,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:06,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:06,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:06,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744619095] [2024-10-12 01:02:06,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744619095] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:06,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:06,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-12 01:02:06,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62922418] [2024-10-12 01:02:06,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:06,698 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-12 01:02:06,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:06,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-12 01:02:06,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-12 01:02:06,699 INFO L87 Difference]: Start difference. First operand 738 states and 925 transitions. cyclomatic complexity: 189 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:06,722 INFO L93 Difference]: Finished difference Result 806 states and 1003 transitions. [2024-10-12 01:02:06,723 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 806 states and 1003 transitions. [2024-10-12 01:02:06,727 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 681 [2024-10-12 01:02:06,730 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 806 states to 806 states and 1003 transitions. [2024-10-12 01:02:06,730 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 806 [2024-10-12 01:02:06,731 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 806 [2024-10-12 01:02:06,731 INFO L73 IsDeterministic]: Start isDeterministic. Operand 806 states and 1003 transitions. [2024-10-12 01:02:06,732 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:02:06,732 INFO L218 hiAutomatonCegarLoop]: Abstraction has 806 states and 1003 transitions. [2024-10-12 01:02:06,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states and 1003 transitions. [2024-10-12 01:02:06,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 786. [2024-10-12 01:02:06,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 786 states, 786 states have (on average 1.248091603053435) internal successors, (981), 785 states have internal predecessors, (981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 786 states and 981 transitions. [2024-10-12 01:02:06,744 INFO L240 hiAutomatonCegarLoop]: Abstraction has 786 states and 981 transitions. [2024-10-12 01:02:06,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-12 01:02:06,745 INFO L425 stractBuchiCegarLoop]: Abstraction has 786 states and 981 transitions. [2024-10-12 01:02:06,745 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-10-12 01:02:06,745 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 786 states and 981 transitions. [2024-10-12 01:02:06,748 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 661 [2024-10-12 01:02:06,748 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:06,749 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:06,749 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,749 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,750 INFO L745 eck$LassoCheckResult]: Stem: 11801#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 11802#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 11836#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 11776#L222 assume !(1 == ~q_req_up~0); 11778#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 11813#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 11814#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 11844#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 11841#L275 assume !(0 == ~q_read_ev~0); 11842#L275-2 assume !(0 == ~q_write_ev~0); 11854#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 11879#L65 assume !(1 == ~p_dw_pc~0); 11833#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 11834#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 11945#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 11944#L315 assume !(0 != activate_threads_~tmp~1#1); 11943#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 11942#L84 assume !(1 == ~c_dr_pc~0); 11941#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 11940#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 11808#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 11745#L323 assume !(0 != activate_threads_~tmp___0~1#1); 11746#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 11860#L293 assume !(1 == ~q_read_ev~0); 11739#L293-2 assume !(1 == ~q_write_ev~0); 11740#L298-1 assume { :end_inline_reset_delta_events } true; 12303#L419-2 assume !false; 12302#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 12301#L364 assume !false; 12300#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 12298#L255 assume !(0 == ~p_dw_st~0); 12299#L259 [2024-10-12 01:02:06,750 INFO L747 eck$LassoCheckResult]: Loop: 12299#L259 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 12398#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 12518#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 11803#L344 assume 0 != eval_~tmp___1~0#1; 11804#L344-1 assume !(0 == ~p_dw_st~0); 12268#L349 assume 0 == ~c_dr_st~0;havoc eval_#t~nondet11#1;eval_~tmp___0~2#1 := eval_#t~nondet11#1;havoc eval_#t~nondet11#1; 11837#L368 assume !(0 != eval_~tmp___0~2#1); 11838#L364 assume !false; 12520#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 12519#L255 assume !(0 == ~p_dw_st~0); 12299#L259 [2024-10-12 01:02:06,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1220673252, now seen corresponding path program 2 times [2024-10-12 01:02:06,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248482012] [2024-10-12 01:02:06,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:06,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:06,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:06,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248482012] [2024-10-12 01:02:06,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248482012] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:06,775 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:06,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-12 01:02:06,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006594457] [2024-10-12 01:02:06,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:06,776 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 01:02:06,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,777 INFO L85 PathProgramCache]: Analyzing trace with hash -351055962, now seen corresponding path program 1 times [2024-10-12 01:02:06,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009090324] [2024-10-12 01:02:06,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,781 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:06,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,784 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:02:06,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:06,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-12 01:02:06,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-12 01:02:06,845 INFO L87 Difference]: Start difference. First operand 786 states and 981 transitions. cyclomatic complexity: 196 Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:06,881 INFO L93 Difference]: Finished difference Result 786 states and 953 transitions. [2024-10-12 01:02:06,881 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 786 states and 953 transitions. [2024-10-12 01:02:06,921 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 661 [2024-10-12 01:02:06,923 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 786 states to 786 states and 953 transitions. [2024-10-12 01:02:06,926 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 786 [2024-10-12 01:02:06,926 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 786 [2024-10-12 01:02:06,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 786 states and 953 transitions. [2024-10-12 01:02:06,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 01:02:06,927 INFO L218 hiAutomatonCegarLoop]: Abstraction has 786 states and 953 transitions. [2024-10-12 01:02:06,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states and 953 transitions. [2024-10-12 01:02:06,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 786. [2024-10-12 01:02:06,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 786 states, 786 states have (on average 1.2124681933842238) internal successors, (953), 785 states have internal predecessors, (953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:06,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 786 states and 953 transitions. [2024-10-12 01:02:06,937 INFO L240 hiAutomatonCegarLoop]: Abstraction has 786 states and 953 transitions. [2024-10-12 01:02:06,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-12 01:02:06,939 INFO L425 stractBuchiCegarLoop]: Abstraction has 786 states and 953 transitions. [2024-10-12 01:02:06,939 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-10-12 01:02:06,939 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 786 states and 953 transitions. [2024-10-12 01:02:06,942 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 661 [2024-10-12 01:02:06,942 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:06,943 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:06,943 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:06,943 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-12 01:02:06,944 INFO L745 eck$LassoCheckResult]: Stem: 13377#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 13378#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 13408#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 13353#L222 assume !(1 == ~q_req_up~0); 13355#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 13390#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 13391#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 13416#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 13412#L275 assume !(0 == ~q_read_ev~0); 13413#L275-2 assume !(0 == ~q_write_ev~0); 13423#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 13448#L65 assume !(1 == ~p_dw_pc~0); 13405#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 13406#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 13512#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 13511#L315 assume !(0 != activate_threads_~tmp~1#1); 13510#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 13509#L84 assume !(1 == ~c_dr_pc~0); 13508#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 13507#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 13385#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 13323#L323 assume !(0 != activate_threads_~tmp___0~1#1); 13324#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 13430#L293 assume !(1 == ~q_read_ev~0); 13431#L293-2 assume !(1 == ~q_write_ev~0); 14053#L298-1 assume { :end_inline_reset_delta_events } true; 14051#L419-2 assume !false; 14050#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 14048#L364 assume !false; 14046#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 14045#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 14041#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 14039#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 14037#L344 assume 0 != eval_~tmp___1~0#1; 14035#L344-1 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 13372#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 13373#L128 assume 0 == ~p_dw_pc~0; 13332#L139-1 [2024-10-12 01:02:06,944 INFO L747 eck$LassoCheckResult]: Loop: 13332#L139-1 assume !false; 13333#L140 assume !(0 == ~q_free~0); 13420#L141 havoc do_write_p_#t~nondet6#1;~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_req_up~0 := 1; 13332#L139-1 [2024-10-12 01:02:06,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,945 INFO L85 PathProgramCache]: Analyzing trace with hash 519638469, now seen corresponding path program 1 times [2024-10-12 01:02:06,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951635907] [2024-10-12 01:02:06,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,953 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:06,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,961 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:02:06,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,962 INFO L85 PathProgramCache]: Analyzing trace with hash 211736, now seen corresponding path program 1 times [2024-10-12 01:02:06,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450219705] [2024-10-12 01:02:06,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,965 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:06,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,967 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:02:06,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:06,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1487677140, now seen corresponding path program 1 times [2024-10-12 01:02:06,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:06,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19277066] [2024-10-12 01:02:06,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:06,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:06,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,975 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:06,983 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:02:07,020 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 01:02:07,021 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 01:02:07,021 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 01:02:07,021 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 01:02:07,021 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-12 01:02:07,021 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,022 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 01:02:07,022 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 01:02:07,022 INFO L132 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_2.cil-2.c_Iteration13_Loop [2024-10-12 01:02:07,022 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 01:02:07,022 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 01:02:07,042 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:07,055 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:07,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:07,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:07,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:07,132 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 01:02:07,132 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-12 01:02:07,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,136 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-12 01:02:07,139 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 01:02:07,140 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:02:07,168 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 01:02:07,168 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~p_last_write~0=-8, ~q_buf_0~0=-8} Honda state: {~p_last_write~0=-8, ~q_buf_0~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-12 01:02:07,184 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-12 01:02:07,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,186 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-12 01:02:07,191 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 01:02:07,191 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:02:07,206 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 01:02:07,206 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~q_req_up~0=1} Honda state: {~q_req_up~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-12 01:02:07,221 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-12 01:02:07,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,223 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-12 01:02:07,225 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 01:02:07,226 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:02:07,244 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 01:02:07,244 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_do_write_p_#t~nondet6#1=0} Honda state: {ULTIMATE.start_do_write_p_#t~nondet6#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-12 01:02:07,259 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-12 01:02:07,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,261 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-12 01:02:07,264 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 01:02:07,265 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:02:07,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:07,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,296 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-12 01:02:07,299 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-12 01:02:07,299 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:02:07,332 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-12 01:02:07,332 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~p_num_write~0=0} Honda state: {~p_num_write~0=0} Generalized eigenvectors: [{~p_num_write~0=-4}, {~p_num_write~0=1}, {~p_num_write~0=4}] Lambdas: [1, 1, 1] Nus: [0, 0] [2024-10-12 01:02:07,348 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-12 01:02:07,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,351 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-12 01:02:07,354 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-12 01:02:07,354 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:02:07,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-12 01:02:07,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,397 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-12 01:02:07,399 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-12 01:02:07,399 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-12 01:02:07,439 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-12 01:02:07,444 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-12 01:02:07,445 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 01:02:07,445 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 01:02:07,445 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 01:02:07,445 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 01:02:07,445 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 01:02:07,445 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,445 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 01:02:07,445 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 01:02:07,445 INFO L132 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_2.cil-2.c_Iteration13_Loop [2024-10-12 01:02:07,445 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 01:02:07,445 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 01:02:07,446 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:07,450 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:07,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:07,455 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:07,459 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:07,517 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 01:02:07,522 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 01:02:07,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,525 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-12 01:02:07,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:07,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:07,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:07,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:07,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:07,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:07,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:07,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:07,563 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:07,578 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-12 01:02:07,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,581 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,582 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-12 01:02:07,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:07,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:07,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:07,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:07,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:07,596 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:07,597 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:07,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:07,599 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:07,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:07,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,614 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-12 01:02:07,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:07,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:07,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:07,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:07,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:07,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:07,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:07,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:07,632 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:07,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:07,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,664 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-12 01:02:07,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:07,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:07,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:07,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:07,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:07,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:07,682 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:07,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:07,687 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:07,702 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-12 01:02:07,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,704 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-12 01:02:07,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:07,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:07,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:07,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:07,720 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 01:02:07,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:07,722 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:07,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:07,725 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:07,740 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-12 01:02:07,741 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-10-12 01:02:07,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,743 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-12 01:02:07,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:07,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:07,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:07,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:07,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:07,759 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-12 01:02:07,760 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-12 01:02:07,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:07,763 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:07,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-10-12 01:02:07,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,782 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-12 01:02:07,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:07,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:07,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:07,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:07,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:07,798 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-12 01:02:07,799 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-12 01:02:07,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:07,802 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:07,818 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:07,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,819 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-12 01:02:07,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:07,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:07,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:07,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:07,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:07,837 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-12 01:02:07,838 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-12 01:02:07,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:07,840 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:07,855 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-10-12 01:02:07,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,858 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-12 01:02:07,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:07,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:07,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:07,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:07,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:07,874 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-12 01:02:07,875 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-12 01:02:07,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:07,877 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:07,893 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-12 01:02:07,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,895 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-12 01:02:07,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:07,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:07,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:07,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:07,912 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 01:02:07,912 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-12 01:02:07,914 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:07,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:07,917 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:07,933 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-12 01:02:07,933 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-10-12 01:02:07,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,935 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-12 01:02:07,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:07,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:07,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:07,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:07,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:07,952 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:07,953 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:07,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:07,958 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:07,973 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-10-12 01:02:07,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:07,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:07,976 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:07,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-12 01:02:07,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:07,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:07,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:07,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:07,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:07,996 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:07,997 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:07,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:07,999 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,016 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-10-12 01:02:08,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,019 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-12 01:02:08,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:08,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,036 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:08,038 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:08,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,041 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,060 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-12 01:02:08,062 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 [2024-10-12 01:02:08,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:08,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,075 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:08,076 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:08,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,080 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,094 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-10-12 01:02:08,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,097 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-12 01:02:08,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:08,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,112 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 01:02:08,112 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:08,114 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-12 01:02:08,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,119 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,134 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,135 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-10-12 01:02:08,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,137 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-12 01:02:08,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:08,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,151 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-12 01:02:08,152 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-12 01:02:08,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,155 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,170 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-10-12 01:02:08,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,172 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-12 01:02:08,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:08,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,188 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-12 01:02:08,190 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-12 01:02:08,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,193 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,208 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,210 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-12 01:02:08,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:08,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,227 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-12 01:02:08,228 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-12 01:02:08,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,230 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,248 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-12 01:02:08,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:08,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,264 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-12 01:02:08,265 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-12 01:02:08,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,271 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,286 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-10-12 01:02:08,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,288 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-12 01:02:08,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:08,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,306 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 01:02:08,306 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-12 01:02:08,308 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-10-12 01:02:08,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,314 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,330 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-10-12 01:02:08,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,332 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-12 01:02:08,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,346 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,347 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-12 01:02:08,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,347 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-12 01:02:08,348 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-12 01:02:08,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,352 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,368 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-10-12 01:02:08,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,370 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-12 01:02:08,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,385 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-12 01:02:08,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,385 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-12 01:02:08,387 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-12 01:02:08,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,390 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-10-12 01:02:08,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,407 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-12 01:02:08,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,423 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-12 01:02:08,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,424 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-12 01:02:08,425 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-12 01:02:08,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,429 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,444 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-10-12 01:02:08,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,446 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,448 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-12 01:02:08,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,462 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,463 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-12 01:02:08,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,464 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-12 01:02:08,465 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-12 01:02:08,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,468 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,485 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-12 01:02:08,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,501 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,501 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-12 01:02:08,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,502 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 01:02:08,502 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-12 01:02:08,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:08,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,510 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,524 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,524 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-10-12 01:02:08,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,526 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-12 01:02:08,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,541 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,541 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-10-12 01:02:08,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,541 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:08,543 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:08,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,583 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,598 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-10-12 01:02:08,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,600 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,601 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-12 01:02:08,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,615 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,615 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-10-12 01:02:08,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,616 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:08,617 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:08,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,622 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,637 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-10-12 01:02:08,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,639 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-12 01:02:08,640 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 [2024-10-12 01:02:08,650 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,651 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-10-12 01:02:08,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,651 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:08,652 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:08,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,656 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,670 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-10-12 01:02:08,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,673 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-12 01:02:08,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,695 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,695 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-10-12 01:02:08,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,696 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:08,697 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:08,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,702 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,718 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,720 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,721 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-12 01:02:08,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,737 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,737 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-10-12 01:02:08,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,737 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 01:02:08,737 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:08,744 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-12 01:02:08,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,759 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,772 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,772 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-10-12 01:02:08,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,773 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-12 01:02:08,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,785 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,786 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-12 01:02:08,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,786 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-12 01:02:08,788 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-12 01:02:08,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,795 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,810 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,813 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-12 01:02:08,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,832 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,832 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-12 01:02:08,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,832 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-12 01:02:08,834 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-12 01:02:08,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,840 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,855 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,857 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-12 01:02:08,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,874 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,874 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-12 01:02:08,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,875 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-12 01:02:08,876 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-12 01:02:08,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,880 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,895 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,897 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-12 01:02:08,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,914 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-12 01:02:08,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:08,915 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-12 01:02:08,917 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-12 01:02:08,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,925 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,940 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,942 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-12 01:02:08,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:08,956 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:08,956 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-12 01:02:08,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:08,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:08,956 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 01:02:08,956 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-12 01:02:08,960 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-10-12 01:02:08,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:08,973 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:08,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:08,988 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-10-12 01:02:08,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:08,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:08,990 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:08,994 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-12 01:02:08,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:09,008 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:09,008 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-12 01:02:09,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:09,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:09,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:09,009 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:09,010 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:09,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:09,013 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:09,028 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-10-12 01:02:09,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:09,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:09,030 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:09,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-12 01:02:09,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:09,046 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:09,046 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-12 01:02:09,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:09,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:09,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:09,047 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:09,048 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:09,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:09,051 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:09,066 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:09,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:09,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:09,067 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:09,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-12 01:02:09,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:09,079 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:09,079 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-12 01:02:09,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:09,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:09,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:09,079 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:09,080 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:09,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:09,082 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:09,097 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:09,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:09,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:09,099 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:09,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-12 01:02:09,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:09,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:09,115 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-12 01:02:09,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:09,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:09,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:09,115 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:09,116 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-12 01:02:09,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:09,121 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:09,136 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-10-12 01:02:09,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:09,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:09,138 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:09,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-12 01:02:09,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:09,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:09,155 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-12 01:02:09,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:09,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:09,155 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 01:02:09,155 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-12 01:02:09,159 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-12 01:02:09,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:09,165 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:09,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:09,180 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-10-12 01:02:09,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:09,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:09,182 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:09,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-12 01:02:09,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:09,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:09,197 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-12 01:02:09,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:09,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:09,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:09,197 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-10-12 01:02:09,199 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:09,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:09,204 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:09,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-10-12 01:02:09,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:09,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:09,219 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:09,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-12 01:02:09,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:09,230 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:09,231 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-12 01:02:09,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:09,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:09,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:09,231 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-10-12 01:02:09,232 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:09,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:09,237 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:09,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:09,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:09,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:09,253 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:09,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-12 01:02:09,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:09,265 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:09,265 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-12 01:02:09,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:09,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:09,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:09,265 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-10-12 01:02:09,266 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:09,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:09,270 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:09,281 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-10-12 01:02:09,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:09,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:09,283 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:09,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-12 01:02:09,285 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 [2024-10-12 01:02:09,296 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:09,296 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-12 01:02:09,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:09,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:09,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:09,296 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-10-12 01:02:09,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:09,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:09,303 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:09,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-10-12 01:02:09,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:09,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:09,321 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:09,322 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-12 01:02:09,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:09,336 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-12 01:02:09,336 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-10-12 01:02:09,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:09,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:09,337 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 01:02:09,337 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-10-12 01:02:09,340 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-10-12 01:02:09,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:09,351 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:09,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:10,012 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 01:02:10,013 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 01:02:10,013 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 01:02:10,013 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 01:02:10,013 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 01:02:10,013 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,013 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 01:02:10,013 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 01:02:10,013 INFO L132 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_2.cil-2.c_Iteration13_Lasso [2024-10-12 01:02:10,013 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 01:02:10,013 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 01:02:10,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,020 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,022 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,055 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,107 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,112 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,120 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,125 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,128 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,130 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,142 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,144 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,148 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,151 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,158 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,164 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,167 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,173 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,175 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,177 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,179 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 01:02:10,473 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 01:02:10,473 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 01:02:10,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,476 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-12 01:02:10,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:10,491 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:10,494 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,504 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-10-12 01:02:10,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,505 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-12 01:02:10,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:10,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,517 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:10,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:10,518 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:10,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,535 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-12 01:02:10,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:10,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,549 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:10,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:10,550 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-10-12 01:02:10,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,562 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,562 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-10-12 01:02:10,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,574 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:10,574 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:10,577 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,587 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-10-12 01:02:10,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,589 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-10-12 01:02:10,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:10,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:10,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:10,602 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,612 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-10-12 01:02:10,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,614 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,614 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-10-12 01:02:10,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:10,627 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:10,630 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,645 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:10,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,647 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-10-12 01:02:10,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,663 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:10,663 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:10,669 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,684 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-10-12 01:02:10,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,686 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-10-12 01:02:10,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:10,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:10,705 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,717 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-10-12 01:02:10,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,719 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-10-12 01:02:10,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:10,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:10,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:10,732 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-10-12 01:02:10,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,744 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-10-12 01:02:10,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,757 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:10,757 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:10,760 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,775 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-10-12 01:02:10,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,777 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,779 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-10-12 01:02:10,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,795 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:10,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:10,801 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,812 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-10-12 01:02:10,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,813 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-10-12 01:02:10,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:10,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:10,831 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,845 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-10-12 01:02:10,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,848 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-10-12 01:02:10,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,864 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:10,864 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:10,867 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,877 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2024-10-12 01:02:10,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,878 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-10-12 01:02:10,880 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 [2024-10-12 01:02:10,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:10,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:10,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:10,891 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,902 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2024-10-12 01:02:10,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,903 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-10-12 01:02:10,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:10,916 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:10,920 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,935 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-10-12 01:02:10,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,937 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-10-12 01:02:10,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:10,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:10,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:10,956 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,966 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:10,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,967 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-10-12 01:02:10,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:10,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:10,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:10,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:10,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:10,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:10,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:10,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:10,980 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:10,990 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-10-12 01:02:10,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:10,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:10,992 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:10,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-10-12 01:02:10,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:11,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:11,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:11,006 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,016 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-10-12 01:02:11,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,018 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-10-12 01:02:11,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:11,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,029 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:11,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:11,031 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,040 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2024-10-12 01:02:11,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,042 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-10-12 01:02:11,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,055 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:11,055 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:11,057 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,067 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-10-12 01:02:11,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,068 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,069 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-10-12 01:02:11,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:11,081 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:11,083 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,093 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2024-10-12 01:02:11,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,094 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-10-12 01:02:11,096 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 [2024-10-12 01:02:11,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,107 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:11,107 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:11,110 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,120 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-10-12 01:02:11,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,121 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-10-12 01:02:11,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,133 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:11,133 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:11,137 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:11,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,153 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,154 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-10-12 01:02:11,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,170 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:11,170 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:11,176 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,188 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2024-10-12 01:02:11,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,190 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-10-12 01:02:11,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,203 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:11,203 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:11,206 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-10-12 01:02:11,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,218 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,219 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-10-12 01:02:11,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:11,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:11,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:11,237 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,252 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:11,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,254 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-10-12 01:02:11,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,273 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:11,274 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:11,277 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,287 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2024-10-12 01:02:11,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,288 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-10-12 01:02:11,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:11,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:11,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:11,302 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2024-10-12 01:02:11,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,314 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-10-12 01:02:11,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:11,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,326 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:11,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:11,327 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,338 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2024-10-12 01:02:11,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,339 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-10-12 01:02:11,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,352 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:11,353 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:11,355 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,366 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2024-10-12 01:02:11,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,367 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-10-12 01:02:11,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:11,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:11,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:11,380 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,390 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2024-10-12 01:02:11,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,392 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-10-12 01:02:11,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:11,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:11,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:11,405 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,415 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2024-10-12 01:02:11,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,417 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-10-12 01:02:11,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,430 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:11,430 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:11,433 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,445 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2024-10-12 01:02:11,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,446 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-10-12 01:02:11,456 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 [2024-10-12 01:02:11,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:11,467 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:11,469 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,480 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:11,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,482 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-10-12 01:02:11,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:11,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:11,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:11,496 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,506 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2024-10-12 01:02:11,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,508 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-10-12 01:02:11,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:11,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,520 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:11,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:11,521 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,531 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2024-10-12 01:02:11,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,533 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-10-12 01:02:11,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 01:02:11,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 01:02:11,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 01:02:11,546 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,557 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2024-10-12 01:02:11,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,558 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-10-12 01:02:11,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 01:02:11,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,571 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 01:02:11,571 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 01:02:11,573 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 01:02:11,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2024-10-12 01:02:11,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,585 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2024-10-12 01:02:11,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 01:02:11,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 01:02:11,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 01:02:11,597 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 01:02:11,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 01:02:11,601 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-10-12 01:02:11,601 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-10-12 01:02:11,612 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 01:02:11,636 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-10-12 01:02:11,637 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-10-12 01:02:11,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 01:02:11,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 01:02:11,671 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 01:02:11,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2024-10-12 01:02:11,675 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 01:02:11,695 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-10-12 01:02:11,695 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 01:02:11,695 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~q_free~0) = 1*~q_free~0 Supporting invariants [1*~q_free~0 >= 0] [2024-10-12 01:02:11,711 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2024-10-12 01:02:11,716 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-10-12 01:02:11,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:11,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-12 01:02:11,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 01:02:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:11,917 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-12 01:02:11,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 01:02:11,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:11,951 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-12 01:02:11,952 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 786 states and 953 transitions. cyclomatic complexity: 168 Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:12,169 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 786 states and 953 transitions. cyclomatic complexity: 168. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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 5337 states and 6546 transitions. Complement of second has 10 states. [2024-10-12 01:02:12,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 2 stem states 2 non-accepting loop states 2 accepting loop states [2024-10-12 01:02:12,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:12,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 517 transitions. [2024-10-12 01:02:12,173 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 517 transitions. Stem has 37 letters. Loop has 3 letters. [2024-10-12 01:02:12,174 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 01:02:12,174 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 517 transitions. Stem has 40 letters. Loop has 3 letters. [2024-10-12 01:02:12,174 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 01:02:12,174 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 517 transitions. Stem has 37 letters. Loop has 6 letters. [2024-10-12 01:02:12,175 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 01:02:12,175 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5337 states and 6546 transitions. [2024-10-12 01:02:12,209 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 2622 [2024-10-12 01:02:12,230 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5337 states to 4316 states and 5292 transitions. [2024-10-12 01:02:12,230 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3022 [2024-10-12 01:02:12,232 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3052 [2024-10-12 01:02:12,233 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4316 states and 5292 transitions. [2024-10-12 01:02:12,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 01:02:12,234 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4316 states and 5292 transitions. [2024-10-12 01:02:12,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4316 states and 5292 transitions. [2024-10-12 01:02:12,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4316 to 4074. [2024-10-12 01:02:12,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4074 states, 4074 states have (on average 1.2297496318114876) internal successors, (5010), 4073 states have internal predecessors, (5010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:12,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4074 states to 4074 states and 5010 transitions. [2024-10-12 01:02:12,298 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4074 states and 5010 transitions. [2024-10-12 01:02:12,298 INFO L425 stractBuchiCegarLoop]: Abstraction has 4074 states and 5010 transitions. [2024-10-12 01:02:12,298 INFO L332 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-10-12 01:02:12,298 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4074 states and 5010 transitions. [2024-10-12 01:02:12,311 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 2488 [2024-10-12 01:02:12,312 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:12,312 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:12,313 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:12,313 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:12,313 INFO L745 eck$LassoCheckResult]: Stem: 19712#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 19713#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 19765#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 19667#L222 assume !(1 == ~q_req_up~0); 19648#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 19649#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 19775#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 19776#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 19769#L275 assume !(0 == ~q_read_ev~0); 19770#L275-2 assume !(0 == ~q_write_ev~0); 19799#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 19850#L65 assume !(1 == ~p_dw_pc~0); 19851#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 19848#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 19849#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 19786#L315 assume !(0 != activate_threads_~tmp~1#1); 19787#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 19806#L84 assume !(1 == ~c_dr_pc~0); 19807#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 19685#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 19686#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 19615#L323 assume !(0 != activate_threads_~tmp___0~1#1); 19616#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 19811#L293 assume !(1 == ~q_read_ev~0); 19812#L293-2 assume !(1 == ~q_write_ev~0); 19793#L298-1 assume { :end_inline_reset_delta_events } true; 19794#L419-2 assume !false; 21622#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 21620#L364 assume !false; 21618#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 21616#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 21614#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 21612#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 21610#L344 assume 0 != eval_~tmp___1~0#1; 21608#L344-1 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 21606#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 21604#L128 assume !(0 == ~p_dw_pc~0); 21602#L131 assume !(1 == ~p_dw_pc~0); 21597#L139-1 [2024-10-12 01:02:12,313 INFO L747 eck$LassoCheckResult]: Loop: 21597#L139-1 assume !false; 21598#L140 assume !(0 == ~q_free~0); 21550#L141 havoc do_write_p_#t~nondet6#1;~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_req_up~0 := 1; 21552#L139-1 assume !false; 21549#L140 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 21547#do_write_p_returnLabel#1 havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true; 21543#L349 assume 0 == ~c_dr_st~0;havoc eval_#t~nondet11#1;eval_~tmp___0~2#1 := eval_#t~nondet11#1;havoc eval_#t~nondet11#1; 20845#L368 assume 0 != eval_~tmp___0~2#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; 21530#L169 assume 0 == ~c_dr_pc~0; 21481#L198-1 assume !false; 21309#L181 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; 21304#do_read_c_returnLabel#1 havoc do_read_c_~a~0#1;assume { :end_inline_do_read_c } true; 21299#L364 assume !false; 21295#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 21291#L255 assume !(0 == ~p_dw_st~0); 21287#L259 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 21283#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 21279#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 21274#L344 assume !(0 != eval_~tmp___1~0#1); 21269#eval_returnLabel#1 havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 21264#L222-3 assume 1 == ~q_req_up~0;assume { :begin_inline_update_fifo_q } true; 21259#L35-3 assume !(0 == ~q_free~0); 20642#L35-5 assume 1 == ~q_free~0;~q_read_ev~0 := 0; 20634#L40-3 ~q_ev~0 := 0;~q_req_up~0 := 0; 20629#update_fifo_q_returnLabel#2 assume { :end_inline_update_fifo_q } true; 20622#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 20619#L275-3 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 20616#L275-5 assume !(0 == ~q_write_ev~0); 20527#L280-3 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 20612#L65-3 assume 1 == ~p_dw_pc~0; 20608#L66-1 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 20604#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 20601#is_do_write_p_triggered_returnLabel#2 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 20597#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 20593#L315-5 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 20590#L84-3 assume !(1 == ~c_dr_pc~0); 20585#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 20582#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 20579#is_do_read_c_triggered_returnLabel#2 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 20573#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 20574#L323-5 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 21340#L293-3 assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; 21341#L293-5 assume !(1 == ~q_write_ev~0); 21629#L298-3 assume { :end_inline_reset_delta_events } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~3#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 21628#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 21627#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 21626#exists_runnable_thread_returnLabel#2 stop_simulation_#t~ret12#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~3#1 := stop_simulation_#t~ret12#1;havoc stop_simulation_#t~ret12#1; 21625#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 21624#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 21623#stop_simulation_returnLabel#1 start_simulation_#t~ret13#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~4#1 := start_simulation_#t~ret13#1;havoc start_simulation_#t~ret13#1; 21621#L436 assume !(0 != start_simulation_~tmp~4#1); 21619#L419-2 assume !false; 21617#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 21615#L364 assume !false; 21613#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 21611#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 21609#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 21607#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 21605#L344 assume 0 != eval_~tmp___1~0#1; 21603#L344-1 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 21601#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 21599#L128 assume !(0 == ~p_dw_pc~0); 21596#L131 assume !(1 == ~p_dw_pc~0); 21597#L139-1 [2024-10-12 01:02:12,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:12,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1071076409, now seen corresponding path program 1 times [2024-10-12 01:02:12,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:12,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782524391] [2024-10-12 01:02:12,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:12,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:12,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:12,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:12,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:12,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782524391] [2024-10-12 01:02:12,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782524391] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:12,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:12,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 01:02:12,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685741455] [2024-10-12 01:02:12,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:12,343 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 01:02:12,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:12,344 INFO L85 PathProgramCache]: Analyzing trace with hash 2113044932, now seen corresponding path program 1 times [2024-10-12 01:02:12,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:12,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543957418] [2024-10-12 01:02:12,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:12,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:12,389 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-10-12 01:02:12,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:12,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543957418] [2024-10-12 01:02:12,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543957418] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:12,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:12,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 01:02:12,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [252991317] [2024-10-12 01:02:12,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:12,390 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-12 01:02:12,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:12,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-12 01:02:12,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-12 01:02:12,390 INFO L87 Difference]: Start difference. First operand 4074 states and 5010 transitions. cyclomatic complexity: 948 Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:12,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:12,418 INFO L93 Difference]: Finished difference Result 3022 states and 3728 transitions. [2024-10-12 01:02:12,418 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3022 states and 3728 transitions. [2024-10-12 01:02:12,431 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 1384 [2024-10-12 01:02:12,445 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3022 states to 3022 states and 3728 transitions. [2024-10-12 01:02:12,445 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1770 [2024-10-12 01:02:12,446 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1770 [2024-10-12 01:02:12,446 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3022 states and 3728 transitions. [2024-10-12 01:02:12,447 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 01:02:12,447 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3022 states and 3728 transitions. [2024-10-12 01:02:12,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3022 states and 3728 transitions. [2024-10-12 01:02:12,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3022 to 2934. [2024-10-12 01:02:12,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2934 states, 2934 states have (on average 1.2297205180640765) internal successors, (3608), 2933 states have internal predecessors, (3608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:12,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2934 states and 3608 transitions. [2024-10-12 01:02:12,492 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2934 states and 3608 transitions. [2024-10-12 01:02:12,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-12 01:02:12,493 INFO L425 stractBuchiCegarLoop]: Abstraction has 2934 states and 3608 transitions. [2024-10-12 01:02:12,493 INFO L332 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2024-10-12 01:02:12,493 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2934 states and 3608 transitions. [2024-10-12 01:02:12,522 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 1356 [2024-10-12 01:02:12,522 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:12,522 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:12,523 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:12,523 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:12,523 INFO L745 eck$LassoCheckResult]: Stem: 26819#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 26820#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 26870#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 26769#L222 assume !(1 == ~q_req_up~0); 26751#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 26752#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 26876#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 26877#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 26873#L275 assume !(0 == ~q_read_ev~0); 26874#L275-2 assume !(0 == ~q_write_ev~0); 26842#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 26843#L65 assume !(1 == ~p_dw_pc~0); 26860#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 26861#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 26810#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 26811#L315 assume !(0 != activate_threads_~tmp~1#1); 26761#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 26762#L84 assume !(1 == ~c_dr_pc~0); 26799#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 26800#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 26968#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 26967#L323 assume !(0 != activate_threads_~tmp___0~1#1); 26931#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 26914#L293 assume !(1 == ~q_read_ev~0); 26708#L293-2 assume !(1 == ~q_write_ev~0); 26709#L298-1 assume { :end_inline_reset_delta_events } true; 27828#L419-2 assume !false; 27827#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 27826#L364 assume !false; 27825#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 27824#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 27823#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 27822#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 27821#L344 assume 0 != eval_~tmp___1~0#1; 27820#L344-1 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 27819#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 27818#L128 assume 0 == ~p_dw_pc~0; 27814#L139-1 assume !false; 27815#L140 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 28316#do_write_p_returnLabel#1 havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true; 28032#L349 [2024-10-12 01:02:12,523 INFO L747 eck$LassoCheckResult]: Loop: 28032#L349 assume 0 == ~c_dr_st~0;havoc eval_#t~nondet11#1;eval_~tmp___0~2#1 := eval_#t~nondet11#1;havoc eval_#t~nondet11#1; 28227#L368 assume !(0 != eval_~tmp___0~2#1); 28312#L364 assume !false; 28560#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 28558#L255 assume !(0 == ~p_dw_st~0); 28556#L259 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 28218#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 28554#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 28552#L344 assume 0 != eval_~tmp___1~0#1; 28315#L344-1 assume !(0 == ~p_dw_st~0); 28032#L349 [2024-10-12 01:02:12,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:12,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1487677052, now seen corresponding path program 1 times [2024-10-12 01:02:12,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:12,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344234400] [2024-10-12 01:02:12,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:12,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:12,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 01:02:12,552 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2024-10-12 01:02:12,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 01:02:12,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 01:02:12,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344234400] [2024-10-12 01:02:12,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344234400] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 01:02:12,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 01:02:12,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 01:02:12,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522793427] [2024-10-12 01:02:12,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 01:02:12,590 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 01:02:12,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:12,591 INFO L85 PathProgramCache]: Analyzing trace with hash -682996676, now seen corresponding path program 2 times [2024-10-12 01:02:12,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:12,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094509065] [2024-10-12 01:02:12,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:12,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:12,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:12,597 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:02:12,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 01:02:12,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 01:02:12,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-12 01:02:12,628 INFO L87 Difference]: Start difference. First operand 2934 states and 3608 transitions. cyclomatic complexity: 685 Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:12,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 01:02:12,696 INFO L93 Difference]: Finished difference Result 3513 states and 4273 transitions. [2024-10-12 01:02:12,696 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3513 states and 4273 transitions. [2024-10-12 01:02:12,711 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 1943 [2024-10-12 01:02:12,723 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3513 states to 3511 states and 4271 transitions. [2024-10-12 01:02:12,724 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2315 [2024-10-12 01:02:12,726 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2315 [2024-10-12 01:02:12,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3511 states and 4271 transitions. [2024-10-12 01:02:12,727 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 01:02:12,727 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3511 states and 4271 transitions. [2024-10-12 01:02:12,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3511 states and 4271 transitions. [2024-10-12 01:02:12,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3511 to 3379. [2024-10-12 01:02:12,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3379 states, 3379 states have (on average 1.218999704054454) internal successors, (4119), 3378 states have internal predecessors, (4119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 01:02:12,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 3379 states and 4119 transitions. [2024-10-12 01:02:12,789 INFO L240 hiAutomatonCegarLoop]: Abstraction has 3379 states and 4119 transitions. [2024-10-12 01:02:12,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 01:02:12,790 INFO L425 stractBuchiCegarLoop]: Abstraction has 3379 states and 4119 transitions. [2024-10-12 01:02:12,790 INFO L332 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2024-10-12 01:02:12,790 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3379 states and 4119 transitions. [2024-10-12 01:02:12,803 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 1815 [2024-10-12 01:02:12,803 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 01:02:12,803 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 01:02:12,803 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:12,804 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 01:02:12,804 INFO L745 eck$LassoCheckResult]: Stem: 33262#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 33263#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 33315#init_model_returnLabel#1 assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 33220#L222 assume !(1 == ~q_req_up~0); 33204#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 33205#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 33330#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 33331#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 33325#L275 assume !(0 == ~q_read_ev~0); 33326#L275-2 assume !(0 == ~q_write_ev~0); 33287#L280-1 assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 33288#L65 assume !(1 == ~p_dw_pc~0); 33310#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 33311#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 33257#is_do_write_p_triggered_returnLabel#1 activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 33258#L315 assume !(0 != activate_threads_~tmp~1#1); 33214#L315-2 assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 33215#L84 assume !(1 == ~c_dr_pc~0); 33363#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 33418#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 33414#is_do_read_c_triggered_returnLabel#1 activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 33413#L323 assume !(0 != activate_threads_~tmp___0~1#1); 33381#L323-2 havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 33367#L293 assume !(1 == ~q_read_ev~0); 33162#L293-2 assume !(1 == ~q_write_ev~0); 33163#L298-1 assume { :end_inline_reset_delta_events } true; 34421#L419-2 assume !false; 34419#L420 start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 34417#L364 assume !false; 34415#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 34413#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 34411#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 34409#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 34407#L344 assume 0 != eval_~tmp___1~0#1; 34405#L344-1 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 34403#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 34401#L128 assume 0 == ~p_dw_pc~0; 34399#L139-1 assume !false; 33195#L140 assume !(0 == ~q_free~0); 33761#L141 havoc do_write_p_#t~nondet6#1;~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_req_up~0 := 1; 36163#L139-1 assume !false; 36161#L140 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 35905#do_write_p_returnLabel#1 havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true; 35902#L349 [2024-10-12 01:02:12,804 INFO L747 eck$LassoCheckResult]: Loop: 35902#L349 assume 0 == ~c_dr_st~0;havoc eval_#t~nondet11#1;eval_~tmp___0~2#1 := eval_#t~nondet11#1;havoc eval_#t~nondet11#1; 34496#L368 assume !(0 != eval_~tmp___0~2#1); 35900#L364 assume !false; 35915#L340 assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 35913#L255 assume !(0 == ~p_dw_st~0); 35912#L259 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 34463#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 35909#exists_runnable_thread_returnLabel#1 eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 35907#L344 assume 0 != eval_~tmp___1~0#1; 35904#L344-1 assume !(0 == ~p_dw_st~0); 35902#L349 [2024-10-12 01:02:12,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:12,806 INFO L85 PathProgramCache]: Analyzing trace with hash -377667827, now seen corresponding path program 1 times [2024-10-12 01:02:12,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:12,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392574643] [2024-10-12 01:02:12,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:12,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:12,815 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:12,828 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:02:12,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:12,828 INFO L85 PathProgramCache]: Analyzing trace with hash -682996676, now seen corresponding path program 3 times [2024-10-12 01:02:12,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:12,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678240591] [2024-10-12 01:02:12,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:12,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:12,834 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:12,836 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:02:12,837 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 01:02:12,838 INFO L85 PathProgramCache]: Analyzing trace with hash 188558408, now seen corresponding path program 1 times [2024-10-12 01:02:12,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 01:02:12,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704016553] [2024-10-12 01:02:12,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 01:02:12,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 01:02:12,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:12,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:12,855 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 01:02:13,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:13,516 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 01:02:13,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 01:02:13,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 01:02:13 BoogieIcfgContainer [2024-10-12 01:02:13,659 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-12 01:02:13,659 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-12 01:02:13,659 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-12 01:02:13,659 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-12 01:02:13,660 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 01:02:04" (3/4) ... [2024-10-12 01:02:13,661 INFO L136 WitnessPrinter]: Generating witness for non-termination counterexample [2024-10-12 01:02:13,731 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-12 01:02:13,732 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-12 01:02:13,732 INFO L158 Benchmark]: Toolchain (without parser) took 10696.53ms. Allocated memory was 157.3MB in the beginning and 255.9MB in the end (delta: 98.6MB). Free memory was 103.4MB in the beginning and 175.1MB in the end (delta: -71.7MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2024-10-12 01:02:13,733 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 157.3MB. Free memory is still 116.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 01:02:13,733 INFO L158 Benchmark]: CACSL2BoogieTranslator took 383.45ms. Allocated memory is still 157.3MB. Free memory was 103.0MB in the beginning and 88.1MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-12 01:02:13,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.55ms. Allocated memory is still 157.3MB. Free memory was 88.1MB in the beginning and 85.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-12 01:02:13,733 INFO L158 Benchmark]: Boogie Preprocessor took 62.77ms. Allocated memory is still 157.3MB. Free memory was 85.8MB in the beginning and 83.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-12 01:02:13,733 INFO L158 Benchmark]: RCFGBuilder took 573.28ms. Allocated memory is still 157.3MB. Free memory was 83.2MB in the beginning and 126.5MB in the end (delta: -43.3MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2024-10-12 01:02:13,734 INFO L158 Benchmark]: BuchiAutomizer took 9547.62ms. Allocated memory was 157.3MB in the beginning and 255.9MB in the end (delta: 98.6MB). Free memory was 125.7MB in the beginning and 180.4MB in the end (delta: -54.7MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2024-10-12 01:02:13,734 INFO L158 Benchmark]: Witness Printer took 72.74ms. Allocated memory is still 255.9MB. Free memory was 180.4MB in the beginning and 175.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-12 01:02:13,735 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 157.3MB. Free memory is still 116.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 383.45ms. Allocated memory is still 157.3MB. Free memory was 103.0MB in the beginning and 88.1MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.55ms. Allocated memory is still 157.3MB. Free memory was 88.1MB in the beginning and 85.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.77ms. Allocated memory is still 157.3MB. Free memory was 85.8MB in the beginning and 83.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 573.28ms. Allocated memory is still 157.3MB. Free memory was 83.2MB in the beginning and 126.5MB in the end (delta: -43.3MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 9547.62ms. Allocated memory was 157.3MB in the beginning and 255.9MB in the end (delta: 98.6MB). Free memory was 125.7MB in the beginning and 180.4MB in the end (delta: -54.7MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. * Witness Printer took 72.74ms. Allocated memory is still 255.9MB. Free memory was 180.4MB in the beginning and 175.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. 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 15 terminating modules (14 trivial, 1 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function q_free and consists of 7 locations. 14 modules have a trivial ranking function, the largest among these consists of 5 locations. The remainder module has 3379 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.3s and 16 iterations. TraceHistogramMax:2. Analysis of lassos took 7.2s. Construction of modules took 0.4s. Büchi inclusion checks took 1.3s. Highest rank in rank-based complementation 3. Minimization of det autom 12. Minimization of nondet autom 3. Automata minimization 0.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 882 StatesRemovedByMinimization, 8 NontrivialMinimizations. Non-live state removal took 0.2s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2002 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2002 mSDsluCounter, 4618 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2438 mSDsCounter, 102 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 377 IncrementalHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 102 mSolverCounterUnsat, 2180 mSDtfsCounter, 377 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI4 SFLT0 conc0 concLT0 SILN2 SILU0 SILI8 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital54 mio100 ax100 hnf100 lsp35 ukn87 mio100 lsp92 div100 bol100 ite100 ukn100 eq195 hnf94 smp100 dnf134 smp100 tf106 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 110ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 364]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L25] int q_buf_0 ; [L26] int q_free ; [L27] int q_read_ev ; [L28] int q_write_ev ; [L29] int q_req_up ; [L30] int q_ev ; [L51] int p_num_write ; [L52] int p_last_write ; [L53] int p_dw_st ; [L54] int p_dw_pc ; [L55] int p_dw_i ; [L56] int c_num_read ; [L57] int c_last_read ; [L58] int c_dr_st ; [L59] int c_dr_pc ; [L60] int c_dr_i ; [L164] static int a_t ; VAL [a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=0, q_read_ev=0, q_req_up=0, q_write_ev=0] [L466] int __retres1 ; [L470] CALL init_model() [L452] q_free = 1 [L453] q_write_ev = 2 [L454] q_read_ev = q_write_ev [L455] p_num_write = 0 [L456] p_dw_pc = 0 [L457] p_dw_i = 1 [L458] c_num_read = 0 [L459] c_dr_pc = 0 [L460] c_dr_i = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L470] RET init_model() [L471] CALL start_simulation() [L406] int kernel_st ; [L407] int tmp ; [L411] kernel_st = 0 [L412] CALL update_channels() [L222] COND FALSE !((int )q_req_up == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L412] RET update_channels() [L413] CALL init_threads() [L237] COND TRUE (int )p_dw_i == 1 [L238] p_dw_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L242] COND TRUE (int )c_dr_i == 1 [L243] c_dr_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L413] RET init_threads() [L414] CALL fire_delta_events() [L275] COND FALSE !((int )q_read_ev == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L280] COND FALSE !((int )q_write_ev == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L414] RET fire_delta_events() [L415] CALL activate_threads() [L308] int tmp ; [L309] int tmp___0 ; [L313] CALL, EXPR is_do_write_p_triggered() [L62] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L65] COND FALSE !((int )p_dw_pc == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L75] __retres1 = 0 VAL [__retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L77] return (__retres1); VAL [\result=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L313] RET, EXPR is_do_write_p_triggered() [L313] tmp = is_do_write_p_triggered() [L315] COND FALSE !(\read(tmp)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L321] CALL, EXPR is_do_read_c_triggered() [L81] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L84] COND FALSE !((int )c_dr_pc == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L94] __retres1 = 0 VAL [__retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L96] return (__retres1); VAL [\result=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L321] RET, EXPR is_do_read_c_triggered() [L321] tmp___0 = is_do_read_c_triggered() [L323] COND FALSE !(\read(tmp___0)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L415] RET activate_threads() [L416] CALL reset_delta_events() [L293] COND FALSE !((int )q_read_ev == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L298] COND FALSE !((int )q_write_ev == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L416] RET reset_delta_events() [L419] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L422] kernel_st = 1 [L423] CALL eval() [L333] int tmp ; [L334] int tmp___0 ; [L335] int tmp___1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L339] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L342] CALL, EXPR exists_runnable_thread() [L252] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L255] COND TRUE (int )p_dw_st == 0 [L256] __retres1 = 1 VAL [__retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L268] return (__retres1); VAL [\result=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L342] RET, EXPR exists_runnable_thread() [L342] tmp___1 = exists_runnable_thread() [L344] COND TRUE \read(tmp___1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L349] COND TRUE (int )p_dw_st == 0 [L351] tmp = __VERIFIER_nondet_int() [L353] COND TRUE \read(tmp) [L355] p_dw_st = 1 [L356] CALL do_write_p() [L128] COND TRUE (int )p_dw_pc == 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L139] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L141] COND FALSE !((int )q_free == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L151] q_buf_0 = __VERIFIER_nondet_int() [L152] p_last_write = q_buf_0 [L153] p_num_write += 1 [L154] q_free = 0 [L155] q_req_up = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=7, p_num_write=1, q_buf_0=7, q_ev=0, q_free=0, q_read_ev=2, q_req_up=1, q_write_ev=2] [L139] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=7, p_num_write=1, q_buf_0=7, q_ev=0, q_free=0, q_read_ev=2, q_req_up=1, q_write_ev=2] [L141] COND TRUE (int )q_free == 0 [L142] p_dw_st = 2 [L143] p_dw_pc = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=1, p_dw_st=2, p_last_write=7, p_num_write=1, q_buf_0=7, q_ev=0, q_free=0, q_read_ev=2, q_req_up=1, q_write_ev=2] [L356] RET do_write_p() Loop: [L364] COND TRUE (int )c_dr_st == 0 [L366] tmp___0 = __VERIFIER_nondet_int() [L368] COND FALSE !(\read(tmp___0)) [L339] COND TRUE 1 [L342] CALL, EXPR exists_runnable_thread() [L252] int __retres1 ; [L255] COND FALSE !((int )p_dw_st == 0) [L259] COND TRUE (int )c_dr_st == 0 [L260] __retres1 = 1 [L268] return (__retres1); [L342] RET, EXPR exists_runnable_thread() [L342] tmp___1 = exists_runnable_thread() [L344] COND TRUE \read(tmp___1) [L349] COND FALSE !((int )p_dw_st == 0) End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 364]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L25] int q_buf_0 ; [L26] int q_free ; [L27] int q_read_ev ; [L28] int q_write_ev ; [L29] int q_req_up ; [L30] int q_ev ; [L51] int p_num_write ; [L52] int p_last_write ; [L53] int p_dw_st ; [L54] int p_dw_pc ; [L55] int p_dw_i ; [L56] int c_num_read ; [L57] int c_last_read ; [L58] int c_dr_st ; [L59] int c_dr_pc ; [L60] int c_dr_i ; [L164] static int a_t ; VAL [a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=0, q_read_ev=0, q_req_up=0, q_write_ev=0] [L466] int __retres1 ; [L470] CALL init_model() [L452] q_free = 1 [L453] q_write_ev = 2 [L454] q_read_ev = q_write_ev [L455] p_num_write = 0 [L456] p_dw_pc = 0 [L457] p_dw_i = 1 [L458] c_num_read = 0 [L459] c_dr_pc = 0 [L460] c_dr_i = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L470] RET init_model() [L471] CALL start_simulation() [L406] int kernel_st ; [L407] int tmp ; [L411] kernel_st = 0 [L412] CALL update_channels() [L222] COND FALSE !((int )q_req_up == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L412] RET update_channels() [L413] CALL init_threads() [L237] COND TRUE (int )p_dw_i == 1 [L238] p_dw_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L242] COND TRUE (int )c_dr_i == 1 [L243] c_dr_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L413] RET init_threads() [L414] CALL fire_delta_events() [L275] COND FALSE !((int )q_read_ev == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L280] COND FALSE !((int )q_write_ev == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L414] RET fire_delta_events() [L415] CALL activate_threads() [L308] int tmp ; [L309] int tmp___0 ; [L313] CALL, EXPR is_do_write_p_triggered() [L62] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L65] COND FALSE !((int )p_dw_pc == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L75] __retres1 = 0 VAL [__retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L77] return (__retres1); VAL [\result=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L313] RET, EXPR is_do_write_p_triggered() [L313] tmp = is_do_write_p_triggered() [L315] COND FALSE !(\read(tmp)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L321] CALL, EXPR is_do_read_c_triggered() [L81] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L84] COND FALSE !((int )c_dr_pc == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L94] __retres1 = 0 VAL [__retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L96] return (__retres1); VAL [\result=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L321] RET, EXPR is_do_read_c_triggered() [L321] tmp___0 = is_do_read_c_triggered() [L323] COND FALSE !(\read(tmp___0)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L415] RET activate_threads() [L416] CALL reset_delta_events() [L293] COND FALSE !((int )q_read_ev == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L298] COND FALSE !((int )q_write_ev == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L416] RET reset_delta_events() [L419] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L422] kernel_st = 1 [L423] CALL eval() [L333] int tmp ; [L334] int tmp___0 ; [L335] int tmp___1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L339] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L342] CALL, EXPR exists_runnable_thread() [L252] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L255] COND TRUE (int )p_dw_st == 0 [L256] __retres1 = 1 VAL [__retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L268] return (__retres1); VAL [\result=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L342] RET, EXPR exists_runnable_thread() [L342] tmp___1 = exists_runnable_thread() [L344] COND TRUE \read(tmp___1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L349] COND TRUE (int )p_dw_st == 0 [L351] tmp = __VERIFIER_nondet_int() [L353] COND TRUE \read(tmp) [L355] p_dw_st = 1 [L356] CALL do_write_p() [L128] COND TRUE (int )p_dw_pc == 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L139] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L141] COND FALSE !((int )q_free == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L151] q_buf_0 = __VERIFIER_nondet_int() [L152] p_last_write = q_buf_0 [L153] p_num_write += 1 [L154] q_free = 0 [L155] q_req_up = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=7, p_num_write=1, q_buf_0=7, q_ev=0, q_free=0, q_read_ev=2, q_req_up=1, q_write_ev=2] [L139] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=7, p_num_write=1, q_buf_0=7, q_ev=0, q_free=0, q_read_ev=2, q_req_up=1, q_write_ev=2] [L141] COND TRUE (int )q_free == 0 [L142] p_dw_st = 2 [L143] p_dw_pc = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=1, p_dw_st=2, p_last_write=7, p_num_write=1, q_buf_0=7, q_ev=0, q_free=0, q_read_ev=2, q_req_up=1, q_write_ev=2] [L356] RET do_write_p() Loop: [L364] COND TRUE (int )c_dr_st == 0 [L366] tmp___0 = __VERIFIER_nondet_int() [L368] COND FALSE !(\read(tmp___0)) [L339] COND TRUE 1 [L342] CALL, EXPR exists_runnable_thread() [L252] int __retres1 ; [L255] COND FALSE !((int )p_dw_st == 0) [L259] COND TRUE (int )c_dr_st == 0 [L260] __retres1 = 1 [L268] return (__retres1); [L342] RET, EXPR exists_runnable_thread() [L342] tmp___1 = exists_runnable_thread() [L344] COND TRUE \read(tmp___1) [L349] COND FALSE !((int )p_dw_st == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-10-12 01:02:13,768 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)