./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd --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 0.3.0-dev-826ab2b [2024-11-13 15:11:17,282 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:11:17,396 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 15:11:17,405 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:11:17,406 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:11:17,436 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:11:17,437 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:11:17,437 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:11:17,438 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:11:17,438 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:11:17,439 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:11:17,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:11:17,439 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:11:17,439 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 15:11:17,440 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 15:11:17,440 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 15:11:17,440 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 15:11:17,440 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 15:11:17,440 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 15:11:17,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:11:17,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 15:11:17,441 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:11:17,441 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:11:17,441 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:11:17,441 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:11:17,441 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 15:11:17,441 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 15:11:17,442 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 15:11:17,442 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:11:17,442 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 15:11:17,442 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:11:17,442 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:11:17,443 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 15:11:17,443 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:11:17,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:11:17,444 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:11:17,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:11:17,445 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:11:17,445 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 15:11:17,445 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd 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 [2024-11-13 15:11:17,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:11:17,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:11:17,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:11:17,856 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:11:17,857 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:11:17,858 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c Unable to find full path for "g++" [2024-11-13 15:11:20,144 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:11:20,464 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:11:20,470 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c [2024-11-13 15:11:20,495 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/data/67bcdfd47/149b0143b02640a7ad52f40fbaacbedc/FLAGcaacf5e36 [2024-11-13 15:11:20,546 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/data/67bcdfd47/149b0143b02640a7ad52f40fbaacbedc [2024-11-13 15:11:20,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:11:20,559 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:11:20,561 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:11:20,561 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:11:20,568 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:11:20,569 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:20,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@233e5d4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20, skipping insertion in model container [2024-11-13 15:11:20,572 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:20,612 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:11:20,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:11:20,931 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:11:20,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:11:20,995 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:11:20,996 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20 WrapperNode [2024-11-13 15:11:20,997 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:11:20,998 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:11:20,998 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:11:20,998 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:11:21,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:21,015 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:21,043 INFO L138 Inliner]: procedures = 29, calls = 33, calls flagged for inlining = 28, calls inlined = 31, statements flattened = 309 [2024-11-13 15:11:21,044 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:11:21,045 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:11:21,045 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:11:21,046 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:11:21,060 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:21,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:21,066 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:21,080 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]. [2024-11-13 15:11:21,080 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:21,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:21,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:21,091 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:21,093 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:21,095 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:21,098 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:11:21,099 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:11:21,099 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:11:21,099 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:11:21,100 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (1/1) ... [2024-11-13 15:11:21,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:21,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:21,143 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:21,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 15:11:21,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:11:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:11:21,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:11:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:11:21,275 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:11:21,276 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:11:21,796 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-11-13 15:11:21,796 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:11:21,819 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:11:21,820 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 15:11:21,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:11:21 BoogieIcfgContainer [2024-11-13 15:11:21,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:11:21,821 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 15:11:21,821 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 15:11:21,829 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 15:11:21,829 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:11:21,830 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 03:11:20" (1/3) ... [2024-11-13 15:11:21,831 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@20df1888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 03:11:21, skipping insertion in model container [2024-11-13 15:11:21,832 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:11:21,832 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:11:20" (2/3) ... [2024-11-13 15:11:21,832 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@20df1888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 03:11:21, skipping insertion in model container [2024-11-13 15:11:21,833 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 15:11:21,833 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:11:21" (3/3) ... [2024-11-13 15:11:21,835 INFO L333 chiAutomizerObserver]: Analyzing ICFG pc_sfifo_2.cil-2.c [2024-11-13 15:11:21,909 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 15:11:21,910 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 15:11:21,910 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 15:11:21,910 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 15:11:21,910 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 15:11:21,910 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 15:11:21,911 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 15:11:21,912 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 15:11:21,919 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) [2024-11-13 15:11:21,950 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 72 [2024-11-13 15:11:21,950 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:21,951 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:21,960 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] [2024-11-13 15:11:21,960 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] [2024-11-13 15:11:21,960 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 15:11:21,961 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) [2024-11-13 15:11:21,967 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 72 [2024-11-13 15:11:21,967 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:21,967 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:21,969 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] [2024-11-13 15:11:21,969 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] [2024-11-13 15:11:21,982 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 [2024-11-13 15:11:21,984 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); 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 := 0; 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 [2024-11-13 15:11:21,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:21,991 INFO L85 PathProgramCache]: Analyzing trace with hash -239976594, now seen corresponding path program 1 times [2024-11-13 15:11:22,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:22,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075651237] [2024-11-13 15:11:22,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:22,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:22,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:22,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:22,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075651237] [2024-11-13 15:11:22,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075651237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:22,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:22,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:11:22,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629049362] [2024-11-13 15:11:22,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:22,216 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 15:11:22,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:22,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1528040481, now seen corresponding path program 1 times [2024-11-13 15:11:22,217 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:22,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358603849] [2024-11-13 15:11:22,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:22,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:22,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:22,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:22,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:22,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358603849] [2024-11-13 15:11:22,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358603849] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:22,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:22,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:11:22,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527961710] [2024-11-13 15:11:22,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:22,250 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 15:11:22,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:22,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:11:22,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:11:22,288 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) [2024-11-13 15:11:22,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:22,362 INFO L93 Difference]: Finished difference Result 102 states and 144 transitions. [2024-11-13 15:11:22,364 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 102 states and 144 transitions. [2024-11-13 15:11:22,367 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2024-11-13 15:11:22,387 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 102 states to 95 states and 137 transitions. [2024-11-13 15:11:22,389 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 95 [2024-11-13 15:11:22,390 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 95 [2024-11-13 15:11:22,390 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95 states and 137 transitions. [2024-11-13 15:11:22,393 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:11:22,393 INFO L218 hiAutomatonCegarLoop]: Abstraction has 95 states and 137 transitions. [2024-11-13 15:11:22,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states and 137 transitions. [2024-11-13 15:11:22,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-11-13 15:11:22,426 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) [2024-11-13 15:11:22,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 137 transitions. [2024-11-13 15:11:22,433 INFO L240 hiAutomatonCegarLoop]: Abstraction has 95 states and 137 transitions. [2024-11-13 15:11:22,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:11:22,441 INFO L424 stractBuchiCegarLoop]: Abstraction has 95 states and 137 transitions. [2024-11-13 15:11:22,441 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 15:11:22,441 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 95 states and 137 transitions. [2024-11-13 15:11:22,445 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 63 [2024-11-13 15:11:22,445 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:22,446 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:22,447 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] [2024-11-13 15:11:22,447 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] [2024-11-13 15:11:22,448 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 [2024-11-13 15:11:22,448 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#L85-1 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 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); 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 := 0; 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 [2024-11-13 15:11:22,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:22,449 INFO L85 PathProgramCache]: Analyzing trace with hash 577671856, now seen corresponding path program 1 times [2024-11-13 15:11:22,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:22,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431575477] [2024-11-13 15:11:22,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:22,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:22,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:22,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:22,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431575477] [2024-11-13 15:11:22,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431575477] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:22,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:22,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:11:22,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344174764] [2024-11-13 15:11:22,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:22,613 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 15:11:22,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:22,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1648037588, now seen corresponding path program 1 times [2024-11-13 15:11:22,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:22,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765753313] [2024-11-13 15:11:22,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:22,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:22,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:22,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:22,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765753313] [2024-11-13 15:11:22,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765753313] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:22,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:22,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:11:22,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387290370] [2024-11-13 15:11:22,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:22,689 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 15:11:22,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:22,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:11:22,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:11:22,690 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) [2024-11-13 15:11:22,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:22,880 INFO L93 Difference]: Finished difference Result 211 states and 296 transitions. [2024-11-13 15:11:22,880 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 211 states and 296 transitions. [2024-11-13 15:11:22,883 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 176 [2024-11-13 15:11:22,886 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 211 states to 211 states and 296 transitions. [2024-11-13 15:11:22,886 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 211 [2024-11-13 15:11:22,887 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 211 [2024-11-13 15:11:22,887 INFO L73 IsDeterministic]: Start isDeterministic. Operand 211 states and 296 transitions. [2024-11-13 15:11:22,888 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:11:22,888 INFO L218 hiAutomatonCegarLoop]: Abstraction has 211 states and 296 transitions. [2024-11-13 15:11:22,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states and 296 transitions. [2024-11-13 15:11:22,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 196. [2024-11-13 15:11:22,904 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) [2024-11-13 15:11:22,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 277 transitions. [2024-11-13 15:11:22,908 INFO L240 hiAutomatonCegarLoop]: Abstraction has 196 states and 277 transitions. [2024-11-13 15:11:22,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:11:22,913 INFO L424 stractBuchiCegarLoop]: Abstraction has 196 states and 277 transitions. [2024-11-13 15:11:22,913 INFO L331 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-13 15:11:22,913 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 196 states and 277 transitions. [2024-11-13 15:11:22,915 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 163 [2024-11-13 15:11:22,920 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:22,920 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:22,921 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] [2024-11-13 15:11:22,921 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] [2024-11-13 15:11:22,921 INFO L745 eck$LassoCheckResult]: Stem: 591#$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; 592#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; 616#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; 569#L222 assume !(1 == ~q_req_up~0); 556#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 557#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 602#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 621#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 619#L275 assume !(0 == ~q_read_ev~0); 620#L275-2 assume !(0 == ~q_write_ev~0); 605#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; 606#L65 assume !(1 == ~p_dw_pc~0); 613#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 614#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 589#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; 590#L315 assume !(0 != activate_threads_~tmp~1#1); 564#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; 565#L84 assume !(1 == ~c_dr_pc~0); 585#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 579#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 580#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; 542#L323 assume !(0 != activate_threads_~tmp___0~1#1); 543#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; 628#L293 assume !(1 == ~q_read_ev~0); 536#L293-2 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 537#L298-1 assume { :end_inline_reset_delta_events } true; 560#L419-2 [2024-11-13 15:11:22,921 INFO L747 eck$LassoCheckResult]: Loop: 560#L419-2 assume !false; 561#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; 576#L364 assume !false; 607#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; 571#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 539#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 558#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; 559#L344 assume !(0 != eval_~tmp___1~0#1); 572#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; 573#L222-3 assume !(1 == ~q_req_up~0); 604#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 600#L275-3 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 601#L275-5 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 626#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; 548#L65-3 assume !(1 == ~p_dw_pc~0); 549#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 731#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 730#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; 729#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 728#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; 727#L84-3 assume !(1 == ~c_dr_pc~0); 726#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 725#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 724#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; 723#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 722#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; 721#L293-3 assume !(1 == ~q_read_ev~0); 720#L293-5 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 719#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; 718#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 716#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 715#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; 714#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 711#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 634#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; 611#L436 assume !(0 != start_simulation_~tmp~4#1); 560#L419-2 [2024-11-13 15:11:22,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:22,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1617647375, now seen corresponding path program 1 times [2024-11-13 15:11:22,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:22,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350466571] [2024-11-13 15:11:22,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:22,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:22,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:23,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:23,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:23,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350466571] [2024-11-13 15:11:23,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350466571] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:23,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:23,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:11:23,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722125012] [2024-11-13 15:11:23,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:23,022 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 15:11:23,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:23,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1583712046, now seen corresponding path program 1 times [2024-11-13 15:11:23,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:23,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680061251] [2024-11-13 15:11:23,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:23,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:23,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:23,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:23,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680061251] [2024-11-13 15:11:23,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680061251] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:23,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:23,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:11:23,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194989767] [2024-11-13 15:11:23,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:23,088 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 15:11:23,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:23,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:11:23,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:11:23,088 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) [2024-11-13 15:11:23,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:23,260 INFO L93 Difference]: Finished difference Result 449 states and 615 transitions. [2024-11-13 15:11:23,260 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 449 states and 615 transitions. [2024-11-13 15:11:23,268 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 373 [2024-11-13 15:11:23,275 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 449 states to 449 states and 615 transitions. [2024-11-13 15:11:23,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 449 [2024-11-13 15:11:23,280 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 449 [2024-11-13 15:11:23,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 449 states and 615 transitions. [2024-11-13 15:11:23,282 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:11:23,287 INFO L218 hiAutomatonCegarLoop]: Abstraction has 449 states and 615 transitions. [2024-11-13 15:11:23,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 449 states and 615 transitions. [2024-11-13 15:11:23,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 449 to 449. [2024-11-13 15:11:23,328 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) [2024-11-13 15:11:23,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 615 transitions. [2024-11-13 15:11:23,335 INFO L240 hiAutomatonCegarLoop]: Abstraction has 449 states and 615 transitions. [2024-11-13 15:11:23,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:11:23,336 INFO L424 stractBuchiCegarLoop]: Abstraction has 449 states and 615 transitions. [2024-11-13 15:11:23,336 INFO L331 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-13 15:11:23,336 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 449 states and 615 transitions. [2024-11-13 15:11:23,344 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 373 [2024-11-13 15:11:23,344 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:23,344 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:23,345 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] [2024-11-13 15:11:23,349 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] [2024-11-13 15:11:23,349 INFO L745 eck$LassoCheckResult]: Stem: 1255#$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; 1256#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; 1283#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; 1226#L222 assume !(1 == ~q_req_up~0); 1228#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 1265#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1266#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1290#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 1602#L275 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 1288#L275-2 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 1297#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; 1335#L65 assume !(1 == ~p_dw_pc~0); 1334#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 1333#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1332#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; 1331#L315 assume !(0 != activate_threads_~tmp~1#1); 1330#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; 1329#L84 assume !(1 == ~c_dr_pc~0); 1328#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 1327#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 1326#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; 1325#L323 assume !(0 != activate_threads_~tmp___0~1#1); 1324#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; 1323#L293 assume !(1 == ~q_read_ev~0); 1322#L293-2 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 1193#L298-1 assume { :end_inline_reset_delta_events } true; 1219#L419-2 [2024-11-13 15:11:23,349 INFO L747 eck$LassoCheckResult]: Loop: 1219#L419-2 assume !false; 1220#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; 1457#L364 assume !false; 1567#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; 1564#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1474#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1473#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; 1469#L344 assume !(0 != eval_~tmp___1~0#1); 1470#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; 1276#L222-3 assume !(1 == ~q_req_up~0); 1268#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 1263#L275-3 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 1264#L275-5 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 1298#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; 1624#L65-3 assume !(1 == ~p_dw_pc~0); 1623#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 1619#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1617#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; 1615#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 1613#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; 1611#L84-3 assume !(1 == ~c_dr_pc~0); 1609#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 1261#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 1262#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; 1278#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 1312#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; 1587#L293-3 assume !(1 == ~q_read_ev~0); 1584#L293-5 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 1201#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; 1272#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1273#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1249#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; 1250#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 1573#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 1311#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; 1277#L436 assume !(0 != start_simulation_~tmp~4#1); 1219#L419-2 [2024-11-13 15:11:23,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:23,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1964845233, now seen corresponding path program 1 times [2024-11-13 15:11:23,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:23,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427139499] [2024-11-13 15:11:23,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:23,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:23,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:23,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:23,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427139499] [2024-11-13 15:11:23,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427139499] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:23,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:23,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:11:23,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322363094] [2024-11-13 15:11:23,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:23,433 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 15:11:23,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:23,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1583712046, now seen corresponding path program 2 times [2024-11-13 15:11:23,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:23,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104140549] [2024-11-13 15:11:23,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:23,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:23,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:23,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:23,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104140549] [2024-11-13 15:11:23,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104140549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:23,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:23,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:11:23,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260791194] [2024-11-13 15:11:23,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:23,517 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 15:11:23,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:23,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:11:23,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:11:23,518 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) [2024-11-13 15:11:23,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:23,580 INFO L93 Difference]: Finished difference Result 701 states and 942 transitions. [2024-11-13 15:11:23,580 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 701 states and 942 transitions. [2024-11-13 15:11:23,588 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 583 [2024-11-13 15:11:23,595 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 701 states to 701 states and 942 transitions. [2024-11-13 15:11:23,596 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 701 [2024-11-13 15:11:23,597 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 701 [2024-11-13 15:11:23,598 INFO L73 IsDeterministic]: Start isDeterministic. Operand 701 states and 942 transitions. [2024-11-13 15:11:23,604 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:11:23,604 INFO L218 hiAutomatonCegarLoop]: Abstraction has 701 states and 942 transitions. [2024-11-13 15:11:23,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 701 states and 942 transitions. [2024-11-13 15:11:23,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 701 to 510. [2024-11-13 15:11:23,630 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) [2024-11-13 15:11:23,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 510 states and 687 transitions. [2024-11-13 15:11:23,636 INFO L240 hiAutomatonCegarLoop]: Abstraction has 510 states and 687 transitions. [2024-11-13 15:11:23,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:11:23,637 INFO L424 stractBuchiCegarLoop]: Abstraction has 510 states and 687 transitions. [2024-11-13 15:11:23,638 INFO L331 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-13 15:11:23,639 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 510 states and 687 transitions. [2024-11-13 15:11:23,642 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 420 [2024-11-13 15:11:23,643 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:23,647 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:23,648 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] [2024-11-13 15:11:23,648 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] [2024-11-13 15:11:23,648 INFO L745 eck$LassoCheckResult]: Stem: 2406#$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; 2407#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; 2432#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; 2383#L222 assume !(1 == ~q_req_up~0); 2369#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 2370#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 2416#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 2439#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 2434#L275 assume !(0 == ~q_read_ev~0); 2435#L275-2 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 2448#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; 2488#L65 assume !(1 == ~p_dw_pc~0); 2486#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 2484#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 2482#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; 2480#L315 assume !(0 != activate_threads_~tmp~1#1); 2478#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; 2476#L84 assume !(1 == ~c_dr_pc~0); 2474#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 2472#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 2470#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; 2468#L323 assume !(0 != activate_threads_~tmp___0~1#1); 2466#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; 2464#L293 assume !(1 == ~q_read_ev~0); 2461#L293-2 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 2350#L298-1 assume { :end_inline_reset_delta_events } true; 2446#L419-2 [2024-11-13 15:11:23,649 INFO L747 eck$LassoCheckResult]: Loop: 2446#L419-2 assume !false; 2800#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; 2797#L364 assume !false; 2795#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; 2776#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 2773#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 2770#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; 2408#L344 assume !(0 != eval_~tmp___1~0#1); 2386#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; 2387#L222-3 assume !(1 == ~q_req_up~0); 2425#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 2414#L275-3 assume !(0 == ~q_read_ev~0); 2415#L275-5 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 2449#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; 2839#L65-3 assume !(1 == ~p_dw_pc~0); 2838#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 2837#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 2836#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; 2835#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 2834#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; 2833#L84-3 assume !(1 == ~c_dr_pc~0); 2832#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 2831#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 2830#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; 2829#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 2828#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; 2827#L293-3 assume !(1 == ~q_read_ev~0); 2691#L293-5 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 2358#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; 2422#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 2423#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 2401#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; 2402#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 2804#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 2803#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; 2802#L436 assume !(0 != start_simulation_~tmp~4#1); 2446#L419-2 [2024-11-13 15:11:23,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:23,652 INFO L85 PathProgramCache]: Analyzing trace with hash -29299473, now seen corresponding path program 1 times [2024-11-13 15:11:23,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:23,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071272825] [2024-11-13 15:11:23,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:23,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:23,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:23,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:23,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071272825] [2024-11-13 15:11:23,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071272825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:23,764 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:23,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:11:23,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660142472] [2024-11-13 15:11:23,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:23,765 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 15:11:23,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:23,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1443163436, now seen corresponding path program 1 times [2024-11-13 15:11:23,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:23,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925098432] [2024-11-13 15:11:23,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:23,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:23,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:23,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:23,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925098432] [2024-11-13 15:11:23,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925098432] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:23,867 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:23,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:11:23,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552896732] [2024-11-13 15:11:23,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:23,868 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 15:11:23,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:23,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:11:23,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:11:23,869 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) [2024-11-13 15:11:23,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:23,993 INFO L93 Difference]: Finished difference Result 745 states and 993 transitions. [2024-11-13 15:11:23,993 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 745 states and 993 transitions. [2024-11-13 15:11:24,005 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 619 [2024-11-13 15:11:24,011 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 745 states to 745 states and 993 transitions. [2024-11-13 15:11:24,011 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 745 [2024-11-13 15:11:24,012 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 745 [2024-11-13 15:11:24,012 INFO L73 IsDeterministic]: Start isDeterministic. Operand 745 states and 993 transitions. [2024-11-13 15:11:24,014 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:11:24,014 INFO L218 hiAutomatonCegarLoop]: Abstraction has 745 states and 993 transitions. [2024-11-13 15:11:24,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states and 993 transitions. [2024-11-13 15:11:24,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 563. [2024-11-13 15:11:24,027 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) [2024-11-13 15:11:24,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 753 transitions. [2024-11-13 15:11:24,030 INFO L240 hiAutomatonCegarLoop]: Abstraction has 563 states and 753 transitions. [2024-11-13 15:11:24,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:11:24,032 INFO L424 stractBuchiCegarLoop]: Abstraction has 563 states and 753 transitions. [2024-11-13 15:11:24,032 INFO L331 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-13 15:11:24,032 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 563 states and 753 transitions. [2024-11-13 15:11:24,036 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 456 [2024-11-13 15:11:24,036 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:24,036 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:24,037 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] [2024-11-13 15:11:24,037 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] [2024-11-13 15:11:24,038 INFO L745 eck$LassoCheckResult]: Stem: 3677#$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; 3678#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; 3703#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; 3651#L222 assume !(1 == ~q_req_up~0); 3639#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 3640#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 3779#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 3716#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 3705#L275 assume !(0 == ~q_read_ev~0); 3706#L275-2 assume !(0 == ~q_write_ev~0); 3690#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; 3691#L65 assume !(1 == ~p_dw_pc~0); 3699#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 3700#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 3672#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; 3673#L315 assume !(0 != activate_threads_~tmp~1#1); 3645#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; 3646#L84 assume !(1 == ~c_dr_pc~0); 3668#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 3661#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 3662#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; 3622#L323 assume !(0 != activate_threads_~tmp___0~1#1); 3623#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; 3721#L293 assume !(1 == ~q_read_ev~0); 3616#L293-2 assume !(1 == ~q_write_ev~0); 3617#L298-1 assume { :end_inline_reset_delta_events } true; 3715#L419-2 [2024-11-13 15:11:24,038 INFO L747 eck$LassoCheckResult]: Loop: 3715#L419-2 assume !false; 3833#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; 3830#L364 assume !false; 3828#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; 3826#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 3667#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 3637#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; 3638#L344 assume !(0 != eval_~tmp___1~0#1); 3819#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; 4134#L222-3 assume !(1 == ~q_req_up~0); 3688#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 3683#L275-3 assume !(0 == ~q_read_ev~0); 3684#L275-5 assume !(0 == ~q_write_ev~0); 3718#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; 3628#L65-3 assume !(1 == ~p_dw_pc~0); 3629#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 4170#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 3729#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; 3719#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 3701#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; 3620#L84-3 assume !(1 == ~c_dr_pc~0); 3621#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 4167#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 4165#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; 4164#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 4162#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; 4160#L293-3 assume !(1 == ~q_read_ev~0); 4007#L293-5 assume !(1 == ~q_write_ev~0); 4111#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; 4110#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 4108#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 4107#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; 4106#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 3839#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 3838#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; 3837#L436 assume !(0 != start_simulation_~tmp~4#1); 3715#L419-2 [2024-11-13 15:11:24,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:24,039 INFO L85 PathProgramCache]: Analyzing trace with hash -1617647313, now seen corresponding path program 1 times [2024-11-13 15:11:24,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:24,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444134064] [2024-11-13 15:11:24,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:24,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:24,050 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:11:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:24,088 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:11:24,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:24,089 INFO L85 PathProgramCache]: Analyzing trace with hash -897118572, now seen corresponding path program 1 times [2024-11-13 15:11:24,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:24,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125400351] [2024-11-13 15:11:24,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:24,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:24,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:24,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:24,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:24,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125400351] [2024-11-13 15:11:24,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125400351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:24,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:24,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:11:24,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321336506] [2024-11-13 15:11:24,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:24,151 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 15:11:24,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:24,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:11:24,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:11:24,152 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) [2024-11-13 15:11:24,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:24,215 INFO L93 Difference]: Finished difference Result 593 states and 783 transitions. [2024-11-13 15:11:24,215 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 593 states and 783 transitions. [2024-11-13 15:11:24,224 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 486 [2024-11-13 15:11:24,228 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 593 states to 593 states and 783 transitions. [2024-11-13 15:11:24,229 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 593 [2024-11-13 15:11:24,230 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 593 [2024-11-13 15:11:24,230 INFO L73 IsDeterministic]: Start isDeterministic. Operand 593 states and 783 transitions. [2024-11-13 15:11:24,231 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:11:24,231 INFO L218 hiAutomatonCegarLoop]: Abstraction has 593 states and 783 transitions. [2024-11-13 15:11:24,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states and 783 transitions. [2024-11-13 15:11:24,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 581. [2024-11-13 15:11:24,245 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) [2024-11-13 15:11:24,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 771 transitions. [2024-11-13 15:11:24,249 INFO L240 hiAutomatonCegarLoop]: Abstraction has 581 states and 771 transitions. [2024-11-13 15:11:24,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:11:24,250 INFO L424 stractBuchiCegarLoop]: Abstraction has 581 states and 771 transitions. [2024-11-13 15:11:24,250 INFO L331 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-13 15:11:24,250 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 581 states and 771 transitions. [2024-11-13 15:11:24,254 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 474 [2024-11-13 15:11:24,255 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:24,255 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:24,256 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] [2024-11-13 15:11:24,256 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] [2024-11-13 15:11:24,256 INFO L745 eck$LassoCheckResult]: Stem: 4843#$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; 4844#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; 4871#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; 4817#L222 assume !(1 == ~q_req_up~0); 4819#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 4954#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 4952#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 4950#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 4948#L275 assume !(0 == ~q_read_ev~0); 4887#L275-2 assume !(0 == ~q_write_ev~0); 4888#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; 4944#L65 assume !(1 == ~p_dw_pc~0); 4942#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 4940#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 4938#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; 4936#L315 assume !(0 != activate_threads_~tmp~1#1); 4934#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; 4932#L84 assume !(1 == ~c_dr_pc~0); 4930#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 4928#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 4926#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; 4924#L323 assume !(0 != activate_threads_~tmp___0~1#1); 4922#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; 4920#L293 assume !(1 == ~q_read_ev~0); 4780#L293-2 assume !(1 == ~q_write_ev~0); 4781#L298-1 assume { :end_inline_reset_delta_events } true; 5180#L419-2 [2024-11-13 15:11:24,256 INFO L747 eck$LassoCheckResult]: Loop: 5180#L419-2 assume !false; 5179#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; 5177#L364 assume !false; 5176#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; 5175#L255 assume !(0 == ~p_dw_st~0); 5173#L259 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 5158#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 5159#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; 5283#L344 assume !(0 != eval_~tmp___1~0#1); 5278#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; 5264#L222-3 assume !(1 == ~q_req_up~0); 5259#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 5255#L275-3 assume !(0 == ~q_read_ev~0); 5251#L275-5 assume !(0 == ~q_write_ev~0); 5247#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; 5243#L65-3 assume !(1 == ~p_dw_pc~0); 5239#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 5235#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 5231#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; 5227#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 5223#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; 5219#L84-3 assume !(1 == ~c_dr_pc~0); 5215#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 5211#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 5207#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; 5203#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 5199#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; 5195#L293-3 assume !(1 == ~q_read_ev~0); 5191#L293-5 assume !(1 == ~q_write_ev~0); 5189#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; 5188#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 5186#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 5185#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; 5184#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 5183#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 5182#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; 5181#L436 assume !(0 != start_simulation_~tmp~4#1); 5180#L419-2 [2024-11-13 15:11:24,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:24,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1617647313, now seen corresponding path program 2 times [2024-11-13 15:11:24,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:24,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234198102] [2024-11-13 15:11:24,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:24,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:24,268 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:11:24,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:24,280 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:11:24,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:24,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1703455824, now seen corresponding path program 1 times [2024-11-13 15:11:24,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:24,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745416591] [2024-11-13 15:11:24,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:24,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:24,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:24,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:24,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745416591] [2024-11-13 15:11:24,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745416591] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:24,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:24,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:11:24,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538247132] [2024-11-13 15:11:24,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:24,367 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 15:11:24,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:24,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 15:11:24,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 15:11:24,368 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) [2024-11-13 15:11:24,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:24,428 INFO L93 Difference]: Finished difference Result 593 states and 771 transitions. [2024-11-13 15:11:24,428 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 593 states and 771 transitions. [2024-11-13 15:11:24,434 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 486 [2024-11-13 15:11:24,438 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 593 states to 593 states and 771 transitions. [2024-11-13 15:11:24,439 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 593 [2024-11-13 15:11:24,440 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 593 [2024-11-13 15:11:24,440 INFO L73 IsDeterministic]: Start isDeterministic. Operand 593 states and 771 transitions. [2024-11-13 15:11:24,442 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:11:24,442 INFO L218 hiAutomatonCegarLoop]: Abstraction has 593 states and 771 transitions. [2024-11-13 15:11:24,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states and 771 transitions. [2024-11-13 15:11:24,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 593. [2024-11-13 15:11:24,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 593 states, 593 states have (on average 1.300168634064081) internal successors, (771), 592 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) [2024-11-13 15:11:24,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 593 states and 771 transitions. [2024-11-13 15:11:24,470 INFO L240 hiAutomatonCegarLoop]: Abstraction has 593 states and 771 transitions. [2024-11-13 15:11:24,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 15:11:24,474 INFO L424 stractBuchiCegarLoop]: Abstraction has 593 states and 771 transitions. [2024-11-13 15:11:24,474 INFO L331 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-13 15:11:24,474 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 593 states and 771 transitions. [2024-11-13 15:11:24,478 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 486 [2024-11-13 15:11:24,478 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:24,478 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:24,479 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] [2024-11-13 15:11:24,479 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] [2024-11-13 15:11:24,480 INFO L745 eck$LassoCheckResult]: Stem: 6023#$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; 6024#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; 6050#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; 5999#L222 assume !(1 == ~q_req_up~0); 6001#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 6130#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 6128#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 6126#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 6124#L275 assume !(0 == ~q_read_ev~0); 6063#L275-2 assume !(0 == ~q_write_ev~0); 6064#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; 6120#L65 assume !(1 == ~p_dw_pc~0); 6118#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 6116#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 6114#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; 6112#L315 assume !(0 != activate_threads_~tmp~1#1); 6110#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; 6108#L84 assume !(1 == ~c_dr_pc~0); 6106#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 6104#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 6102#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; 6100#L323 assume !(0 != activate_threads_~tmp___0~1#1); 6098#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; 6096#L293 assume !(1 == ~q_read_ev~0); 6095#L293-2 assume !(1 == ~q_write_ev~0); 6060#L298-1 assume { :end_inline_reset_delta_events } true; 5989#L419-2 [2024-11-13 15:11:24,480 INFO L747 eck$LassoCheckResult]: Loop: 5989#L419-2 assume !false; 5990#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; 6005#L364 assume !false; 6083#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; 6428#L255 assume !(0 == ~p_dw_st~0); 6426#L259 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 6424#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 6423#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; 6422#L344 assume !(0 != eval_~tmp___1~0#1); 6421#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; 6419#L222-3 assume !(1 == ~q_req_up~0); 6420#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 6542#L275-3 assume !(0 == ~q_read_ev~0); 6513#L275-5 assume !(0 == ~q_write_ev~0); 6511#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; 6509#L65-3 assume !(1 == ~p_dw_pc~0); 6507#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 6505#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 6503#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; 6501#L315-3 assume !(0 != activate_threads_~tmp~1#1); 6499#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; 6497#L84-3 assume !(1 == ~c_dr_pc~0); 6495#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 6493#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 6491#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; 6489#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 6487#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; 6486#L293-3 assume !(1 == ~q_read_ev~0); 6366#L293-5 assume !(1 == ~q_write_ev~0); 6484#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; 6041#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 6042#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 6021#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; 6022#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 6444#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 6441#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; 6439#L436 assume !(0 != start_simulation_~tmp~4#1); 5989#L419-2 [2024-11-13 15:11:24,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:24,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1617647313, now seen corresponding path program 3 times [2024-11-13 15:11:24,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:24,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875913552] [2024-11-13 15:11:24,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:24,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:24,495 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:11:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:24,513 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:11:24,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:24,517 INFO L85 PathProgramCache]: Analyzing trace with hash -290688882, now seen corresponding path program 1 times [2024-11-13 15:11:24,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:24,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896466855] [2024-11-13 15:11:24,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:24,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:24,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:24,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:24,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896466855] [2024-11-13 15:11:24,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896466855] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:24,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:24,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:11:24,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369467067] [2024-11-13 15:11:24,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:24,574 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 15:11:24,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:24,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:11:24,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:11:24,575 INFO L87 Difference]: Start difference. First operand 593 states and 771 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) [2024-11-13 15:11:24,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:24,621 INFO L93 Difference]: Finished difference Result 798 states and 1005 transitions. [2024-11-13 15:11:24,621 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 798 states and 1005 transitions. [2024-11-13 15:11:24,629 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 595 [2024-11-13 15:11:24,636 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 798 states to 798 states and 1005 transitions. [2024-11-13 15:11:24,636 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 798 [2024-11-13 15:11:24,637 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 798 [2024-11-13 15:11:24,637 INFO L73 IsDeterministic]: Start isDeterministic. Operand 798 states and 1005 transitions. [2024-11-13 15:11:24,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:11:24,639 INFO L218 hiAutomatonCegarLoop]: Abstraction has 798 states and 1005 transitions. [2024-11-13 15:11:24,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states and 1005 transitions. [2024-11-13 15:11:24,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 798. [2024-11-13 15:11:24,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 798 states, 798 states have (on average 1.2593984962406015) internal successors, (1005), 797 states have internal predecessors, (1005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:11:24,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 798 states and 1005 transitions. [2024-11-13 15:11:24,680 INFO L240 hiAutomatonCegarLoop]: Abstraction has 798 states and 1005 transitions. [2024-11-13 15:11:24,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:11:24,681 INFO L424 stractBuchiCegarLoop]: Abstraction has 798 states and 1005 transitions. [2024-11-13 15:11:24,681 INFO L331 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-13 15:11:24,681 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 798 states and 1005 transitions. [2024-11-13 15:11:24,687 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 595 [2024-11-13 15:11:24,687 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:24,687 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:24,688 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] [2024-11-13 15:11:24,688 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] [2024-11-13 15:11:24,688 INFO L745 eck$LassoCheckResult]: Stem: 7420#$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; 7421#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; 7449#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; 7395#L222 assume !(1 == ~q_req_up~0); 7397#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 8115#L237 assume !(1 == ~p_dw_i~0);~p_dw_st~0 := 2; 7455#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 7456#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 7463#L275 assume !(0 == ~q_read_ev~0); 7464#L275-2 assume !(0 == ~q_write_ev~0); 7436#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; 7437#L65 assume !(1 == ~p_dw_pc~0); 7446#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 7447#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 7417#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; 7418#L315 assume !(0 != activate_threads_~tmp~1#1); 7389#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; 7390#L84 assume !(1 == ~c_dr_pc~0); 7469#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 7406#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 7407#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; 7366#L323 assume !(0 != activate_threads_~tmp___0~1#1); 7367#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; 7471#L293 assume !(1 == ~q_read_ev~0); 7359#L293-2 assume !(1 == ~q_write_ev~0); 7360#L298-1 assume { :end_inline_reset_delta_events } true; 7385#L419-2 [2024-11-13 15:11:24,688 INFO L747 eck$LassoCheckResult]: Loop: 7385#L419-2 assume !false; 7386#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; 7442#L364 assume !false; 7438#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; 7398#L255 assume !(0 == ~p_dw_st~0); 7399#L259 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 7885#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7883#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; 7880#L344 assume !(0 != eval_~tmp___1~0#1); 7881#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; 7443#L222-3 assume !(1 == ~q_req_up~0); 7435#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 7430#L275-3 assume !(0 == ~q_read_ev~0); 7431#L275-5 assume !(0 == ~q_write_ev~0); 7466#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; 8045#L65-3 assume !(1 == ~p_dw_pc~0); 8043#L65-5 is_do_write_p_triggered_~__retres1~0#1 := 0; 8041#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 8039#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; 8037#L315-3 assume !(0 != activate_threads_~tmp~1#1); 8035#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; 8033#L84-3 assume !(1 == ~c_dr_pc~0); 8031#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 8029#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 8027#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; 8025#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 8023#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; 7958#L293-3 assume !(1 == ~q_read_ev~0); 7957#L293-5 assume !(1 == ~q_write_ev~0); 7955#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; 7954#L255-1 assume !(0 == ~p_dw_st~0); 7953#L259-1 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 7441#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7419#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; 7394#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 7376#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 7377#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; 7444#L436 assume !(0 != start_simulation_~tmp~4#1); 7385#L419-2 [2024-11-13 15:11:24,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:24,689 INFO L85 PathProgramCache]: Analyzing trace with hash -1194945487, now seen corresponding path program 1 times [2024-11-13 15:11:24,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:24,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943837474] [2024-11-13 15:11:24,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:24,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:24,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:24,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:24,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943837474] [2024-11-13 15:11:24,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943837474] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:24,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:24,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:11:24,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817236032] [2024-11-13 15:11:24,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:24,722 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 15:11:24,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:24,723 INFO L85 PathProgramCache]: Analyzing trace with hash -545964504, now seen corresponding path program 1 times [2024-11-13 15:11:24,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:24,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305503056] [2024-11-13 15:11:24,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:24,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:24,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:24,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:24,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305503056] [2024-11-13 15:11:24,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305503056] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:24,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:24,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 15:11:24,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394831155] [2024-11-13 15:11:24,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:24,839 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 15:11:24,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:24,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:11:24,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:11:24,840 INFO L87 Difference]: Start difference. First operand 798 states and 1005 transitions. cyclomatic complexity: 209 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) [2024-11-13 15:11:24,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:24,853 INFO L93 Difference]: Finished difference Result 720 states and 911 transitions. [2024-11-13 15:11:24,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 720 states and 911 transitions. [2024-11-13 15:11:24,859 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 595 [2024-11-13 15:11:24,863 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 720 states to 720 states and 911 transitions. [2024-11-13 15:11:24,863 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 720 [2024-11-13 15:11:24,864 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 720 [2024-11-13 15:11:24,865 INFO L73 IsDeterministic]: Start isDeterministic. Operand 720 states and 911 transitions. [2024-11-13 15:11:24,866 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:11:24,866 INFO L218 hiAutomatonCegarLoop]: Abstraction has 720 states and 911 transitions. [2024-11-13 15:11:24,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states and 911 transitions. [2024-11-13 15:11:24,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 720. [2024-11-13 15:11:24,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 720 states have (on average 1.2652777777777777) internal successors, (911), 719 states have internal predecessors, (911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:11:24,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 911 transitions. [2024-11-13 15:11:24,885 INFO L240 hiAutomatonCegarLoop]: Abstraction has 720 states and 911 transitions. [2024-11-13 15:11:24,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:11:24,887 INFO L424 stractBuchiCegarLoop]: Abstraction has 720 states and 911 transitions. [2024-11-13 15:11:24,887 INFO L331 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-13 15:11:24,887 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 720 states and 911 transitions. [2024-11-13 15:11:24,893 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 595 [2024-11-13 15:11:24,893 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:24,893 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:24,894 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] [2024-11-13 15:11:24,894 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:11:24,894 INFO L745 eck$LassoCheckResult]: Stem: 8950#$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; 8951#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; 8980#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; 8922#L222 assume !(1 == ~q_req_up~0); 8924#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 9066#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 9064#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 9062#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 9060#L275 assume !(0 == ~q_read_ev~0); 8993#L275-2 assume !(0 == ~q_write_ev~0); 8994#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; 9056#L65 assume !(1 == ~p_dw_pc~0); 9054#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 9052#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 9050#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; 9048#L315 assume !(0 != activate_threads_~tmp~1#1); 9046#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; 9044#L84 assume !(1 == ~c_dr_pc~0); 9042#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 9040#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 9038#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; 9036#L323 assume !(0 != activate_threads_~tmp___0~1#1); 9034#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; 9032#L293 assume !(1 == ~q_read_ev~0); 8886#L293-2 assume !(1 == ~q_write_ev~0); 8887#L298-1 assume { :end_inline_reset_delta_events } true; 8990#L419-2 assume !false; 9138#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; 9134#L364 assume !false; 9130#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; 9126#L255 assume !(0 == ~p_dw_st~0); 8888#L259 [2024-11-13 15:11:24,895 INFO L747 eck$LassoCheckResult]: Loop: 8888#L259 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 8889#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 8908#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; 8909#L344 assume 0 != eval_~tmp___1~0#1; 8947#L344-1 assume !(0 == ~p_dw_st~0); 9347#L349 assume !(0 == ~c_dr_st~0); 8979#L364 assume !false; 8964#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; 8965#L255 assume !(0 == ~p_dw_st~0); 8888#L259 [2024-11-13 15:11:24,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:24,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1221628550, now seen corresponding path program 1 times [2024-11-13 15:11:24,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:24,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952062591] [2024-11-13 15:11:24,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:24,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:24,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:24,967 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:24,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952062591] [2024-11-13 15:11:24,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952062591] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:24,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:24,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:11:24,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997263697] [2024-11-13 15:11:24,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:24,968 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 15:11:24,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:24,968 INFO L85 PathProgramCache]: Analyzing trace with hash 2025417150, now seen corresponding path program 1 times [2024-11-13 15:11:24,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:24,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128043168] [2024-11-13 15:11:24,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:24,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:24,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:24,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:24,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:24,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128043168] [2024-11-13 15:11:24,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128043168] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:24,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:24,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:11:24,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835375413] [2024-11-13 15:11:24,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:24,989 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 15:11:24,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:24,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:11:24,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:11:24,989 INFO L87 Difference]: Start difference. First operand 720 states and 911 transitions. cyclomatic complexity: 193 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) [2024-11-13 15:11:25,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:25,033 INFO L93 Difference]: Finished difference Result 806 states and 1015 transitions. [2024-11-13 15:11:25,034 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 806 states and 1015 transitions. [2024-11-13 15:11:25,043 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 681 [2024-11-13 15:11:25,049 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 806 states to 806 states and 1015 transitions. [2024-11-13 15:11:25,049 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 806 [2024-11-13 15:11:25,050 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 806 [2024-11-13 15:11:25,050 INFO L73 IsDeterministic]: Start isDeterministic. Operand 806 states and 1015 transitions. [2024-11-13 15:11:25,052 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:11:25,053 INFO L218 hiAutomatonCegarLoop]: Abstraction has 806 states and 1015 transitions. [2024-11-13 15:11:25,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states and 1015 transitions. [2024-11-13 15:11:25,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 786. [2024-11-13 15:11:25,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 786 states, 786 states have (on average 1.2633587786259541) internal successors, (993), 785 states have internal predecessors, (993), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:11:25,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 786 states and 993 transitions. [2024-11-13 15:11:25,074 INFO L240 hiAutomatonCegarLoop]: Abstraction has 786 states and 993 transitions. [2024-11-13 15:11:25,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:11:25,075 INFO L424 stractBuchiCegarLoop]: Abstraction has 786 states and 993 transitions. [2024-11-13 15:11:25,075 INFO L331 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-13 15:11:25,075 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 786 states and 993 transitions. [2024-11-13 15:11:25,080 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 661 [2024-11-13 15:11:25,082 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:25,082 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:25,082 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] [2024-11-13 15:11:25,082 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:11:25,083 INFO L745 eck$LassoCheckResult]: Stem: 10482#$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; 10483#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; 10511#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; 10455#L222 assume !(1 == ~q_req_up~0); 10457#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 10492#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 10493#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 10518#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 10516#L275 assume !(0 == ~q_read_ev~0); 10517#L275-2 assume !(0 == ~q_write_ev~0); 10527#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; 10587#L65 assume !(1 == ~p_dw_pc~0); 10585#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 10583#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 10581#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; 10579#L315 assume !(0 != activate_threads_~tmp~1#1); 10577#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; 10575#L84 assume !(1 == ~c_dr_pc~0); 10573#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 10571#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 10569#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; 10567#L323 assume !(0 != activate_threads_~tmp___0~1#1); 10565#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; 10563#L293 assume !(1 == ~q_read_ev~0); 10419#L293-2 assume !(1 == ~q_write_ev~0); 10420#L298-1 assume { :end_inline_reset_delta_events } true; 10524#L419-2 assume !false; 11001#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; 10999#L364 assume !false; 10656#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; 10654#L255 assume !(0 == ~p_dw_st~0); 10421#L259 [2024-11-13 15:11:25,083 INFO L747 eck$LassoCheckResult]: Loop: 10421#L259 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 10422#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 10441#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; 10442#L344 assume 0 != eval_~tmp___1~0#1; 10480#L344-1 assume !(0 == ~p_dw_st~0); 10461#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; 10462#L368 assume !(0 != eval_~tmp___0~2#1); 10503#L364 assume !false; 10496#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; 10458#L255 assume !(0 == ~p_dw_st~0); 10421#L259 [2024-11-13 15:11:25,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:25,084 INFO L85 PathProgramCache]: Analyzing trace with hash -1221628550, now seen corresponding path program 2 times [2024-11-13 15:11:25,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:25,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500783077] [2024-11-13 15:11:25,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:25,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:25,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:25,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:25,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500783077] [2024-11-13 15:11:25,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500783077] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:25,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:25,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:11:25,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675974428] [2024-11-13 15:11:25,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:25,150 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 15:11:25,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:25,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1692527224, now seen corresponding path program 1 times [2024-11-13 15:11:25,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:25,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837381341] [2024-11-13 15:11:25,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:25,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:25,155 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:11:25,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:25,159 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:11:25,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:25,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:11:25,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:11:25,231 INFO L87 Difference]: Start difference. First operand 786 states and 993 transitions. cyclomatic complexity: 208 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) [2024-11-13 15:11:25,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:25,269 INFO L93 Difference]: Finished difference Result 786 states and 965 transitions. [2024-11-13 15:11:25,269 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 786 states and 965 transitions. [2024-11-13 15:11:25,277 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 661 [2024-11-13 15:11:25,281 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 786 states to 786 states and 965 transitions. [2024-11-13 15:11:25,282 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 786 [2024-11-13 15:11:25,283 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 786 [2024-11-13 15:11:25,283 INFO L73 IsDeterministic]: Start isDeterministic. Operand 786 states and 965 transitions. [2024-11-13 15:11:25,284 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 15:11:25,284 INFO L218 hiAutomatonCegarLoop]: Abstraction has 786 states and 965 transitions. [2024-11-13 15:11:25,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states and 965 transitions. [2024-11-13 15:11:25,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 786. [2024-11-13 15:11:25,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 786 states, 786 states have (on average 1.227735368956743) internal successors, (965), 785 states have internal predecessors, (965), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:11:25,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 786 states and 965 transitions. [2024-11-13 15:11:25,305 INFO L240 hiAutomatonCegarLoop]: Abstraction has 786 states and 965 transitions. [2024-11-13 15:11:25,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:11:25,306 INFO L424 stractBuchiCegarLoop]: Abstraction has 786 states and 965 transitions. [2024-11-13 15:11:25,306 INFO L331 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-13 15:11:25,307 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 786 states and 965 transitions. [2024-11-13 15:11:25,311 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 661 [2024-11-13 15:11:25,311 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:25,311 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:25,312 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] [2024-11-13 15:11:25,312 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-13 15:11:25,312 INFO L745 eck$LassoCheckResult]: Stem: 12058#$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; 12059#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; 12086#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; 12033#L222 assume !(1 == ~q_req_up~0); 12035#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 12070#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 12071#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 12095#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 12092#L275 assume !(0 == ~q_read_ev~0); 12093#L275-2 assume !(0 == ~q_write_ev~0); 12100#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; 12119#L65 assume !(1 == ~p_dw_pc~0); 12083#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 12084#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 12183#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; 12182#L315 assume !(0 != activate_threads_~tmp~1#1); 12181#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; 12180#L84 assume !(1 == ~c_dr_pc~0); 12179#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 12178#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 12065#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; 12003#L323 assume !(0 != activate_threads_~tmp___0~1#1); 12004#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; 12106#L293 assume !(1 == ~q_read_ev~0); 11997#L293-2 assume !(1 == ~q_write_ev~0); 11998#L298-1 assume { :end_inline_reset_delta_events } true; 12099#L419-2 assume !false; 12747#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; 12745#L364 assume !false; 12744#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; 12743#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 12742#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 12741#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; 12740#L344 assume 0 != eval_~tmp___1~0#1; 12739#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; 12053#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; 12054#L128 assume 0 == ~p_dw_pc~0; 12314#L139-1 [2024-11-13 15:11:25,313 INFO L747 eck$LassoCheckResult]: Loop: 12314#L139-1 assume !false; 12310#L140 assume !(0 == ~q_free~0); 12312#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; 12314#L139-1 [2024-11-13 15:11:25,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:25,314 INFO L85 PathProgramCache]: Analyzing trace with hash 808217315, now seen corresponding path program 1 times [2024-11-13 15:11:25,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:25,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720143827] [2024-11-13 15:11:25,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:25,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:25,326 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:11:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:25,344 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:11:25,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:25,345 INFO L85 PathProgramCache]: Analyzing trace with hash 208757, now seen corresponding path program 1 times [2024-11-13 15:11:25,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:25,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213827514] [2024-11-13 15:11:25,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:25,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:25,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:11:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:25,358 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:11:25,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:25,359 INFO L85 PathProgramCache]: Analyzing trace with hash 15548755, now seen corresponding path program 1 times [2024-11-13 15:11:25,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:25,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236321561] [2024-11-13 15:11:25,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:25,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:25,399 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:11:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:25,426 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:11:25,489 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:11:25,490 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:11:25,490 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:11:25,490 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:11:25,490 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 15:11:25,490 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:25,490 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:11:25,490 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:11:25,491 INFO L132 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_2.cil-2.c_Iteration12_Loop [2024-11-13 15:11:25,491 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:11:25,491 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:11:25,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:25,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:25,526 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:25,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:25,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:25,641 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:11:25,642 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 15:11:25,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:25,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:25,649 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:25,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 15:11:25,653 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:11:25,653 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:11:25,688 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:11:25,688 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: [] [2024-11-13 15:11:25,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-13 15:11:25,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:25,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:25,714 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:25,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 15:11:25,717 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:11:25,717 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:11:25,737 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:11:25,738 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: [] [2024-11-13 15:11:25,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:25,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:25,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:25,761 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:25,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 15:11:25,764 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:11:25,764 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:11:25,780 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:11:25,781 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: [] [2024-11-13 15:11:25,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:25,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:25,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:25,801 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:25,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 15:11:25,803 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:11:25,803 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:11:25,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-13 15:11:25,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:25,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:25,835 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:25,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 15:11:25,837 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 15:11:25,837 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:11:25,876 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-13 15:11:25,876 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] [2024-11-13 15:11:25,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 15:11:25,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:25,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:25,899 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:25,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 15:11:25,905 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 15:11:25,905 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:11:25,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-13 15:11:25,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:25,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:25,955 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:25,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 15:11:25,957 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 15:11:25,957 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 15:11:26,012 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 15:11:26,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:26,017 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:11:26,017 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:11:26,017 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:11:26,017 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:11:26,017 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 15:11:26,017 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,017 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:11:26,017 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:11:26,017 INFO L132 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_2.cil-2.c_Iteration12_Loop [2024-11-13 15:11:26,017 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:11:26,017 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:11:26,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:26,024 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:26,029 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:26,033 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:26,041 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:26,126 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:11:26,130 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 15:11:26,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,137 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-13 15:11:26,141 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 [2024-11-13 15:11:26,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:26,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:26,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,173 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:26,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,197 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-13 15:11:26,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,217 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:26,219 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:26,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,222 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-13 15:11:26,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,246 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-13 15:11:26,250 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 [2024-11-13 15:11:26,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:26,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:26,267 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,271 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-13 15:11:26,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,293 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-13 15:11:26,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:26,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:26,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,318 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-13 15:11:26,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,343 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-13 15:11:26,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,363 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:11:26,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:26,365 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:26,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,370 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-13 15:11:26,391 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-13 15:11:26,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,394 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-13 15:11:26,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,415 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 15:11:26,417 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 15:11:26,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,420 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:26,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,442 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-13 15:11:26,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,460 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 15:11:26,462 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 15:11:26,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,465 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-13 15:11:26,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,494 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-13 15:11:26,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,515 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 15:11:26,516 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 15:11:26,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,519 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-13 15:11:26,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,534 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-13 15:11:26,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,549 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 15:11:26,550 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 15:11:26,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,556 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-13 15:11:26,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,579 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-13 15:11:26,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,601 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:11:26,601 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 15:11:26,604 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:26,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,611 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-13 15:11:26,632 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-13 15:11:26,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,635 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-13 15:11:26,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,657 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:26,658 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:26,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,662 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:26,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,686 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-13 15:11:26,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,709 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:26,710 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:26,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,714 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-13 15:11:26,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,738 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-13 15:11:26,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,760 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:26,761 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:26,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-13 15:11:26,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,791 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-13 15:11:26,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,813 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:26,814 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:26,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,819 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-13 15:11:26,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,843 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-13 15:11:26,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,865 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:11:26,865 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:26,869 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 15:11:26,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,877 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-13 15:11:26,899 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-13 15:11:26,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,902 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-13 15:11:26,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,924 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 15:11:26,928 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 15:11:26,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,935 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:26,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-13 15:11:26,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:26,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:26,959 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:26,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-13 15:11:26,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:26,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:26,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:26,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:26,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:26,980 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 15:11:26,982 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 15:11:26,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:26,987 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:27,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,010 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-13 15:11:27,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:27,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,033 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 15:11:27,035 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 15:11:27,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,041 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-13 15:11:27,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,065 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-13 15:11:27,070 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 [2024-11-13 15:11:27,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:27,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,085 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 15:11:27,087 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 15:11:27,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,091 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-13 15:11:27,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,115 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-13 15:11:27,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:27,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,134 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:11:27,134 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 15:11:27,138 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-13 15:11:27,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,146 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:27,164 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-13 15:11:27,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,166 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-13 15:11:27,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,181 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 15:11:27,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,182 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 15:11:27,183 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 15:11:27,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,189 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-13 15:11:27,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,212 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-13 15:11:27,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,235 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 15:11:27,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,236 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 15:11:27,239 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 15:11:27,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,245 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-13 15:11:27,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,268 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-13 15:11:27,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,290 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 15:11:27,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,290 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 15:11:27,292 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 15:11:27,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,296 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-13 15:11:27,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,318 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-13 15:11:27,323 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 [2024-11-13 15:11:27,340 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,341 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 15:11:27,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,341 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 15:11:27,342 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 15:11:27,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,349 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-13 15:11:27,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,374 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-13 15:11:27,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,395 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,395 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 15:11:27,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,395 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:11:27,395 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 15:11:27,398 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:27,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,408 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:27,428 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-13 15:11:27,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,430 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-13 15:11:27,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,452 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,452 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 15:11:27,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,452 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:27,455 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:27,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,469 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-13 15:11:27,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,496 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-13 15:11:27,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,521 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,521 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 15:11:27,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,522 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:27,524 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:27,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,536 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:27,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,560 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-13 15:11:27,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,582 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,583 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 15:11:27,583 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,583 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:27,586 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:27,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,597 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:27,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,621 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-13 15:11:27,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,644 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,644 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 15:11:27,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,644 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:27,646 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:27,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,655 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-13 15:11:27,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,678 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-13 15:11:27,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,697 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,697 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 15:11:27,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,697 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:11:27,697 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:27,709 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 15:11:27,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,732 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:27,755 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-13 15:11:27,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,758 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-13 15:11:27,780 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,781 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 15:11:27,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,781 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 15:11:27,784 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 15:11:27,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,795 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:27,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,819 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-13 15:11:27,823 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 [2024-11-13 15:11:27,842 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,842 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 15:11:27,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,843 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 15:11:27,846 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 15:11:27,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,857 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-13 15:11:27,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,880 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-13 15:11:27,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,901 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 15:11:27,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,902 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 15:11:27,904 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 15:11:27,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,912 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:27,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-13 15:11:27,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:27,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:27,936 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:27,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:27,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-13 15:11:27,962 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:27,962 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 15:11:27,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:27,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:27,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:27,962 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 15:11:27,965 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 15:11:27,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:27,980 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:28,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-13 15:11:28,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:28,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:28,004 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:28,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-13 15:11:28,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:28,027 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:28,027 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 15:11:28,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:28,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:28,028 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:11:28,028 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 15:11:28,034 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-13 15:11:28,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:28,055 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:28,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:28,076 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-13 15:11:28,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:28,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:28,079 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:28,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-13 15:11:28,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:28,102 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:28,102 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 15:11:28,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:28,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:28,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:28,102 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:28,104 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:28,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:28,109 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:28,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:28,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:28,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:28,130 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:28,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-13 15:11:28,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:28,148 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:28,148 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 15:11:28,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:28,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:28,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:28,149 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:28,150 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:28,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:28,155 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:28,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:28,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:28,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:28,178 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:28,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-13 15:11:28,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:28,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:28,196 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 15:11:28,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:28,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:28,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:28,196 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:28,197 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:28,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:28,201 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:28,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-13 15:11:28,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:28,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:28,221 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:28,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-13 15:11:28,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:28,238 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:28,238 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 15:11:28,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:28,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:28,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:28,238 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:28,240 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 15:11:28,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:28,244 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:28,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-13 15:11:28,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:28,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:28,258 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:28,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-13 15:11:28,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:28,272 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:28,272 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 15:11:28,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:28,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:28,272 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:11:28,272 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 15:11:28,274 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 15:11:28,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:28,280 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:28,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-13 15:11:28,293 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-13 15:11:28,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:28,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:28,295 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:28,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-13 15:11:28,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:28,311 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:28,311 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 15:11:28,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:28,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:28,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:28,311 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 15:11:28,313 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:28,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:28,321 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:28,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-13 15:11:28,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:28,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:28,347 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:28,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-13 15:11:28,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:28,368 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:28,369 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 15:11:28,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:28,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:28,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:28,369 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 15:11:28,371 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:28,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:28,382 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:28,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-13 15:11:28,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:28,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:28,406 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:28,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-13 15:11:28,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:28,428 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:28,428 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 15:11:28,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:28,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:28,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:28,429 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 15:11:28,430 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:28,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:28,436 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:28,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-13 15:11:28,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:28,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:28,463 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:28,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-13 15:11:28,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:28,485 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:28,485 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 15:11:28,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:28,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:28,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:28,486 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 15:11:28,488 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:28,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:28,505 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:28,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-13 15:11:28,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:28,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:28,529 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:28,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-13 15:11:28,534 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 [2024-11-13 15:11:28,551 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 15:11:28,551 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 15:11:28,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:28,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:28,551 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:11:28,551 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 15:11:28,556 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-13 15:11:28,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:28,573 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:28,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:29,527 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 15:11:29,527 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 15:11:29,527 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 15:11:29,527 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 15:11:29,527 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 15:11:29,527 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:29,528 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 15:11:29,528 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 15:11:29,528 INFO L132 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_2.cil-2.c_Iteration12_Lasso [2024-11-13 15:11:29,528 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 15:11:29,528 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 15:11:29,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,540 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,543 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,553 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,587 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,622 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,625 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,645 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,672 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,693 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,696 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,700 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,713 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,716 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,726 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,730 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,739 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,758 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,761 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,764 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:29,769 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 15:11:30,215 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 15:11:30,216 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 15:11:30,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,221 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-13 15:11:30,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,248 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:30,248 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:30,255 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:30,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,278 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-13 15:11:30,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:30,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,298 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:30,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:30,301 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-13 15:11:30,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,319 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-13 15:11:30,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:30,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:30,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:30,338 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-13 15:11:30,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,357 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-13 15:11:30,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,378 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:30,378 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:30,385 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:30,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,406 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-13 15:11:30,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:30,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:30,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:30,425 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-13 15:11:30,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,454 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-13 15:11:30,456 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 [2024-11-13 15:11:30,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,469 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:30,469 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:30,474 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:30,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,516 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-13 15:11:30,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:30,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:30,540 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-13 15:11:30,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,587 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-13 15:11:30,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,604 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:30,604 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:30,608 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-13 15:11:30,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,623 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-13 15:11:30,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:30,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,637 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:30,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:30,639 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-13 15:11:30,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,653 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-13 15:11:30,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,669 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:30,669 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:30,674 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:30,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,694 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-13 15:11:30,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,710 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:30,710 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:30,716 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:30,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,741 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-13 15:11:30,745 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 [2024-11-13 15:11:30,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:30,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:30,770 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-13 15:11:30,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,796 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-13 15:11:30,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,819 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:30,819 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:30,824 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:30,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,849 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-13 15:11:30,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:30,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:30,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:30,876 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:30,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,899 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-13 15:11:30,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,922 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:30,922 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:30,927 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-11-13 15:11:30,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,951 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-13 15:11:30,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:30,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:30,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:30,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:30,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:30,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:30,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:30,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:30,972 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:30,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:30,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:30,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:30,987 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:30,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-13 15:11:30,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:31,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:31,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:31,003 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:31,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,018 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-13 15:11:31,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:31,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:31,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:31,035 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-11-13 15:11:31,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,050 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-11-13 15:11:31,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:31,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:31,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:31,067 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2024-11-13 15:11:31,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,091 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-11-13 15:11:31,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,115 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:31,115 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:31,119 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-11-13 15:11:31,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,134 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-11-13 15:11:31,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:31,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:31,157 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2024-11-13 15:11:31,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,175 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-11-13 15:11:31,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:31,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:31,195 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-11-13 15:11:31,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,210 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-11-13 15:11:31,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,227 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:31,227 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:31,231 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-11-13 15:11:31,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,247 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-11-13 15:11:31,250 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 [2024-11-13 15:11:31,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:31,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:31,270 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,295 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:31,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,297 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-11-13 15:11:31,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,313 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:31,313 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:31,317 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-11-13 15:11:31,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,337 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-11-13 15:11:31,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,352 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:31,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:31,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:31,354 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2024-11-13 15:11:31,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,370 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-11-13 15:11:31,372 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 [2024-11-13 15:11:31,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:31,387 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:31,392 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2024-11-13 15:11:31,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,415 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,419 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 [2024-11-13 15:11:31,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-11-13 15:11:31,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:31,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,436 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:31,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:31,441 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:31,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,464 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-11-13 15:11:31,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:31,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:31,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:31,482 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2024-11-13 15:11:31,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,498 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-11-13 15:11:31,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,514 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:31,514 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:31,519 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:31,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,535 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-11-13 15:11:31,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:31,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:31,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:31,553 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2024-11-13 15:11:31,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,572 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-11-13 15:11:31,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:31,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:31,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:31,589 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2024-11-13 15:11:31,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,605 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-11-13 15:11:31,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:31,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:31,626 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:31,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,641 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-11-13 15:11:31,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:31,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:31,661 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2024-11-13 15:11:31,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,676 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-11-13 15:11:31,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:31,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,692 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:31,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:31,694 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2024-11-13 15:11:31,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,709 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-11-13 15:11:31,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:31,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:31,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:31,730 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:31,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,745 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-11-13 15:11:31,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 15:11:31,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 15:11:31,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 15:11:31,762 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2024-11-13 15:11:31,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,777 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-11-13 15:11:31,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 15:11:31,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 15:11:31,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 15:11:31,797 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 15:11:31,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2024-11-13 15:11:31,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,812 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2024-11-13 15:11:31,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 15:11:31,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 15:11:31,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 15:11:31,827 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 15:11:31,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 15:11:31,832 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-13 15:11:31,833 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-13 15:11:31,849 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 15:11:31,908 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-11-13 15:11:31,913 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-13 15:11:31,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 15:11:31,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:31,919 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 15:11:31,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2024-11-13 15:11:31,922 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 15:11:31,943 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-11-13 15:11:31,943 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 15:11:31,943 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~q_free~0) = 1*~q_free~0 Supporting invariants [1*~q_free~0 >= 0] [2024-11-13 15:11:31,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2024-11-13 15:11:31,975 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-13 15:11:32,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:32,057 INFO L255 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 15:11:32,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:11:32,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2024-11-13 15:11:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:32,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 15:11:32,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:11:32,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:32,401 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-13 15:11:32,402 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 786 states and 965 transitions. cyclomatic complexity: 180 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) [2024-11-13 15:11:32,773 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 786 states and 965 transitions. cyclomatic complexity: 180. 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 6642 transitions. Complement of second has 10 states. [2024-11-13 15:11:32,774 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 [2024-11-13 15:11:32,775 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) [2024-11-13 15:11:32,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 517 transitions. [2024-11-13 15:11:32,786 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 517 transitions. Stem has 37 letters. Loop has 3 letters. [2024-11-13 15:11:32,787 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:11:32,787 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 517 transitions. Stem has 40 letters. Loop has 3 letters. [2024-11-13 15:11:32,787 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:11:32,787 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 517 transitions. Stem has 37 letters. Loop has 6 letters. [2024-11-13 15:11:32,788 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 15:11:32,788 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 5337 states and 6642 transitions. [2024-11-13 15:11:32,837 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 2622 [2024-11-13 15:11:32,866 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 5337 states to 4316 states and 5368 transitions. [2024-11-13 15:11:32,866 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 3022 [2024-11-13 15:11:32,871 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 3052 [2024-11-13 15:11:32,871 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4316 states and 5368 transitions. [2024-11-13 15:11:32,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 15:11:32,871 INFO L218 hiAutomatonCegarLoop]: Abstraction has 4316 states and 5368 transitions. [2024-11-13 15:11:32,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4316 states and 5368 transitions. [2024-11-13 15:11:32,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4316 to 4074. [2024-11-13 15:11:32,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4074 states, 4074 states have (on average 1.24693176239568) internal successors, (5080), 4073 states have internal predecessors, (5080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:11:32,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4074 states to 4074 states and 5080 transitions. [2024-11-13 15:11:32,971 INFO L240 hiAutomatonCegarLoop]: Abstraction has 4074 states and 5080 transitions. [2024-11-13 15:11:32,971 INFO L424 stractBuchiCegarLoop]: Abstraction has 4074 states and 5080 transitions. [2024-11-13 15:11:32,971 INFO L331 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-13 15:11:32,971 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4074 states and 5080 transitions. [2024-11-13 15:11:32,996 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 2488 [2024-11-13 15:11:32,996 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:32,996 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:32,998 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] [2024-11-13 15:11:32,998 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] [2024-11-13 15:11:32,999 INFO L745 eck$LassoCheckResult]: Stem: 18393#$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; 18394#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; 18445#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; 18345#L222 assume !(1 == ~q_req_up~0); 18328#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 18329#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 18453#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 18454#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 18449#L275 assume !(0 == ~q_read_ev~0); 18450#L275-2 assume !(0 == ~q_write_ev~0); 18416#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; 18417#L65 assume !(1 == ~p_dw_pc~0); 18436#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 18437#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 18386#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; 18387#L315 assume !(0 != activate_threads_~tmp~1#1); 18338#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; 18339#L84 assume !(1 == ~c_dr_pc~0); 18481#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 18363#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 18364#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; 18295#L323 assume !(0 != activate_threads_~tmp___0~1#1); 18296#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; 18485#L293 assume !(1 == ~q_read_ev~0); 18486#L293-2 assume !(1 == ~q_write_ev~0); 18467#L298-1 assume { :end_inline_reset_delta_events } true; 18468#L419-2 assume !false; 20530#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; 20527#L364 assume !false; 20524#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; 20521#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 20518#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 20515#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; 20512#L344 assume 0 != eval_~tmp___1~0#1; 20509#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; 20506#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; 20499#L128 assume !(0 == ~p_dw_pc~0); 20497#L131 assume !(1 == ~p_dw_pc~0); 20493#L139-1 [2024-11-13 15:11:32,999 INFO L747 eck$LassoCheckResult]: Loop: 20493#L139-1 assume !false; 20494#L140 assume !(0 == ~q_free~0); 20442#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; 20443#L139-1 assume !false; 20441#L140 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 20439#do_write_p_returnLabel#1 havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true; 20436#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; 19512#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; 20303#L169 assume 0 == ~c_dr_pc~0; 20202#L198-1 assume !false; 19996#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; 19993#do_read_c_returnLabel#1 havoc do_read_c_~a~0#1;assume { :end_inline_do_read_c } true; 19990#L364 assume !false; 19988#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; 19986#L255 assume !(0 == ~p_dw_st~0); 19984#L259 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 19982#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 19980#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; 19977#L344 assume !(0 != eval_~tmp___1~0#1); 19975#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; 19972#L222-3 assume 1 == ~q_req_up~0;assume { :begin_inline_update_fifo_q } true; 19970#L35-3 assume !(0 == ~q_free~0); 19538#L35-5 assume 1 == ~q_free~0;~q_read_ev~0 := 0; 19537#L40-3 ~q_ev~0 := 0;~q_req_up~0 := 0; 19535#update_fifo_q_returnLabel#2 assume { :end_inline_update_fifo_q } true; 19294#L222-5 assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 19295#L275-3 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 19260#L275-5 assume !(0 == ~q_write_ev~0); 19261#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; 19252#L65-3 assume 1 == ~p_dw_pc~0; 19253#L66-1 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 19244#L76-1 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 19245#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; 19236#L315-3 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 19232#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; 19233#L84-3 assume !(1 == ~c_dr_pc~0); 19228#L84-5 is_do_read_c_triggered_~__retres1~1#1 := 0; 19226#L95-1 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 19224#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; 19220#L323-3 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 19221#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; 20424#L293-3 assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; 20425#L293-5 assume !(1 == ~q_write_ev~0); 20543#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; 20541#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 20539#L267-1 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 20537#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; 20535#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 20533#L401 stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 20531#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; 20528#L436 assume !(0 != start_simulation_~tmp~4#1); 20525#L419-2 assume !false; 20522#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; 20519#L364 assume !false; 20516#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; 20513#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 20510#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 20507#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; 20500#L344 assume 0 != eval_~tmp___1~0#1; 20498#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; 20496#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; 20495#L128 assume !(0 == ~p_dw_pc~0); 20492#L131 assume !(1 == ~p_dw_pc~0); 20493#L139-1 [2024-11-13 15:11:32,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:33,000 INFO L85 PathProgramCache]: Analyzing trace with hash -715066777, now seen corresponding path program 1 times [2024-11-13 15:11:33,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:33,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014236572] [2024-11-13 15:11:33,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:33,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:33,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:33,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:33,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:33,068 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014236572] [2024-11-13 15:11:33,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014236572] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:33,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:33,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:11:33,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224613183] [2024-11-13 15:11:33,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:33,069 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 15:11:33,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:33,069 INFO L85 PathProgramCache]: Analyzing trace with hash -217527325, now seen corresponding path program 1 times [2024-11-13 15:11:33,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:33,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804794485] [2024-11-13 15:11:33,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:33,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:33,143 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 15:11:33,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:33,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804794485] [2024-11-13 15:11:33,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804794485] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:33,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:33,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:11:33,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580069827] [2024-11-13 15:11:33,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:33,145 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 15:11:33,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:33,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:11:33,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:11:33,147 INFO L87 Difference]: Start difference. First operand 4074 states and 5080 transitions. cyclomatic complexity: 1018 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) [2024-11-13 15:11:33,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:33,187 INFO L93 Difference]: Finished difference Result 3022 states and 3778 transitions. [2024-11-13 15:11:33,188 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3022 states and 3778 transitions. [2024-11-13 15:11:33,210 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 1384 [2024-11-13 15:11:33,229 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3022 states to 3022 states and 3778 transitions. [2024-11-13 15:11:33,229 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1770 [2024-11-13 15:11:33,232 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1770 [2024-11-13 15:11:33,232 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3022 states and 3778 transitions. [2024-11-13 15:11:33,233 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 15:11:33,233 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3022 states and 3778 transitions. [2024-11-13 15:11:33,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3022 states and 3778 transitions. [2024-11-13 15:11:33,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3022 to 2934. [2024-11-13 15:11:33,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2934 states, 2934 states have (on average 1.2467620995228357) internal successors, (3658), 2933 states have internal predecessors, (3658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:11:33,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2934 states and 3658 transitions. [2024-11-13 15:11:33,311 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2934 states and 3658 transitions. [2024-11-13 15:11:33,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:11:33,313 INFO L424 stractBuchiCegarLoop]: Abstraction has 2934 states and 3658 transitions. [2024-11-13 15:11:33,313 INFO L331 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-11-13 15:11:33,313 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2934 states and 3658 transitions. [2024-11-13 15:11:33,328 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 1356 [2024-11-13 15:11:33,328 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:33,328 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:33,329 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] [2024-11-13 15:11:33,329 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:11:33,329 INFO L745 eck$LassoCheckResult]: Stem: 25504#$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; 25505#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; 25561#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; 25450#L222 assume !(1 == ~q_req_up~0); 25431#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 25432#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 25568#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 25569#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 25564#L275 assume !(0 == ~q_read_ev~0); 25565#L275-2 assume !(0 == ~q_write_ev~0); 25594#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; 25649#L65 assume !(1 == ~p_dw_pc~0); 25650#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 25647#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 25648#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; 25580#L315 assume !(0 != activate_threads_~tmp~1#1); 25581#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; 25662#L84 assume !(1 == ~c_dr_pc~0); 25480#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 25481#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 25661#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; 25398#L323 assume !(0 != activate_threads_~tmp___0~1#1); 25399#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; 25607#L293 assume !(1 == ~q_read_ev~0); 25388#L293-2 assume !(1 == ~q_write_ev~0); 25389#L298-1 assume { :end_inline_reset_delta_events } true; 26555#L419-2 assume !false; 26554#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; 26553#L364 assume !false; 26552#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; 26551#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 26550#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 26549#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; 26548#L344 assume 0 != eval_~tmp___1~0#1; 26547#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; 26546#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; 26545#L128 assume 0 == ~p_dw_pc~0; 26538#L139-1 assume !false; 26540#L140 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 27006#do_write_p_returnLabel#1 havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true; 26728#L349 [2024-11-13 15:11:33,330 INFO L747 eck$LassoCheckResult]: Loop: 26728#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; 26995#L368 assume !(0 != eval_~tmp___0~2#1); 26996#L364 assume !false; 27026#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; 27024#L255 assume !(0 == ~p_dw_st~0); 27022#L259 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 27009#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 27019#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; 27017#L344 assume 0 != eval_~tmp___1~0#1; 27007#L344-1 assume !(0 == ~p_dw_st~0); 26728#L349 [2024-11-13 15:11:33,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:33,330 INFO L85 PathProgramCache]: Analyzing trace with hash 15548667, now seen corresponding path program 1 times [2024-11-13 15:11:33,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:33,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876155831] [2024-11-13 15:11:33,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:33,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:33,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 15:11:33,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:33,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876155831] [2024-11-13 15:11:33,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876155831] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:33,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:33,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:11:33,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951324740] [2024-11-13 15:11:33,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:33,442 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 15:11:33,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:33,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1816566746, now seen corresponding path program 2 times [2024-11-13 15:11:33,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:33,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519541711] [2024-11-13 15:11:33,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:33,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:33,448 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:11:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:33,454 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:11:33,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:33,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:11:33,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:11:33,502 INFO L87 Difference]: Start difference. First operand 2934 states and 3658 transitions. cyclomatic complexity: 735 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) [2024-11-13 15:11:33,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:33,592 INFO L93 Difference]: Finished difference Result 3513 states and 4335 transitions. [2024-11-13 15:11:33,592 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 3513 states and 4335 transitions. [2024-11-13 15:11:33,612 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 1943 [2024-11-13 15:11:33,631 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 3513 states to 3511 states and 4333 transitions. [2024-11-13 15:11:33,631 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2315 [2024-11-13 15:11:33,634 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2315 [2024-11-13 15:11:33,634 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3511 states and 4333 transitions. [2024-11-13 15:11:33,634 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 15:11:33,635 INFO L218 hiAutomatonCegarLoop]: Abstraction has 3511 states and 4333 transitions. [2024-11-13 15:11:33,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3511 states and 4333 transitions. [2024-11-13 15:11:33,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3511 to 3379. [2024-11-13 15:11:33,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3379 states, 3379 states have (on average 1.2361645457235868) internal successors, (4177), 3378 states have internal predecessors, (4177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 15:11:33,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3379 states to 3379 states and 4177 transitions. [2024-11-13 15:11:33,721 INFO L240 hiAutomatonCegarLoop]: Abstraction has 3379 states and 4177 transitions. [2024-11-13 15:11:33,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:11:33,723 INFO L424 stractBuchiCegarLoop]: Abstraction has 3379 states and 4177 transitions. [2024-11-13 15:11:33,723 INFO L331 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2024-11-13 15:11:33,723 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 3379 states and 4177 transitions. [2024-11-13 15:11:33,736 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 1815 [2024-11-13 15:11:33,736 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 15:11:33,736 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 15:11:33,737 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] [2024-11-13 15:11:33,737 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:11:33,737 INFO L745 eck$LassoCheckResult]: Stem: 31942#$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; 31943#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; 32001#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; 31901#L222 assume !(1 == ~q_req_up~0); 31880#L222-2 assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 31881#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 32015#L237-2 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 32016#L242-1 assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 32011#L275 assume !(0 == ~q_read_ev~0); 32012#L275-2 assume !(0 == ~q_write_ev~0); 32038#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; 32086#L65 assume !(1 == ~p_dw_pc~0); 32087#L65-2 is_do_write_p_triggered_~__retres1~0#1 := 0; 32084#L76 is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 32085#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; 32028#L315 assume !(0 != activate_threads_~tmp~1#1); 32029#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; 32100#L84 assume !(1 == ~c_dr_pc~0); 31927#L84-2 is_do_read_c_triggered_~__retres1~1#1 := 0; 31918#L95 is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 31919#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; 31954#L323 assume !(0 != activate_threads_~tmp___0~1#1); 32063#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; 32052#L293 assume !(1 == ~q_read_ev~0); 31842#L293-2 assume !(1 == ~q_write_ev~0); 31843#L298-1 assume { :end_inline_reset_delta_events } true; 33044#L419-2 assume !false; 33043#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; 33042#L364 assume !false; 33041#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; 33040#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 33039#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 33038#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; 33037#L344 assume 0 != eval_~tmp___1~0#1; 33036#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; 33035#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; 33034#L128 assume 0 == ~p_dw_pc~0; 33030#L139-1 assume !false; 31871#L140 assume !(0 == ~q_free~0); 32402#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; 33021#L139-1 assume !false; 34710#L140 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 34707#do_write_p_returnLabel#1 havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true; 34705#L349 [2024-11-13 15:11:33,737 INFO L747 eck$LassoCheckResult]: Loop: 34705#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; 34263#L368 assume !(0 != eval_~tmp___0~2#1); 34703#L364 assume !false; 34727#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; 34724#L255 assume !(0 == ~p_dw_st~0); 34721#L259 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 34259#L267 exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 34714#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; 34711#L344 assume 0 != eval_~tmp___1~0#1; 34708#L344-1 assume !(0 == ~p_dw_st~0); 34705#L349 [2024-11-13 15:11:33,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:33,738 INFO L85 PathProgramCache]: Analyzing trace with hash -643328885, now seen corresponding path program 1 times [2024-11-13 15:11:33,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:33,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408545000] [2024-11-13 15:11:33,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:33,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:33,749 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:11:33,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:33,763 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:11:33,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:33,764 INFO L85 PathProgramCache]: Analyzing trace with hash 1816566746, now seen corresponding path program 3 times [2024-11-13 15:11:33,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:33,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948699681] [2024-11-13 15:11:33,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:33,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:33,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:11:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:33,772 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:11:33,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:33,773 INFO L85 PathProgramCache]: Analyzing trace with hash 466455524, now seen corresponding path program 1 times [2024-11-13 15:11:33,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:33,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721815808] [2024-11-13 15:11:33,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:33,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:33,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:33,783 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:11:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:33,796 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 15:11:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:34,777 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 15:11:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 15:11:34,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 03:11:34 BoogieIcfgContainer [2024-11-13 15:11:34,919 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 15:11:34,920 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 15:11:34,920 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 15:11:34,920 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 15:11:34,921 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:11:21" (3/4) ... [2024-11-13 15:11:34,923 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-13 15:11:35,010 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 15:11:35,010 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 15:11:35,011 INFO L158 Benchmark]: Toolchain (without parser) took 14452.03ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 119.5MB in the beginning and 315.8MB in the end (delta: -196.4MB). Peak memory consumption was 67.0MB. Max. memory is 16.1GB. [2024-11-13 15:11:35,012 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:11:35,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 436.35ms. Allocated memory is still 142.6MB. Free memory was 119.5MB in the beginning and 106.5MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:11:35,013 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.31ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 104.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 15:11:35,014 INFO L158 Benchmark]: Boogie Preprocessor took 53.64ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 102.5MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:11:35,015 INFO L158 Benchmark]: RCFGBuilder took 721.40ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 82.9MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 15:11:35,015 INFO L158 Benchmark]: BuchiAutomizer took 13097.67ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 82.9MB in the beginning and 322.7MB in the end (delta: -239.8MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2024-11-13 15:11:35,015 INFO L158 Benchmark]: Witness Printer took 90.47ms. Allocated memory is still 411.0MB. Free memory was 322.7MB in the beginning and 315.8MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 15:11:35,017 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 142.6MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 436.35ms. Allocated memory is still 142.6MB. Free memory was 119.5MB in the beginning and 106.5MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.31ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 104.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.64ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 102.5MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 721.40ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 82.9MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 13097.67ms. Allocated memory was 142.6MB in the beginning and 411.0MB in the end (delta: 268.4MB). Free memory was 82.9MB in the beginning and 322.7MB in the end (delta: -239.8MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Witness Printer took 90.47ms. Allocated memory is still 411.0MB. Free memory was 322.7MB in the beginning and 315.8MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. 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 14 terminating modules (13 trivial, 1 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function q_free and consists of 7 locations. 13 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 12.9s and 15 iterations. TraceHistogramMax:2. Analysis of lassos took 9.8s. Construction of modules took 0.6s. Büchi inclusion checks took 2.0s. Highest rank in rank-based complementation 3. Minimization of det autom 11. Minimization of nondet autom 3. Automata minimization 0.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 882 StatesRemovedByMinimization, 8 NontrivialMinimizations. Non-live state removal took 0.3s 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, 2126 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2126 mSDsluCounter, 4129 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2078 mSDsCounter, 98 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 338 IncrementalHoareTripleChecker+Invalid, 436 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 98 mSolverCounterUnsat, 2051 mSDtfsCounter, 338 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI3 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: 132ms 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! [2024-11-13 15:11:35,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_633c3577-221c-4d8d-8ac4-f5722ba5c9bc/bin/uautomizer-verify-qhAvR1uOyd/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)