./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77d80771821c1cd45088b62d9d16474928a377618be5caefce4c7c3ebfdda084 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:23:26,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:23:26,161 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:23:26,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:23:26,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:23:26,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:23:26,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:23:26,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:23:26,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:23:26,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:23:26,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:23:26,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:23:26,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:23:26,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:23:26,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:23:26,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:23:26,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:23:26,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:23:26,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:23:26,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:23:26,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:23:26,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:23:26,252 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:23:26,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:23:26,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:23:26,260 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:23:26,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:23:26,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:23:26,263 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:23:26,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:23:26,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:23:26,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:23:26,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:23:26,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:23:26,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:23:26,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:23:26,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:23:26,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:23:26,270 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:23:26,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:23:26,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:23:26,274 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-21 16:23:26,313 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:23:26,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:23:26,314 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:23:26,315 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:23:26,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:23:26,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:23:26,317 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:23:26,317 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-21 16:23:26,317 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-21 16:23:26,317 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-21 16:23:26,319 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-21 16:23:26,319 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-21 16:23:26,319 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-21 16:23:26,319 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:23:26,320 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:23:26,320 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:23:26,320 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:23:26,320 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:23:26,320 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:23:26,321 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-21 16:23:26,321 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-21 16:23:26,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-21 16:23:26,321 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:23:26,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:23:26,322 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-21 16:23:26,322 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:23:26,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-21 16:23:26,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:23:26,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:23:26,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:23:26,323 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:23:26,325 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-21 16:23:26,325 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77d80771821c1cd45088b62d9d16474928a377618be5caefce4c7c3ebfdda084 [2022-11-21 16:23:26,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:23:26,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:23:26,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:23:26,664 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:23:26,665 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:23:26,666 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c [2022-11-21 16:23:29,863 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:23:30,125 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:23:30,131 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c [2022-11-21 16:23:30,144 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/data/34f402ec6/f36c18a7d10c4751bc0aa27fc8d6ad21/FLAG18fe4e188 [2022-11-21 16:23:30,158 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/data/34f402ec6/f36c18a7d10c4751bc0aa27fc8d6ad21 [2022-11-21 16:23:30,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:23:30,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:23:30,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:23:30,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:23:30,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:23:30,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef8ab50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30, skipping insertion in model container [2022-11-21 16:23:30,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,178 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:23:30,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:23:30,454 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c[11857,11870] [2022-11-21 16:23:30,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:23:30,468 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:23:30,531 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c[11857,11870] [2022-11-21 16:23:30,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:23:30,568 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:23:30,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30 WrapperNode [2022-11-21 16:23:30,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:23:30,571 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:23:30,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:23:30,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:23:30,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,678 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 41, calls inlined = 84, statements flattened = 1545 [2022-11-21 16:23:30,679 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:23:30,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:23:30,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:23:30,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:23:30,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,733 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,738 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:23:30,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:23:30,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:23:30,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:23:30,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30" (1/1) ... [2022-11-21 16:23:30,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:30,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:30,805 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:30,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-21 16:23:30,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:23:30,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 16:23:30,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:23:30,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:23:30,985 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:23:30,987 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:23:32,290 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:23:32,309 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:23:32,311 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-21 16:23:32,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:23:32 BoogieIcfgContainer [2022-11-21 16:23:32,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:23:32,316 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-21 16:23:32,316 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-21 16:23:32,321 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-21 16:23:32,322 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:23:32,322 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 04:23:30" (1/3) ... [2022-11-21 16:23:32,323 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@55075e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 04:23:32, skipping insertion in model container [2022-11-21 16:23:32,323 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:23:32,323 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:23:30" (2/3) ... [2022-11-21 16:23:32,325 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@55075e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 04:23:32, skipping insertion in model container [2022-11-21 16:23:32,326 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 16:23:32,326 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:23:32" (3/3) ... [2022-11-21 16:23:32,335 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c [2022-11-21 16:23:32,398 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-21 16:23:32,399 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-21 16:23:32,399 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-21 16:23:32,399 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-21 16:23:32,399 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-21 16:23:32,399 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-21 16:23:32,399 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-21 16:23:32,399 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-21 16:23:32,406 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 480 states, 479 states have (on average 1.7118997912317329) internal successors, (820), 479 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:32,448 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 459 [2022-11-21 16:23:32,449 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:32,449 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:32,456 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-21 16:23:32,456 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-21 16:23:32,456 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-21 16:23:32,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 480 states, 479 states have (on average 1.7118997912317329) internal successors, (820), 479 states have internal predecessors, (820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:32,471 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 459 [2022-11-21 16:23:32,471 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:32,471 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:32,472 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-21 16:23:32,472 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-21 16:23:32,480 INFO L748 eck$LassoCheckResult]: Stem: 472#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 409#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 359#L71-2true [2022-11-21 16:23:32,481 INFO L750 eck$LassoCheckResult]: Loop: 359#L71-2true assume !!(add_history_type_~var~0#1 < 3); 298#L72true assume !(0 == add_history_type_~history_id#1); 263#L78true assume !(1 == add_history_type_~history_id#1); 350#L84true assume !(2 == add_history_type_~history_id#1); 354#L90true assume !(3 == add_history_type_~history_id#1); 149#L90-2true add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 359#L71-2true [2022-11-21 16:23:32,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:32,487 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-21 16:23:32,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:32,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906734941] [2022-11-21 16:23:32,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:32,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:32,587 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:23:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:32,622 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:23:32,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:32,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1278004263, now seen corresponding path program 1 times [2022-11-21 16:23:32,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:32,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523635097] [2022-11-21 16:23:32,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:32,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:32,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:32,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:23:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:32,662 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:23:32,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:32,667 INFO L85 PathProgramCache]: Analyzing trace with hash 358053481, now seen corresponding path program 1 times [2022-11-21 16:23:32,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:32,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843524764] [2022-11-21 16:23:32,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:32,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:32,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:32,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:32,865 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843524764] [2022-11-21 16:23:32,866 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843524764] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:32,866 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:32,867 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:23:32,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524698635] [2022-11-21 16:23:32,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:32,919 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:23:32,920 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:23:32,920 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:23:32,920 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:23:32,920 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-21 16:23:32,921 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:32,921 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:23:32,921 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:23:32,921 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration1_Loop [2022-11-21 16:23:32,921 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:23:32,922 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:23:32,940 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:32,956 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:32,959 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:33,074 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:23:33,075 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-21 16:23:33,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:33,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:33,083 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:33,089 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:33,090 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:33,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-21 16:23:33,118 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:33,119 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_~history_id#1=7} Honda state: {ULTIMATE.start_add_history_type_~history_id#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:33,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:33,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:33,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:33,130 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:33,135 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:33,135 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:33,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-21 16:23:33,158 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:33,158 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Honda state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:33,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:33,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:33,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:33,166 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:33,176 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:33,176 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:33,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-21 16:23:33,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:33,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:33,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:33,212 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:33,222 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-21 16:23:33,222 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:33,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-21 16:23:33,259 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-21 16:23:33,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:33,266 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:23:33,266 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:23:33,267 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:23:33,267 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:23:33,267 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:23:33,267 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:33,267 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:23:33,267 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:23:33,267 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration1_Loop [2022-11-21 16:23:33,267 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:23:33,267 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:23:33,269 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:33,280 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:33,283 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:33,407 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:23:33,411 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:23:33,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:33,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:33,414 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:33,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:23:33,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:23:33,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:23:33,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:23:33,438 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-21 16:23:33,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:23:33,441 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 16:23:33,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:23:33,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-21 16:23:33,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:23:33,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:33,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:33,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:33,461 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:33,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:23:33,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-21 16:23:33,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:23:33,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:23:33,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:23:33,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:23:33,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:23:33,485 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:23:33,485 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:23:33,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:23:33,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:33,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:33,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:33,505 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:33,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-21 16:23:33,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:23:33,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:23:33,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:23:33,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:23:33,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:23:33,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:23:33,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:23:33,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:23:33,535 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:23:33,563 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-21 16:23:33,563 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-21 16:23:33,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:33,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:33,595 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:33,597 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:23:33,597 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-21 16:23:33,597 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:23:33,598 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 5 Supporting invariants [] [2022-11-21 16:23:33,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-21 16:23:33,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-11-21 16:23:33,606 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-21 16:23:33,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:33,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:23:33,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:23:33,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:33,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 16:23:33,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:23:33,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:33,811 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-21 16:23:33,814 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 480 states, 479 states have (on average 1.7118997912317329) internal successors, (820), 479 states have internal predecessors, (820), 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 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:34,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:34,043 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 480 states, 479 states have (on average 1.7118997912317329) internal successors, (820), 479 states have internal predecessors, (820), 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 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1989 states and 3299 transitions. Complement of second has 8 states. [2022-11-21 16:23:34,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-21 16:23:34,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:34,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1729 transitions. [2022-11-21 16:23:34,054 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1729 transitions. Stem has 2 letters. Loop has 6 letters. [2022-11-21 16:23:34,055 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:23:34,055 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1729 transitions. Stem has 8 letters. Loop has 6 letters. [2022-11-21 16:23:34,056 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:23:34,056 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1729 transitions. Stem has 2 letters. Loop has 12 letters. [2022-11-21 16:23:34,056 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:23:34,057 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1989 states and 3299 transitions. [2022-11-21 16:23:34,074 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 831 [2022-11-21 16:23:34,086 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1989 states to 959 states and 1592 transitions. [2022-11-21 16:23:34,087 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 905 [2022-11-21 16:23:34,089 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 907 [2022-11-21 16:23:34,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 959 states and 1592 transitions. [2022-11-21 16:23:34,091 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:34,092 INFO L218 hiAutomatonCegarLoop]: Abstraction has 959 states and 1592 transitions. [2022-11-21 16:23:34,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states and 1592 transitions. [2022-11-21 16:23:34,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 740. [2022-11-21 16:23:34,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 740 states, 740 states have (on average 1.6743243243243244) internal successors, (1239), 739 states have internal predecessors, (1239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:34,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 1239 transitions. [2022-11-21 16:23:34,152 INFO L240 hiAutomatonCegarLoop]: Abstraction has 740 states and 1239 transitions. [2022-11-21 16:23:34,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:34,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:23:34,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:23:34,157 INFO L87 Difference]: Start difference. First operand 740 states and 1239 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:34,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:34,238 INFO L93 Difference]: Finished difference Result 924 states and 1472 transitions. [2022-11-21 16:23:34,239 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 924 states and 1472 transitions. [2022-11-21 16:23:34,246 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 807 [2022-11-21 16:23:34,255 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 924 states to 870 states and 1418 transitions. [2022-11-21 16:23:34,255 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 854 [2022-11-21 16:23:34,257 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 854 [2022-11-21 16:23:34,258 INFO L73 IsDeterministic]: Start isDeterministic. Operand 870 states and 1418 transitions. [2022-11-21 16:23:34,266 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:34,267 INFO L218 hiAutomatonCegarLoop]: Abstraction has 870 states and 1418 transitions. [2022-11-21 16:23:34,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 870 states and 1418 transitions. [2022-11-21 16:23:34,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 870 to 427. [2022-11-21 16:23:34,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 427 states, 427 states have (on average 1.6533957845433256) internal successors, (706), 426 states have internal predecessors, (706), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:34,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 706 transitions. [2022-11-21 16:23:34,284 INFO L240 hiAutomatonCegarLoop]: Abstraction has 427 states and 706 transitions. [2022-11-21 16:23:34,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:23:34,285 INFO L428 stractBuchiCegarLoop]: Abstraction has 427 states and 706 transitions. [2022-11-21 16:23:34,285 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-21 16:23:34,286 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 427 states and 706 transitions. [2022-11-21 16:23:34,288 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 379 [2022-11-21 16:23:34,288 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:34,288 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:34,289 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-21 16:23:34,289 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-21 16:23:34,289 INFO L748 eck$LassoCheckResult]: Stem: 4608#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 4601#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 4583#L71-2 assume !(add_history_type_~var~0#1 < 3); 4476#L71-3 add_history_type_#res#1 := 1; 4477#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 4593#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 4507#L71-6 [2022-11-21 16:23:34,289 INFO L750 eck$LassoCheckResult]: Loop: 4507#L71-6 assume !!(add_history_type_~var~0#1 < 3); 4508#L72-2 assume !(0 == add_history_type_~history_id#1); 4422#L78-2 assume !(1 == add_history_type_~history_id#1); 4238#L84-2 assume !(2 == add_history_type_~history_id#1); 4239#L90-3 assume !(3 == add_history_type_~history_id#1); 4496#L90-5 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 4507#L71-6 [2022-11-21 16:23:34,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:34,290 INFO L85 PathProgramCache]: Analyzing trace with hash 889868154, now seen corresponding path program 1 times [2022-11-21 16:23:34,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:34,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655556549] [2022-11-21 16:23:34,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:34,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:34,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:34,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:34,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:34,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655556549] [2022-11-21 16:23:34,335 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655556549] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:34,335 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:34,336 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:23:34,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145146752] [2022-11-21 16:23:34,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:34,336 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:34,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:34,337 INFO L85 PathProgramCache]: Analyzing trace with hash 261434407, now seen corresponding path program 1 times [2022-11-21 16:23:34,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:34,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252982752] [2022-11-21 16:23:34,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:34,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:34,342 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:23:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:34,347 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:23:34,381 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:23:34,381 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:23:34,381 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:23:34,381 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:23:34,381 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-21 16:23:34,381 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:34,382 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:23:34,382 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:23:34,382 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration2_Loop [2022-11-21 16:23:34,382 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:23:34,382 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:23:34,383 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:34,391 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:34,397 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:34,548 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:23:34,548 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-21 16:23:34,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:34,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:34,563 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:34,572 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:34,572 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:34,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-21 16:23:34,619 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:34,620 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_~history_id#1=7} Honda state: {ULTIMATE.start_add_history_type_~history_id#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:34,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-11-21 16:23:34,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:34,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:34,654 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:34,667 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:34,668 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:34,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-21 16:23:34,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:34,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:34,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:34,699 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:34,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-21 16:23:34,706 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-21 16:23:34,706 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:34,739 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-21 16:23:34,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:34,743 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:23:34,743 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:23:34,744 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:23:34,744 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:23:34,744 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:23:34,744 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:34,744 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:23:34,744 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:23:34,744 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration2_Loop [2022-11-21 16:23:34,744 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:23:34,744 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:23:34,745 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:34,754 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:34,761 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:34,882 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:23:34,883 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:23:34,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:34,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:34,884 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:34,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-21 16:23:34,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:23:34,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:23:34,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:23:34,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:23:34,900 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-21 16:23:34,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:23:34,902 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 16:23:34,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:23:34,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:23:34,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:34,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:34,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:34,925 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:34,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:23:34,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:23:34,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:23:34,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:23:34,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:23:34,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:23:34,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:23:34,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:23:34,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-21 16:23:34,966 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:23:34,999 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-21 16:23:35,000 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-21 16:23:35,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:35,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:35,001 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:35,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-21 16:23:35,009 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:23:35,010 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-21 16:23:35,010 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:23:35,010 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 5 Supporting invariants [] [2022-11-21 16:23:35,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:35,026 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-21 16:23:35,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:35,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:23:35,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:23:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:35,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 16:23:35,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:23:35,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:35,159 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-21 16:23:35,159 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 427 states and 706 transitions. cyclomatic complexity: 287 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:35,258 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 427 states and 706 transitions. cyclomatic complexity: 287. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 1573 states and 2561 transitions. Complement of second has 7 states. [2022-11-21 16:23:35,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-21 16:23:35,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:35,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1179 transitions. [2022-11-21 16:23:35,262 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1179 transitions. Stem has 6 letters. Loop has 6 letters. [2022-11-21 16:23:35,262 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:23:35,262 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1179 transitions. Stem has 12 letters. Loop has 6 letters. [2022-11-21 16:23:35,262 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:23:35,263 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1179 transitions. Stem has 6 letters. Loop has 12 letters. [2022-11-21 16:23:35,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:23:35,263 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1573 states and 2561 transitions. [2022-11-21 16:23:35,275 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 966 [2022-11-21 16:23:35,283 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1573 states to 1132 states and 1844 transitions. [2022-11-21 16:23:35,283 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1058 [2022-11-21 16:23:35,285 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1061 [2022-11-21 16:23:35,285 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1132 states and 1844 transitions. [2022-11-21 16:23:35,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:35,285 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1132 states and 1844 transitions. [2022-11-21 16:23:35,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states and 1844 transitions. [2022-11-21 16:23:35,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 479. [2022-11-21 16:23:35,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 479 states, 479 states have (on average 1.6513569937369519) internal successors, (791), 478 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:35,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 791 transitions. [2022-11-21 16:23:35,299 INFO L240 hiAutomatonCegarLoop]: Abstraction has 479 states and 791 transitions. [2022-11-21 16:23:35,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:35,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:23:35,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:23:35,300 INFO L87 Difference]: Start difference. First operand 479 states and 791 transitions. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:35,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:35,348 INFO L93 Difference]: Finished difference Result 941 states and 1549 transitions. [2022-11-21 16:23:35,349 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 941 states and 1549 transitions. [2022-11-21 16:23:35,355 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 538 [2022-11-21 16:23:35,361 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 941 states to 941 states and 1549 transitions. [2022-11-21 16:23:35,361 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 803 [2022-11-21 16:23:35,362 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 803 [2022-11-21 16:23:35,362 INFO L73 IsDeterministic]: Start isDeterministic. Operand 941 states and 1549 transitions. [2022-11-21 16:23:35,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:35,363 INFO L218 hiAutomatonCegarLoop]: Abstraction has 941 states and 1549 transitions. [2022-11-21 16:23:35,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states and 1549 transitions. [2022-11-21 16:23:35,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 481. [2022-11-21 16:23:35,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 481 states, 481 states have (on average 1.6444906444906444) internal successors, (791), 480 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:35,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 791 transitions. [2022-11-21 16:23:35,374 INFO L240 hiAutomatonCegarLoop]: Abstraction has 481 states and 791 transitions. [2022-11-21 16:23:35,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:23:35,375 INFO L428 stractBuchiCegarLoop]: Abstraction has 481 states and 791 transitions. [2022-11-21 16:23:35,376 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-21 16:23:35,376 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 481 states and 791 transitions. [2022-11-21 16:23:35,378 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 324 [2022-11-21 16:23:35,378 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:35,379 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:35,380 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:35,380 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, 1, 1] [2022-11-21 16:23:35,381 INFO L748 eck$LassoCheckResult]: Stem: 8140#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 8131#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 8112#L71-2 assume !!(add_history_type_~var~0#1 < 3); 8070#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 7963#L126 assume 0 == read_history_bool_~history_id#1; 7964#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 7782#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 7904#L74 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 7993#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 8123#L210 assume 0 == init_~tmp~1#1;init_#res#1 := 0; 7827#L225 main_#t~ret55#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret55#1;havoc main_#t~ret55#1; 7976#L496 assume !(0 == main_~i2~0#1); 7977#L496-2 ~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 7916#L504-2 [2022-11-21 16:23:35,382 INFO L750 eck$LassoCheckResult]: Loop: 7916#L504-2 assume !!(main_~i2~0#1 < 10);assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~nondet32#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 7988#L181 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 7809#L191-2 assume { :end_inline_write_history_bool } true; 7810#L345 assume 0 != ~gate1Failed~0 % 256;~g1v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 - 256); 7919#L364 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet33#1, gate2_each_pals_period_#t~nondet34#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet33#1;havoc gate2_each_pals_period_#t~nondet33#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 7761#L181-2 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 7762#L191-5 assume { :end_inline_write_history_bool } true; 8082#L376 assume 0 != ~gate2Failed~0 % 256;~g2v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 - 256); 8115#L395 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet35#1, gate3_each_pals_period_#t~nondet36#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet35#1;havoc gate3_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 8086#L181-4 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 7771#L191-8 assume { :end_inline_write_history_bool } true; 7700#L407 assume 0 != ~gate3Failed~0 % 256;~g3v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 - 256); 7701#L426 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 7712#L441 assume ~VALUE1~0 == ~VALUE2~0; 7713#L442 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 7670#L461-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 8051#L166 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 8095#L166-2 assume { :end_inline_write_history_int8 } true; 8117#L467 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 8031#L249 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 7943#L255-2 assume !(0 == (if 0 == check_~tmp~2#1 then 0 else 1) % 256); 8111#L260-1 assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 7994#L126-12 assume 0 == read_history_bool_~history_id#1; 7982#L127-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 7710#L158-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 7926#L262 assume !(0 == check_~tmp___3~0#1 % 256); 7949#L262-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 8050#L106-7 assume 3 == read_history_int8_~history_id#1; 8058#L107-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 7749#L118-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 8092#L301 assume !(check_~tmp___10~0#1 > -2); 8019#L301-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 8097#L106-9 assume 3 == read_history_int8_~history_id#1; 8125#L107-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 7751#L118-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 7957#L321 assume !(check_~tmp___11~0#1 != ~nomsg~0); 7676#L321-1 check_#res#1 := 1; 7954#L333 main_#t~ret56#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret56#1;havoc main_#t~ret56#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 7737#L529-72 assume !(0 == assert_~arg#1 % 256); 7738#L524-36 assume { :end_inline_assert } true;main_#t~post57#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post57#1;havoc main_#t~post57#1; 7916#L504-2 [2022-11-21 16:23:35,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:35,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1422722665, now seen corresponding path program 1 times [2022-11-21 16:23:35,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:35,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952836515] [2022-11-21 16:23:35,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:35,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:35,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:35,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:35,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:35,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952836515] [2022-11-21 16:23:35,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952836515] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:35,438 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:35,438 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:23:35,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323415160] [2022-11-21 16:23:35,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:35,439 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:35,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:35,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1072998502, now seen corresponding path program 1 times [2022-11-21 16:23:35,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:35,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650847349] [2022-11-21 16:23:35,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:35,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:35,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:35,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:35,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650847349] [2022-11-21 16:23:35,522 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650847349] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:35,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:35,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:23:35,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328242597] [2022-11-21 16:23:35,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:35,524 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 16:23:35,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:35,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:23:35,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:23:35,525 INFO L87 Difference]: Start difference. First operand 481 states and 791 transitions. cyclomatic complexity: 318 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:35,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:35,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:35,584 INFO L93 Difference]: Finished difference Result 697 states and 1139 transitions. [2022-11-21 16:23:35,584 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 697 states and 1139 transitions. [2022-11-21 16:23:35,588 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 324 [2022-11-21 16:23:35,592 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 697 states to 695 states and 1134 transitions. [2022-11-21 16:23:35,593 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 624 [2022-11-21 16:23:35,593 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 624 [2022-11-21 16:23:35,594 INFO L73 IsDeterministic]: Start isDeterministic. Operand 695 states and 1134 transitions. [2022-11-21 16:23:35,594 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:35,594 INFO L218 hiAutomatonCegarLoop]: Abstraction has 695 states and 1134 transitions. [2022-11-21 16:23:35,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states and 1134 transitions. [2022-11-21 16:23:35,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 481. [2022-11-21 16:23:35,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 481 states, 481 states have (on average 1.636174636174636) internal successors, (787), 480 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:35,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 787 transitions. [2022-11-21 16:23:35,605 INFO L240 hiAutomatonCegarLoop]: Abstraction has 481 states and 787 transitions. [2022-11-21 16:23:35,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:23:35,606 INFO L428 stractBuchiCegarLoop]: Abstraction has 481 states and 787 transitions. [2022-11-21 16:23:35,606 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-21 16:23:35,606 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 481 states and 787 transitions. [2022-11-21 16:23:35,609 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 324 [2022-11-21 16:23:35,609 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:35,609 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:35,610 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] [2022-11-21 16:23:35,610 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-21 16:23:35,611 INFO L748 eck$LassoCheckResult]: Stem: 9328#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 9319#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 9302#L71-2 assume !!(add_history_type_~var~0#1 < 3); 9259#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 9151#L126 assume 0 == read_history_bool_~history_id#1; 9152#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 8970#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 9092#L74 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 9183#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 9311#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 9213#L71-6 assume !!(add_history_type_~var~0#1 < 3); 9215#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 9309#L126-3 assume 0 == read_history_bool_~history_id#1; 9300#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 8974#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 9287#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 8877#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 9209#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 9166#L71-10 assume !!(add_history_type_~var~0#1 < 3); 9167#L72-4 [2022-11-21 16:23:35,611 INFO L750 eck$LassoCheckResult]: Loop: 9167#L72-4 assume !(0 == add_history_type_~history_id#1); 8929#L78-4 assume !(1 == add_history_type_~history_id#1); 8931#L84-4 assume !(2 == add_history_type_~history_id#1); 9138#L90-6 assume !(3 == add_history_type_~history_id#1); 9232#L90-8 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 9330#L71-10 assume !!(add_history_type_~var~0#1 < 3); 9167#L72-4 [2022-11-21 16:23:35,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:35,612 INFO L85 PathProgramCache]: Analyzing trace with hash 576829260, now seen corresponding path program 1 times [2022-11-21 16:23:35,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:35,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777355056] [2022-11-21 16:23:35,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:35,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:35,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:35,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:35,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777355056] [2022-11-21 16:23:35,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777355056] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:35,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:35,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:23:35,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405915773] [2022-11-21 16:23:35,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:35,662 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:35,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:35,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1197341531, now seen corresponding path program 1 times [2022-11-21 16:23:35,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:35,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620333682] [2022-11-21 16:23:35,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:35,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:35,667 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:23:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:35,671 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:23:35,704 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:23:35,705 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:23:35,705 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:23:35,705 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:23:35,705 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-21 16:23:35,705 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:35,705 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:23:35,705 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:23:35,705 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration4_Loop [2022-11-21 16:23:35,705 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:23:35,705 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:23:35,706 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:35,709 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:35,717 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:35,818 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:23:35,818 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-21 16:23:35,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:35,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:35,820 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:35,828 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:35,828 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:35,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-21 16:23:35,846 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:35,846 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Honda state: {ULTIMATE.start_add_history_type_#t~post8#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:35,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:35,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:35,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:35,857 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:35,868 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:35,868 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:35,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-21 16:23:35,895 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:35,895 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_add_history_type_~history_id#1=7} Honda state: {ULTIMATE.start_add_history_type_~history_id#1=7} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:35,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:35,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:35,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:35,900 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:35,908 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:35,908 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:35,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-21 16:23:35,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:35,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:35,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:35,939 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:35,948 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-21 16:23:35,948 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:35,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-21 16:23:36,035 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-21 16:23:36,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:36,039 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:23:36,039 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:23:36,039 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:23:36,039 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:23:36,039 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:23:36,039 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:36,039 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:23:36,039 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:23:36,040 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration4_Loop [2022-11-21 16:23:36,040 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:23:36,040 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:23:36,041 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:36,044 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:36,053 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:36,154 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:23:36,154 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:23:36,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:36,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:36,156 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:36,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:23:36,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:23:36,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:23:36,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:23:36,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:23:36,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:23:36,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:23:36,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:23:36,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-21 16:23:36,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:23:36,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:36,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:36,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:36,212 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:36,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:23:36,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:23:36,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:23:36,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:23:36,242 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-21 16:23:36,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:23:36,243 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-21 16:23:36,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:23:36,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-21 16:23:36,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:23:36,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:36,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:36,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:36,266 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:36,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:23:36,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:23:36,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:23:36,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:23:36,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:23:36,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:23:36,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:23:36,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:23:36,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-21 16:23:36,303 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:23:36,305 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-21 16:23:36,305 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-21 16:23:36,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:36,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:36,307 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:36,310 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:23:36,310 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-21 16:23:36,310 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:23:36,311 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 3 Supporting invariants [] [2022-11-21 16:23:36,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-21 16:23:36,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:36,320 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-21 16:23:36,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:36,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:23:36,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:23:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:36,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 16:23:36,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:23:36,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:36,475 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-21 16:23:36,475 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 481 states and 787 transitions. cyclomatic complexity: 314 Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:36,509 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 481 states and 787 transitions. cyclomatic complexity: 314. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 542 states and 889 transitions. Complement of second has 7 states. [2022-11-21 16:23:36,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-21 16:23:36,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:36,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 221 transitions. [2022-11-21 16:23:36,513 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 19 letters. Loop has 6 letters. [2022-11-21 16:23:36,513 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:23:36,513 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 25 letters. Loop has 6 letters. [2022-11-21 16:23:36,515 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:23:36,515 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 19 letters. Loop has 12 letters. [2022-11-21 16:23:36,515 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:23:36,515 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 542 states and 889 transitions. [2022-11-21 16:23:36,519 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 269 [2022-11-21 16:23:36,522 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 542 states to 537 states and 880 transitions. [2022-11-21 16:23:36,522 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 409 [2022-11-21 16:23:36,523 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 411 [2022-11-21 16:23:36,523 INFO L73 IsDeterministic]: Start isDeterministic. Operand 537 states and 880 transitions. [2022-11-21 16:23:36,523 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:36,523 INFO L218 hiAutomatonCegarLoop]: Abstraction has 537 states and 880 transitions. [2022-11-21 16:23:36,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states and 880 transitions. [2022-11-21 16:23:36,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 533. [2022-11-21 16:23:36,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 533 states have (on average 1.6435272045028142) internal successors, (876), 532 states have internal predecessors, (876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:36,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 876 transitions. [2022-11-21 16:23:36,532 INFO L240 hiAutomatonCegarLoop]: Abstraction has 533 states and 876 transitions. [2022-11-21 16:23:36,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:36,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:23:36,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:23:36,533 INFO L87 Difference]: Start difference. First operand 533 states and 876 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:36,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:36,591 INFO L93 Difference]: Finished difference Result 758 states and 1233 transitions. [2022-11-21 16:23:36,591 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 758 states and 1233 transitions. [2022-11-21 16:23:36,596 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 483 [2022-11-21 16:23:36,601 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 758 states to 742 states and 1207 transitions. [2022-11-21 16:23:36,601 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 616 [2022-11-21 16:23:36,602 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 616 [2022-11-21 16:23:36,602 INFO L73 IsDeterministic]: Start isDeterministic. Operand 742 states and 1207 transitions. [2022-11-21 16:23:36,602 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:36,602 INFO L218 hiAutomatonCegarLoop]: Abstraction has 742 states and 1207 transitions. [2022-11-21 16:23:36,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states and 1207 transitions. [2022-11-21 16:23:36,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 519. [2022-11-21 16:23:36,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 519 states, 519 states have (on average 1.6396917148362236) internal successors, (851), 518 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:36,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 851 transitions. [2022-11-21 16:23:36,612 INFO L240 hiAutomatonCegarLoop]: Abstraction has 519 states and 851 transitions. [2022-11-21 16:23:36,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 16:23:36,615 INFO L428 stractBuchiCegarLoop]: Abstraction has 519 states and 851 transitions. [2022-11-21 16:23:36,615 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-21 16:23:36,615 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 519 states and 851 transitions. [2022-11-21 16:23:36,619 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 269 [2022-11-21 16:23:36,619 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:36,619 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:36,621 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] [2022-11-21 16:23:36,621 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-21 16:23:36,621 INFO L748 eck$LassoCheckResult]: Stem: 11779#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 11770#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 11749#L71-2 assume !!(add_history_type_~var~0#1 < 3); 11712#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 11598#L126 assume 0 == read_history_bool_~history_id#1; 11599#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 11403#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 11531#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 11552#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 11553#L71-2 assume !(add_history_type_~var~0#1 < 3); 11627#L71-3 add_history_type_#res#1 := 1; 11628#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 11761#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 11664#L71-6 assume !!(add_history_type_~var~0#1 < 3); 11666#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 11759#L126-3 assume 0 == read_history_bool_~history_id#1; 11750#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 11405#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 11736#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 11291#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 11660#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 11612#L71-10 assume !!(add_history_type_~var~0#1 < 3); 11495#L72-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 11367#L126-6 assume 0 == read_history_bool_~history_id#1; 11368#L127-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 11337#L158-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 11607#L74-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 11581#L98-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 11561#L218 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 11562#L71-14 assume !!(add_history_type_~var~0#1 < 3); 11680#L72-6 [2022-11-21 16:23:36,621 INFO L750 eck$LassoCheckResult]: Loop: 11680#L72-6 assume !(0 == add_history_type_~history_id#1); 11746#L78-6 assume !(1 == add_history_type_~history_id#1); 11691#L84-6 assume !(2 == add_history_type_~history_id#1); 11692#L90-9 assume !(3 == add_history_type_~history_id#1); 11574#L90-11 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 11783#L71-14 assume !!(add_history_type_~var~0#1 < 3); 11680#L72-6 [2022-11-21 16:23:36,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:36,622 INFO L85 PathProgramCache]: Analyzing trace with hash -2009806385, now seen corresponding path program 1 times [2022-11-21 16:23:36,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:36,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098342604] [2022-11-21 16:23:36,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:36,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:36,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:36,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:36,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:36,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098342604] [2022-11-21 16:23:36,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098342604] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-21 16:23:36,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171391690] [2022-11-21 16:23:36,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:36,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-21 16:23:36,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:36,702 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-21 16:23:36,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2022-11-21 16:23:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:36,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:36,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-21 16:23:36,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:23:36,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:36,848 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-21 16:23:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:36,880 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1171391690] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-21 16:23:36,880 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-21 16:23:36,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2022-11-21 16:23:36,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021290510] [2022-11-21 16:23:36,881 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-21 16:23:36,882 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:36,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:36,883 INFO L85 PathProgramCache]: Analyzing trace with hash 180771675, now seen corresponding path program 1 times [2022-11-21 16:23:36,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:36,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557478963] [2022-11-21 16:23:36,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:36,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:36,890 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:23:36,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:36,901 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:23:36,942 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:23:36,942 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:23:36,942 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:23:36,942 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:23:36,942 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-21 16:23:36,943 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:36,943 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:23:36,943 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:23:36,943 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration5_Loop [2022-11-21 16:23:36,943 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:23:36,943 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:23:36,944 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:36,951 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:36,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:37,058 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:23:37,058 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-21 16:23:37,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:37,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:37,063 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:37,068 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:37,068 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:37,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-21 16:23:37,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:37,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:37,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:37,099 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:37,104 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-21 16:23:37,104 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:37,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-21 16:23:37,202 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-21 16:23:37,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:37,207 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:23:37,207 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:23:37,208 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:23:37,208 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:23:37,208 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:23:37,208 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:37,208 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:23:37,208 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:23:37,208 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration5_Loop [2022-11-21 16:23:37,208 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:23:37,208 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:23:37,209 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:37,217 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:37,225 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:37,319 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:23:37,319 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:23:37,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:37,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:37,322 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:37,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:23:37,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:23:37,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:23:37,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:23:37,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:23:37,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:23:37,342 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:23:37,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:23:37,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-21 16:23:37,370 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:23:37,373 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-21 16:23:37,373 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-21 16:23:37,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:37,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:37,378 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:37,380 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:23:37,380 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-21 16:23:37,380 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:23:37,380 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_add_history_type_~var~0#1) = -2*ULTIMATE.start_add_history_type_~var~0#1 + 3 Supporting invariants [] [2022-11-21 16:23:37,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-21 16:23:37,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:37,389 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-21 16:23:37,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:37,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:23:37,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:23:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:37,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 16:23:37,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:23:37,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:37,526 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-21 16:23:37,526 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 519 states and 851 transitions. cyclomatic complexity: 340 Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 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) [2022-11-21 16:23:37,578 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 519 states and 851 transitions. cyclomatic complexity: 340. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 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) Result 1231 states and 2005 transitions. Complement of second has 6 states. [2022-11-21 16:23:37,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-21 16:23:37,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 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) [2022-11-21 16:23:37,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1016 transitions. [2022-11-21 16:23:37,580 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1016 transitions. Stem has 30 letters. Loop has 6 letters. [2022-11-21 16:23:37,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:23:37,581 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1016 transitions. Stem has 36 letters. Loop has 6 letters. [2022-11-21 16:23:37,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:23:37,581 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1016 transitions. Stem has 30 letters. Loop has 12 letters. [2022-11-21 16:23:37,581 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:23:37,582 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1231 states and 2005 transitions. [2022-11-21 16:23:37,589 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 428 [2022-11-21 16:23:37,594 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1231 states to 792 states and 1294 transitions. [2022-11-21 16:23:37,594 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 609 [2022-11-21 16:23:37,595 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 611 [2022-11-21 16:23:37,595 INFO L73 IsDeterministic]: Start isDeterministic. Operand 792 states and 1294 transitions. [2022-11-21 16:23:37,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:37,595 INFO L218 hiAutomatonCegarLoop]: Abstraction has 792 states and 1294 transitions. [2022-11-21 16:23:37,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 792 states and 1294 transitions. [2022-11-21 16:23:37,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 792 to 571. [2022-11-21 16:23:37,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 571 states, 571 states have (on average 1.6462346760070052) internal successors, (940), 570 states have internal predecessors, (940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:37,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 940 transitions. [2022-11-21 16:23:37,607 INFO L240 hiAutomatonCegarLoop]: Abstraction has 571 states and 940 transitions. [2022-11-21 16:23:37,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:37,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 16:23:37,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:23:37,607 INFO L87 Difference]: Start difference. First operand 571 states and 940 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:37,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:37,738 INFO L93 Difference]: Finished difference Result 1902 states and 3110 transitions. [2022-11-21 16:23:37,738 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1902 states and 3110 transitions. [2022-11-21 16:23:37,754 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 856 [2022-11-21 16:23:37,765 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1902 states to 1894 states and 3086 transitions. [2022-11-21 16:23:37,765 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1356 [2022-11-21 16:23:37,767 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1356 [2022-11-21 16:23:37,767 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1894 states and 3086 transitions. [2022-11-21 16:23:37,768 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:37,768 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1894 states and 3086 transitions. [2022-11-21 16:23:37,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1894 states and 3086 transitions. [2022-11-21 16:23:37,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1894 to 920. [2022-11-21 16:23:37,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 920 states, 920 states have (on average 1.6489130434782608) internal successors, (1517), 919 states have internal predecessors, (1517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:37,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1517 transitions. [2022-11-21 16:23:37,832 INFO L240 hiAutomatonCegarLoop]: Abstraction has 920 states and 1517 transitions. [2022-11-21 16:23:37,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:37,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:23:37,834 INFO L428 stractBuchiCegarLoop]: Abstraction has 920 states and 1517 transitions. [2022-11-21 16:23:37,834 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-21 16:23:37,834 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 920 states and 1517 transitions. [2022-11-21 16:23:37,839 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 214 [2022-11-21 16:23:37,839 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:37,839 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:37,841 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:37,841 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, 1, 1] [2022-11-21 16:23:37,842 INFO L748 eck$LassoCheckResult]: Stem: 16369#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 16357#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 16331#L71-2 assume !!(add_history_type_~var~0#1 < 3); 16290#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16158#L126 assume 0 == read_history_bool_~history_id#1; 16159#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 15935#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16086#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 16108#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 16109#L71-2 assume !!(add_history_type_~var~0#1 < 3); 16332#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16512#L126 assume 0 == read_history_bool_~history_id#1; 16506#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16501#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16500#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 16499#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 16498#L71-2 assume !!(add_history_type_~var~0#1 < 3); 16429#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16481#L126 assume 0 == read_history_bool_~history_id#1; 16449#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16438#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16431#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 16430#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 16428#L71-2 assume !(add_history_type_~var~0#1 < 3); 16187#L71-3 add_history_type_#res#1 := 1; 16188#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 16345#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 16230#L71-6 assume !!(add_history_type_~var~0#1 < 3); 16232#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16343#L126-3 assume 0 == read_history_bool_~history_id#1; 16333#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 15937#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16315#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 15823#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 16223#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 16224#L71-10 assume !!(add_history_type_~var~0#1 < 3); 16039#L72-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 15899#L126-6 assume 0 == read_history_bool_~history_id#1; 15900#L127-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 15869#L158-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16167#L74-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 16140#L98-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 16119#L218 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 16120#L71-14 assume !!(add_history_type_~var~0#1 < 3); 16249#L72-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16063#L126-9 assume 0 == read_history_bool_~history_id#1; 16064#L127-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 16200#L158-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 16358#L74-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 15949#L98-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 15983#L222 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 15984#L225 main_#t~ret55#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret55#1;havoc main_#t~ret55#1; 16170#L496 assume !(0 == main_~i2~0#1); 16171#L496-2 ~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 16097#L504-2 [2022-11-21 16:23:37,842 INFO L750 eck$LassoCheckResult]: Loop: 16097#L504-2 assume !!(main_~i2~0#1 < 10);assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~nondet32#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 16184#L181 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 15965#L191-2 assume { :end_inline_write_history_bool } true; 15966#L345 assume 0 != ~gate1Failed~0 % 256;~g1v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 - 256); 16101#L364 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet33#1, gate2_each_pals_period_#t~nondet34#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet33#1;havoc gate2_each_pals_period_#t~nondet33#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 15911#L181-2 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 15912#L191-5 assume { :end_inline_write_history_bool } true; 16301#L376 assume 0 != ~gate2Failed~0 % 256;~g2v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 - 256); 16335#L395 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet35#1, gate3_each_pals_period_#t~nondet36#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet35#1;havoc gate3_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 16305#L181-4 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 15921#L191-8 assume { :end_inline_write_history_bool } true; 15834#L407 assume 0 != ~gate3Failed~0 % 256;~g3v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 - 256); 15835#L426 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 15846#L441 assume ~VALUE1~0 == ~VALUE2~0; 15847#L442 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 15804#L461-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 16260#L166 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 16312#L166-2 assume { :end_inline_write_history_int8 } true; 16337#L467 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 16236#L249 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 16134#L255-2 assume !(0 == (if 0 == check_~tmp~2#1 then 0 else 1) % 256); 16330#L260-1 assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 16189#L126-12 assume 0 == read_history_bool_~history_id#1; 16178#L127-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 15844#L158-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 16110#L262 assume !(0 == check_~tmp___3~0#1 % 256); 16141#L262-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 16259#L106-7 assume 3 == read_history_int8_~history_id#1; 16270#L107-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 15894#L118-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 16310#L301 assume !(check_~tmp___10~0#1 > -2); 16221#L301-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 16314#L106-9 assume 3 == read_history_int8_~history_id#1; 16347#L107-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 15896#L118-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 16151#L321 assume !(check_~tmp___11~0#1 != ~nomsg~0); 15810#L321-1 check_#res#1 := 1; 16148#L333 main_#t~ret56#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret56#1;havoc main_#t~ret56#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 15877#L529-72 assume !(0 == assert_~arg#1 % 256); 15878#L524-36 assume { :end_inline_assert } true;main_#t~post57#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post57#1;havoc main_#t~post57#1; 16097#L504-2 [2022-11-21 16:23:37,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:37,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 1 times [2022-11-21 16:23:37,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:37,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911656385] [2022-11-21 16:23:37,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:37,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:37,948 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 16:23:37,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:37,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911656385] [2022-11-21 16:23:37,948 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911656385] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:37,948 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:37,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:23:37,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200947319] [2022-11-21 16:23:37,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:37,949 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:37,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:37,950 INFO L85 PathProgramCache]: Analyzing trace with hash -1072998502, now seen corresponding path program 2 times [2022-11-21 16:23:37,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:37,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842638785] [2022-11-21 16:23:37,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:37,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:37,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:37,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:37,991 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842638785] [2022-11-21 16:23:37,991 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842638785] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:37,991 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:37,991 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:23:37,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973469719] [2022-11-21 16:23:37,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:37,992 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 16:23:37,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:37,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:23:37,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:23:37,993 INFO L87 Difference]: Start difference. First operand 920 states and 1517 transitions. cyclomatic complexity: 605 Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 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) [2022-11-21 16:23:38,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:38,028 INFO L93 Difference]: Finished difference Result 1108 states and 1822 transitions. [2022-11-21 16:23:38,029 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1108 states and 1822 transitions. [2022-11-21 16:23:38,036 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 402 [2022-11-21 16:23:38,042 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1108 states to 1108 states and 1822 transitions. [2022-11-21 16:23:38,042 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 676 [2022-11-21 16:23:38,043 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 676 [2022-11-21 16:23:38,043 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1108 states and 1822 transitions. [2022-11-21 16:23:38,043 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:38,043 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1108 states and 1822 transitions. [2022-11-21 16:23:38,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states and 1822 transitions. [2022-11-21 16:23:38,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 917. [2022-11-21 16:23:38,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 917 states, 917 states have (on average 1.647764449291167) internal successors, (1511), 916 states have internal predecessors, (1511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:38,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 917 states and 1511 transitions. [2022-11-21 16:23:38,061 INFO L240 hiAutomatonCegarLoop]: Abstraction has 917 states and 1511 transitions. [2022-11-21 16:23:38,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:23:38,062 INFO L428 stractBuchiCegarLoop]: Abstraction has 917 states and 1511 transitions. [2022-11-21 16:23:38,062 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-21 16:23:38,062 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 917 states and 1511 transitions. [2022-11-21 16:23:38,067 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 211 [2022-11-21 16:23:38,068 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:38,068 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:38,072 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:38,072 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, 1, 1, 1] [2022-11-21 16:23:38,075 INFO L748 eck$LassoCheckResult]: Stem: 18406#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 18391#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 18364#L71-2 assume !!(add_history_type_~var~0#1 < 3); 18320#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18192#L126 assume 0 == read_history_bool_~history_id#1; 18193#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 17971#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18120#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 18142#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 18143#L71-2 assume !!(add_history_type_~var~0#1 < 3); 18365#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18607#L126 assume 0 == read_history_bool_~history_id#1; 18603#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18598#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18597#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 18596#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 18593#L71-2 assume !!(add_history_type_~var~0#1 < 3); 18513#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18591#L126 assume 0 == read_history_bool_~history_id#1; 18588#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18582#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18579#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 18573#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 18512#L71-2 assume !(add_history_type_~var~0#1 < 3); 18221#L71-3 add_history_type_#res#1 := 1; 18222#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 18381#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 18263#L71-6 assume !!(add_history_type_~var~0#1 < 3); 18265#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18378#L126-3 assume 0 == read_history_bool_~history_id#1; 18366#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 17973#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18347#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 17860#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 18257#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 18206#L71-10 assume !!(add_history_type_~var~0#1 < 3); 18073#L72-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 17936#L126-6 assume 0 == read_history_bool_~history_id#1; 17937#L127-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 17906#L158-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18201#L74-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 18174#L98-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 18153#L218 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 18154#L71-14 assume !!(add_history_type_~var~0#1 < 3); 18279#L72-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18097#L126-9 assume 0 == read_history_bool_~history_id#1; 18098#L127-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 18234#L158-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 18392#L74-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 17985#L98-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 18019#L222 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 18020#L225 main_#t~ret55#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret55#1;havoc main_#t~ret55#1; 18204#L496 assume !(0 == main_~i2~0#1); 18205#L496-2 ~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 18131#L504-2 [2022-11-21 16:23:38,075 INFO L750 eck$LassoCheckResult]: Loop: 18131#L504-2 assume !!(main_~i2~0#1 < 10);assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~nondet32#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 18218#L181 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 18001#L191-2 assume { :end_inline_write_history_bool } true; 18002#L345 assume 0 != ~gate1Failed~0 % 256;~g1v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 - 256); 18135#L364 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet33#1, gate2_each_pals_period_#t~nondet34#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet33#1;havoc gate2_each_pals_period_#t~nondet33#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 17948#L181-2 assume !(0 == write_history_bool_~history_id#1); 17949#L186-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 18096#L191-5 assume { :end_inline_write_history_bool } true; 18332#L376 assume 0 != ~gate2Failed~0 % 256;~g2v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 - 256); 18368#L395 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet35#1, gate3_each_pals_period_#t~nondet36#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet35#1;havoc gate3_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 18336#L181-4 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 17957#L191-8 assume { :end_inline_write_history_bool } true; 17871#L407 assume 0 != ~gate3Failed~0 % 256;~g3v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 - 256); 17872#L426 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 17883#L441 assume ~VALUE1~0 == ~VALUE2~0; 17884#L442 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 17841#L461-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 18290#L166 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 18344#L166-2 assume { :end_inline_write_history_int8 } true; 18370#L467 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 18268#L249 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 18168#L255-2 assume !(0 == (if 0 == check_~tmp~2#1 then 0 else 1) % 256); 18363#L260-1 assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 18223#L126-12 assume 0 == read_history_bool_~history_id#1; 18212#L127-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 17881#L158-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 18144#L262 assume !(0 == check_~tmp___3~0#1 % 256); 18175#L262-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 18289#L106-7 assume 3 == read_history_int8_~history_id#1; 18301#L107-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 17931#L118-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 18341#L301 assume !(check_~tmp___10~0#1 > -2); 18255#L301-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 18346#L106-9 assume 3 == read_history_int8_~history_id#1; 18383#L107-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 17933#L118-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 18185#L321 assume !(check_~tmp___11~0#1 != ~nomsg~0); 17847#L321-1 check_#res#1 := 1; 18182#L333 main_#t~ret56#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret56#1;havoc main_#t~ret56#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 17914#L529-72 assume !(0 == assert_~arg#1 % 256); 17915#L524-36 assume { :end_inline_assert } true;main_#t~post57#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post57#1;havoc main_#t~post57#1; 18131#L504-2 [2022-11-21 16:23:38,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:38,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 2 times [2022-11-21 16:23:38,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:38,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732596072] [2022-11-21 16:23:38,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:38,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:38,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:38,221 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 16:23:38,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:38,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732596072] [2022-11-21 16:23:38,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732596072] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:38,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:38,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:23:38,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832023813] [2022-11-21 16:23:38,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:38,227 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:38,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:38,228 INFO L85 PathProgramCache]: Analyzing trace with hash 328449945, now seen corresponding path program 1 times [2022-11-21 16:23:38,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:38,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780128996] [2022-11-21 16:23:38,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:38,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:38,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:38,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:38,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:38,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780128996] [2022-11-21 16:23:38,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780128996] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:38,278 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:38,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:23:38,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783931654] [2022-11-21 16:23:38,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:38,281 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 16:23:38,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:38,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:23:38,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:23:38,282 INFO L87 Difference]: Start difference. First operand 917 states and 1511 transitions. cyclomatic complexity: 602 Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:38,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:38,310 INFO L93 Difference]: Finished difference Result 924 states and 1519 transitions. [2022-11-21 16:23:38,310 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 924 states and 1519 transitions. [2022-11-21 16:23:38,317 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-11-21 16:23:38,323 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 924 states to 924 states and 1519 transitions. [2022-11-21 16:23:38,323 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 492 [2022-11-21 16:23:38,323 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 492 [2022-11-21 16:23:38,324 INFO L73 IsDeterministic]: Start isDeterministic. Operand 924 states and 1519 transitions. [2022-11-21 16:23:38,324 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:38,324 INFO L218 hiAutomatonCegarLoop]: Abstraction has 924 states and 1519 transitions. [2022-11-21 16:23:38,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states and 1519 transitions. [2022-11-21 16:23:38,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 915. [2022-11-21 16:23:38,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 915 states, 915 states have (on average 1.6459016393442623) internal successors, (1506), 914 states have internal predecessors, (1506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:38,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 915 states and 1506 transitions. [2022-11-21 16:23:38,346 INFO L240 hiAutomatonCegarLoop]: Abstraction has 915 states and 1506 transitions. [2022-11-21 16:23:38,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:23:38,347 INFO L428 stractBuchiCegarLoop]: Abstraction has 915 states and 1506 transitions. [2022-11-21 16:23:38,347 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-21 16:23:38,347 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 915 states and 1506 transitions. [2022-11-21 16:23:38,377 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 209 [2022-11-21 16:23:38,378 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:38,378 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:38,380 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:38,380 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, 1, 1, 1, 1, 1] [2022-11-21 16:23:38,381 INFO L748 eck$LassoCheckResult]: Stem: 20255#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 20241#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 20213#L71-2 assume !!(add_history_type_~var~0#1 < 3); 20214#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20595#L126 assume 0 == read_history_bool_~history_id#1; 20591#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 19970#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 19971#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 19993#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 19994#L71-2 assume !!(add_history_type_~var~0#1 < 3); 20170#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20044#L126 assume 0 == read_history_bool_~history_id#1; 20045#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 19821#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20586#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 20585#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 20584#L71-2 assume !!(add_history_type_~var~0#1 < 3); 20569#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20583#L126 assume 0 == read_history_bool_~history_id#1; 20577#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20572#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20571#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 20570#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 20568#L71-2 assume !(add_history_type_~var~0#1 < 3); 20071#L71-3 add_history_type_#res#1 := 1; 20072#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 20227#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 20113#L71-6 assume !!(add_history_type_~var~0#1 < 3); 20115#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20225#L126-3 assume 0 == read_history_bool_~history_id#1; 20215#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 19823#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20197#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 19710#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 20107#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 20057#L71-10 assume !!(add_history_type_~var~0#1 < 3); 19923#L72-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 19786#L126-6 assume 0 == read_history_bool_~history_id#1; 19787#L127-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 19756#L158-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20052#L74-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 20026#L98-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 20004#L218 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 20005#L71-14 assume !!(add_history_type_~var~0#1 < 3); 20130#L72-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 19947#L126-9 assume 0 == read_history_bool_~history_id#1; 19948#L127-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 20084#L158-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 20242#L74-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 19835#L98-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 19869#L222 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 19870#L225 main_#t~ret55#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret55#1;havoc main_#t~ret55#1; 20055#L496 assume !(0 == main_~i2~0#1); 20056#L496-2 ~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 19982#L504-2 [2022-11-21 16:23:38,382 INFO L750 eck$LassoCheckResult]: Loop: 19982#L504-2 assume !!(main_~i2~0#1 < 10);assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~nondet32#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 20068#L181 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 19851#L191-2 assume { :end_inline_write_history_bool } true; 19852#L345 assume 0 != ~gate1Failed~0 % 256;~g1v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 - 256); 19986#L364 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet33#1, gate2_each_pals_period_#t~nondet34#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet33#1;havoc gate2_each_pals_period_#t~nondet33#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 19798#L181-2 assume !(0 == write_history_bool_~history_id#1); 19799#L186-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 19946#L191-5 assume { :end_inline_write_history_bool } true; 20181#L376 assume 0 != ~gate2Failed~0 % 256;~g2v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 - 256); 20217#L395 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet35#1, gate3_each_pals_period_#t~nondet36#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet35#1;havoc gate3_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 20185#L181-4 assume !(0 == write_history_bool_~history_id#1); 19972#L186-4 assume !(1 == write_history_bool_~history_id#1); 19973#L191-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 19807#L191-8 assume { :end_inline_write_history_bool } true; 19721#L407 assume 0 != ~gate3Failed~0 % 256;~g3v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 - 256); 19722#L426 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 19733#L441 assume ~VALUE1~0 == ~VALUE2~0; 19734#L442 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 19691#L461-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 20141#L166 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 20194#L166-2 assume { :end_inline_write_history_int8 } true; 20219#L467 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 20119#L249 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 20020#L255-2 assume !(0 == (if 0 == check_~tmp~2#1 then 0 else 1) % 256); 20212#L260-1 assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 20073#L126-12 assume 0 == read_history_bool_~history_id#1; 20063#L127-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 19731#L158-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 19995#L262 assume !(0 == check_~tmp___3~0#1 % 256); 20027#L262-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 20140#L106-7 assume 3 == read_history_int8_~history_id#1; 20151#L107-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 19781#L118-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 20191#L301 assume !(check_~tmp___10~0#1 > -2); 20105#L301-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 20196#L106-9 assume 3 == read_history_int8_~history_id#1; 20229#L107-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 19783#L118-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 20037#L321 assume !(check_~tmp___11~0#1 != ~nomsg~0); 19697#L321-1 check_#res#1 := 1; 20034#L333 main_#t~ret56#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret56#1;havoc main_#t~ret56#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 19764#L529-72 assume !(0 == assert_~arg#1 % 256); 19765#L524-36 assume { :end_inline_assert } true;main_#t~post57#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post57#1;havoc main_#t~post57#1; 19982#L504-2 [2022-11-21 16:23:38,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:38,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 3 times [2022-11-21 16:23:38,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:38,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953101201] [2022-11-21 16:23:38,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:38,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:38,499 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 16:23:38,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:38,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953101201] [2022-11-21 16:23:38,500 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953101201] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:38,500 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:38,501 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:23:38,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70883028] [2022-11-21 16:23:38,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:38,501 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:38,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:38,502 INFO L85 PathProgramCache]: Analyzing trace with hash 861215390, now seen corresponding path program 1 times [2022-11-21 16:23:38,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:38,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737023971] [2022-11-21 16:23:38,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:38,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:38,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:38,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:38,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:38,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737023971] [2022-11-21 16:23:38,570 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737023971] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:38,570 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:38,570 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:23:38,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231884393] [2022-11-21 16:23:38,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:38,571 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 16:23:38,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:38,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:23:38,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:23:38,572 INFO L87 Difference]: Start difference. First operand 915 states and 1506 transitions. cyclomatic complexity: 599 Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:38,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:38,603 INFO L93 Difference]: Finished difference Result 1110 states and 1818 transitions. [2022-11-21 16:23:38,603 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1110 states and 1818 transitions. [2022-11-21 16:23:38,612 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 404 [2022-11-21 16:23:38,619 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1110 states to 1110 states and 1818 transitions. [2022-11-21 16:23:38,619 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 678 [2022-11-21 16:23:38,620 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 678 [2022-11-21 16:23:38,621 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1110 states and 1818 transitions. [2022-11-21 16:23:38,621 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:38,621 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1110 states and 1818 transitions. [2022-11-21 16:23:38,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1110 states and 1818 transitions. [2022-11-21 16:23:38,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1110 to 953. [2022-11-21 16:23:38,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 953 states, 953 states have (on average 1.6369359916054564) internal successors, (1560), 952 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:38,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 953 states and 1560 transitions. [2022-11-21 16:23:38,640 INFO L240 hiAutomatonCegarLoop]: Abstraction has 953 states and 1560 transitions. [2022-11-21 16:23:38,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:23:38,642 INFO L428 stractBuchiCegarLoop]: Abstraction has 953 states and 1560 transitions. [2022-11-21 16:23:38,642 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-21 16:23:38,642 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 953 states and 1560 transitions. [2022-11-21 16:23:38,648 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 247 [2022-11-21 16:23:38,649 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:38,649 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:38,651 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:38,652 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, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:38,652 INFO L748 eck$LassoCheckResult]: Stem: 22296#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 22283#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 22253#L71-2 assume !!(add_history_type_~var~0#1 < 3); 22209#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22079#L126 assume 0 == read_history_bool_~history_id#1; 22080#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 21855#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22005#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 22027#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 22028#L71-2 assume !!(add_history_type_~var~0#1 < 3); 22254#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22456#L126 assume 0 == read_history_bool_~history_id#1; 22436#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22431#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22430#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 22429#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 22428#L71-2 assume !!(add_history_type_~var~0#1 < 3); 22400#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22427#L126 assume 0 == read_history_bool_~history_id#1; 22410#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22404#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22403#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 22402#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 22399#L71-2 assume !(add_history_type_~var~0#1 < 3); 22107#L71-3 add_history_type_#res#1 := 1; 22108#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 22270#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 22152#L71-6 assume !!(add_history_type_~var~0#1 < 3); 22154#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22267#L126-3 assume 0 == read_history_bool_~history_id#1; 22255#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 21857#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22236#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 21744#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 22145#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 22092#L71-10 assume !!(add_history_type_~var~0#1 < 3); 21957#L72-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 21820#L126-6 assume 0 == read_history_bool_~history_id#1; 21821#L127-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 21790#L158-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22087#L74-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 22059#L98-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 22038#L218 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 22039#L71-14 assume !!(add_history_type_~var~0#1 < 3); 22168#L72-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 21981#L126-9 assume 0 == read_history_bool_~history_id#1; 21982#L127-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 22121#L158-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 22284#L74-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 21869#L98-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 21903#L222 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 21904#L225 main_#t~ret55#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret55#1;havoc main_#t~ret55#1; 22090#L496 assume !(0 == main_~i2~0#1); 22091#L496-2 ~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 22016#L504-2 [2022-11-21 16:23:38,652 INFO L750 eck$LassoCheckResult]: Loop: 22016#L504-2 assume !!(main_~i2~0#1 < 10);assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~nondet32#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 22104#L181 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 21885#L191-2 assume { :end_inline_write_history_bool } true; 21886#L345 assume 0 != ~gate1Failed~0 % 256;~g1v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 - 256); 22147#L364 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet33#1, gate2_each_pals_period_#t~nondet34#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet33#1;havoc gate2_each_pals_period_#t~nondet33#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 21832#L181-2 assume !(0 == write_history_bool_~history_id#1); 21833#L186-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 21980#L191-5 assume { :end_inline_write_history_bool } true; 22222#L376 assume 0 != ~gate2Failed~0 % 256;~g2v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 - 256); 22257#L395 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet35#1, gate3_each_pals_period_#t~nondet36#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet35#1;havoc gate3_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 22226#L181-4 assume !(0 == write_history_bool_~history_id#1); 22006#L186-4 assume !(1 == write_history_bool_~history_id#1); 22007#L191-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 21841#L191-8 assume { :end_inline_write_history_bool } true; 21755#L407 assume 0 != ~gate3Failed~0 % 256;~g3v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 - 256); 21756#L426 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 21767#L441 assume ~VALUE1~0 == ~VALUE2~0; 21768#L442 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 21725#L461-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 22179#L166 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 22233#L166-2 assume { :end_inline_write_history_int8 } true; 22259#L467 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 22157#L249 assume !(0 == ~gate1Failed~0 % 256); 22052#L252 assume 0 == ~gate2Failed~0 % 256;check_~tmp~2#1 := 1; 22053#L255-2 assume !(0 == (if 0 == check_~tmp~2#1 then 0 else 1) % 256); 22252#L260-1 assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 22109#L126-12 assume 0 == read_history_bool_~history_id#1; 22098#L127-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 21765#L158-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 22029#L262 assume !(0 == check_~tmp___3~0#1 % 256); 22060#L262-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 22178#L106-7 assume 3 == read_history_int8_~history_id#1; 22190#L107-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 21815#L118-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 22231#L301 assume !(check_~tmp___10~0#1 > -2); 22143#L301-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 22235#L106-9 assume 3 == read_history_int8_~history_id#1; 22274#L107-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 21817#L118-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 22072#L321 assume !(check_~tmp___11~0#1 != ~nomsg~0); 21731#L321-1 check_#res#1 := 1; 22069#L333 main_#t~ret56#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret56#1;havoc main_#t~ret56#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 21798#L529-72 assume !(0 == assert_~arg#1 % 256); 21799#L524-36 assume { :end_inline_assert } true;main_#t~post57#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post57#1;havoc main_#t~post57#1; 22016#L504-2 [2022-11-21 16:23:38,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:38,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 4 times [2022-11-21 16:23:38,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:38,653 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126927602] [2022-11-21 16:23:38,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:38,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:38,739 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 16:23:38,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:38,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126927602] [2022-11-21 16:23:38,740 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126927602] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:38,740 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:38,740 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:23:38,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279348653] [2022-11-21 16:23:38,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:38,741 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:38,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:38,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1086468124, now seen corresponding path program 1 times [2022-11-21 16:23:38,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:38,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071846033] [2022-11-21 16:23:38,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:38,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:38,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:38,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:38,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071846033] [2022-11-21 16:23:38,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071846033] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:38,776 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:38,777 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:23:38,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125643227] [2022-11-21 16:23:38,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:38,777 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 16:23:38,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:38,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:23:38,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:23:38,778 INFO L87 Difference]: Start difference. First operand 953 states and 1560 transitions. cyclomatic complexity: 615 Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:38,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:38,803 INFO L93 Difference]: Finished difference Result 1181 states and 1921 transitions. [2022-11-21 16:23:38,803 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1181 states and 1921 transitions. [2022-11-21 16:23:38,810 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 475 [2022-11-21 16:23:38,816 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1181 states to 1181 states and 1921 transitions. [2022-11-21 16:23:38,816 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 749 [2022-11-21 16:23:38,817 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 749 [2022-11-21 16:23:38,817 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1181 states and 1921 transitions. [2022-11-21 16:23:38,817 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:38,817 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1181 states and 1921 transitions. [2022-11-21 16:23:38,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1181 states and 1921 transitions. [2022-11-21 16:23:38,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1181 to 1010. [2022-11-21 16:23:38,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1010 states, 1010 states have (on average 1.6257425742574256) internal successors, (1642), 1009 states have internal predecessors, (1642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:38,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1642 transitions. [2022-11-21 16:23:38,836 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1010 states and 1642 transitions. [2022-11-21 16:23:38,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:23:38,837 INFO L428 stractBuchiCegarLoop]: Abstraction has 1010 states and 1642 transitions. [2022-11-21 16:23:38,837 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-21 16:23:38,838 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1010 states and 1642 transitions. [2022-11-21 16:23:38,842 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 304 [2022-11-21 16:23:38,842 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:38,842 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:38,843 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:38,843 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, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:38,844 INFO L748 eck$LassoCheckResult]: Stem: 24450#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 24435#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 24405#L71-2 assume !!(add_history_type_~var~0#1 < 3); 24359#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24227#L126 assume 0 == read_history_bool_~history_id#1; 24228#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 23999#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24152#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 24174#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 24175#L71-2 assume !!(add_history_type_~var~0#1 < 3); 24406#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24661#L126 assume 0 == read_history_bool_~history_id#1; 24657#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24648#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24640#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 24638#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 24636#L71-2 assume !!(add_history_type_~var~0#1 < 3); 24527#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24634#L126 assume 0 == read_history_bool_~history_id#1; 24628#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24622#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24543#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 24528#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 24526#L71-2 assume !(add_history_type_~var~0#1 < 3); 24254#L71-3 add_history_type_#res#1 := 1; 24255#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 24421#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 24298#L71-6 assume !!(add_history_type_~var~0#1 < 3); 24300#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24418#L126-3 assume 0 == read_history_bool_~history_id#1; 24407#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24001#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24387#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 23887#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 24291#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 24240#L71-10 assume !!(add_history_type_~var~0#1 < 3); 24104#L72-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24105#L126-6 assume 0 == read_history_bool_~history_id#1; 24448#L127-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 23933#L158-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24235#L74-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 24206#L98-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 24185#L218 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 24186#L71-14 assume !!(add_history_type_~var~0#1 < 3); 24314#L72-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24129#L126-9 assume 0 == read_history_bool_~history_id#1; 24130#L127-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 24267#L158-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 24436#L74-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 24013#L98-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 24047#L222 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 24048#L225 main_#t~ret55#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret55#1;havoc main_#t~ret55#1; 24238#L496 assume !(0 == main_~i2~0#1); 24239#L496-2 ~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 24163#L504-2 [2022-11-21 16:23:38,844 INFO L750 eck$LassoCheckResult]: Loop: 24163#L504-2 assume !!(main_~i2~0#1 < 10);assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~nondet32#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 24251#L181 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 24029#L191-2 assume { :end_inline_write_history_bool } true; 24030#L345 assume 0 != ~gate1Failed~0 % 256;~g1v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 - 256); 24293#L364 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet33#1, gate2_each_pals_period_#t~nondet34#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet33#1;havoc gate2_each_pals_period_#t~nondet33#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 23975#L181-2 assume !(0 == write_history_bool_~history_id#1); 23976#L186-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 24128#L191-5 assume { :end_inline_write_history_bool } true; 24370#L376 assume 0 != ~gate2Failed~0 % 256;~g2v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 - 256); 24422#L395 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet35#1, gate3_each_pals_period_#t~nondet36#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet35#1;havoc gate3_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 24846#L181-4 assume !(0 == write_history_bool_~history_id#1); 24845#L186-4 assume !(1 == write_history_bool_~history_id#1); 24844#L191-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 24843#L191-8 assume { :end_inline_write_history_bool } true; 24837#L407 assume 0 != ~gate3Failed~0 % 256;~g3v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 - 256); 24836#L426 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 24835#L441 assume ~VALUE1~0 == ~VALUE2~0; 24830#L442 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 24826#L461-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 24383#L166 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 24384#L166-2 assume { :end_inline_write_history_int8 } true; 24411#L467 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 24303#L249 assume !(0 == ~gate1Failed~0 % 256); 24200#L252 assume !(0 == ~gate2Failed~0 % 256); 24201#L255 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 24318#L255-2 assume !(0 == (if 0 == check_~tmp~2#1 then 0 else 1) % 256); 24404#L260-1 assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 24256#L126-12 assume 0 == read_history_bool_~history_id#1; 24246#L127-12 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 23908#L158-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 24176#L262 assume !(0 == check_~tmp___3~0#1 % 256); 24207#L262-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 24325#L106-7 assume 3 == read_history_int8_~history_id#1; 24337#L107-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 23958#L118-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 24379#L301 assume !(check_~tmp___10~0#1 > -2); 24289#L301-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 24386#L106-9 assume 3 == read_history_int8_~history_id#1; 24426#L107-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 23960#L118-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 24220#L321 assume !(check_~tmp___11~0#1 != ~nomsg~0); 23874#L321-1 check_#res#1 := 1; 24217#L333 main_#t~ret56#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret56#1;havoc main_#t~ret56#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 23941#L529-72 assume !(0 == assert_~arg#1 % 256); 23942#L524-36 assume { :end_inline_assert } true;main_#t~post57#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post57#1;havoc main_#t~post57#1; 24163#L504-2 [2022-11-21 16:23:38,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:38,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 5 times [2022-11-21 16:23:38,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:38,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77198587] [2022-11-21 16:23:38,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:38,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:38,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:38,913 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 16:23:38,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:38,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77198587] [2022-11-21 16:23:38,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77198587] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:38,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:38,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:23:38,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285631151] [2022-11-21 16:23:38,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:38,915 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:38,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:38,916 INFO L85 PathProgramCache]: Analyzing trace with hash 958824677, now seen corresponding path program 1 times [2022-11-21 16:23:38,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:38,916 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542030332] [2022-11-21 16:23:38,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:38,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:38,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:38,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:38,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542030332] [2022-11-21 16:23:38,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542030332] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:38,978 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:38,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:23:38,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562598220] [2022-11-21 16:23:38,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:38,979 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 16:23:38,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:38,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:23:38,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:23:38,980 INFO L87 Difference]: Start difference. First operand 1010 states and 1642 transitions. cyclomatic complexity: 640 Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:39,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:39,375 INFO L93 Difference]: Finished difference Result 1451 states and 2253 transitions. [2022-11-21 16:23:39,375 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1451 states and 2253 transitions. [2022-11-21 16:23:39,383 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 313 [2022-11-21 16:23:39,391 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1451 states to 1451 states and 2253 transitions. [2022-11-21 16:23:39,391 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 852 [2022-11-21 16:23:39,395 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 852 [2022-11-21 16:23:39,395 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1451 states and 2253 transitions. [2022-11-21 16:23:39,396 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:39,396 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1451 states and 2253 transitions. [2022-11-21 16:23:39,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states and 2253 transitions. [2022-11-21 16:23:39,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1010. [2022-11-21 16:23:39,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1010 states, 1010 states have (on average 1.607920792079208) internal successors, (1624), 1009 states have internal predecessors, (1624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:39,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1624 transitions. [2022-11-21 16:23:39,421 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1010 states and 1624 transitions. [2022-11-21 16:23:39,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:23:39,423 INFO L428 stractBuchiCegarLoop]: Abstraction has 1010 states and 1624 transitions. [2022-11-21 16:23:39,423 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-21 16:23:39,423 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1010 states and 1624 transitions. [2022-11-21 16:23:39,427 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 304 [2022-11-21 16:23:39,428 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:39,428 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:39,435 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:39,435 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:39,435 INFO L748 eck$LassoCheckResult]: Stem: 26954#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 26931#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 26895#L71-2 assume !!(add_history_type_~var~0#1 < 3); 26896#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27246#L126 assume 0 == read_history_bool_~history_id#1; 26764#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 26471#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 26626#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 26649#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 26650#L71-2 assume !!(add_history_type_~var~0#1 < 3); 26841#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 26702#L126 assume 0 == read_history_bool_~history_id#1; 26703#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27239#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 27234#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 27232#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 27231#L71-2 assume !!(add_history_type_~var~0#1 < 3); 27209#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 27230#L126 assume 0 == read_history_bool_~history_id#1; 27224#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 27216#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 27214#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 27212#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 27208#L71-2 assume !(add_history_type_~var~0#1 < 3); 26730#L71-3 add_history_type_#res#1 := 1; 26731#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 26912#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 26776#L71-6 assume !!(add_history_type_~var~0#1 < 3); 26778#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 26909#L126-3 assume 0 == read_history_bool_~history_id#1; 26897#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 26473#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 26874#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 26359#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 26767#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 26768#L71-10 assume !!(add_history_type_~var~0#1 < 3); 26577#L72-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 26578#L126-6 assume 0 == read_history_bool_~history_id#1; 26951#L127-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 26403#L158-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 26710#L74-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 26682#L98-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 26661#L218 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 26662#L71-14 assume !!(add_history_type_~var~0#1 < 3); 26795#L72-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 26602#L126-9 assume 0 == read_history_bool_~history_id#1; 26603#L127-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 26743#L158-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 26932#L74-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 26485#L98-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 26519#L222 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 26520#L225 main_#t~ret55#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret55#1;havoc main_#t~ret55#1; 26713#L496 assume !(0 == main_~i2~0#1); 26714#L496-2 ~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 26637#L504-2 [2022-11-21 16:23:39,436 INFO L750 eck$LassoCheckResult]: Loop: 26637#L504-2 assume !!(main_~i2~0#1 < 10);assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~nondet32#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 26727#L181 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 26501#L191-2 assume { :end_inline_write_history_bool } true; 26502#L345 assume 0 != ~gate1Failed~0 % 256;~g1v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 - 256); 26770#L364 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet33#1, gate2_each_pals_period_#t~nondet34#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet33#1;havoc gate2_each_pals_period_#t~nondet33#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 26447#L181-2 assume !(0 == write_history_bool_~history_id#1); 26448#L186-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 26601#L191-5 assume { :end_inline_write_history_bool } true; 26855#L376 assume 0 != ~gate2Failed~0 % 256;~g2v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 - 256); 26913#L395 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet35#1, gate3_each_pals_period_#t~nondet36#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet35#1;havoc gate3_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 27317#L181-4 assume !(0 == write_history_bool_~history_id#1); 27316#L186-4 assume !(1 == write_history_bool_~history_id#1); 27315#L191-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 27314#L191-8 assume { :end_inline_write_history_bool } true; 27308#L407 assume 0 != ~gate3Failed~0 % 256;~g3v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 - 256); 27306#L426 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 27304#L441 assume ~VALUE1~0 == ~VALUE2~0; 26920#L442 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 26341#L461-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 26808#L166 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 27248#L166-2 assume { :end_inline_write_history_int8 } true; 27247#L467 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 27210#L249 assume !(0 == ~gate1Failed~0 % 256); 26676#L252 assume !(0 == ~gate2Failed~0 % 256); 26677#L255 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 26800#L255-2 assume !(0 == (if 0 == check_~tmp~2#1 then 0 else 1) % 256); 26894#L260-1 assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 26732#L126-12 assume 0 == read_history_bool_~history_id#1; 26722#L127-12 assume !(0 == read_history_bool_~historyIndex#1); 26694#L130-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 26411#L158-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 26651#L262 assume !(0 == check_~tmp___3~0#1 % 256); 26683#L262-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 26807#L106-7 assume 3 == read_history_int8_~history_id#1; 26818#L107-7 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 26429#L118-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 26866#L301 assume !(check_~tmp___10~0#1 > -2); 26765#L301-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 26873#L106-9 assume 3 == read_history_int8_~history_id#1; 26915#L107-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 26431#L118-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 26695#L321 assume !(check_~tmp___11~0#1 != ~nomsg~0); 26347#L321-1 check_#res#1 := 1; 26692#L333 main_#t~ret56#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret56#1;havoc main_#t~ret56#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 26412#L529-72 assume !(0 == assert_~arg#1 % 256); 26413#L524-36 assume { :end_inline_assert } true;main_#t~post57#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post57#1;havoc main_#t~post57#1; 26637#L504-2 [2022-11-21 16:23:39,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:39,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 6 times [2022-11-21 16:23:39,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:39,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296576179] [2022-11-21 16:23:39,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:39,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:39,532 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 16:23:39,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:39,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296576179] [2022-11-21 16:23:39,533 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296576179] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:39,533 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:39,533 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:23:39,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451009297] [2022-11-21 16:23:39,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:39,533 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:39,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:39,534 INFO L85 PathProgramCache]: Analyzing trace with hash 776218533, now seen corresponding path program 1 times [2022-11-21 16:23:39,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:39,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567368482] [2022-11-21 16:23:39,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:39,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:39,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:39,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:39,597 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567368482] [2022-11-21 16:23:39,597 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567368482] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:39,597 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:39,597 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 16:23:39,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3862437] [2022-11-21 16:23:39,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:39,599 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 16:23:39,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:39,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 16:23:39,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 16:23:39,600 INFO L87 Difference]: Start difference. First operand 1010 states and 1624 transitions. cyclomatic complexity: 622 Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:39,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:39,755 INFO L93 Difference]: Finished difference Result 1830 states and 2940 transitions. [2022-11-21 16:23:39,755 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1830 states and 2940 transitions. [2022-11-21 16:23:39,771 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 579 [2022-11-21 16:23:39,780 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1830 states to 1830 states and 2940 transitions. [2022-11-21 16:23:39,780 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1095 [2022-11-21 16:23:39,781 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1095 [2022-11-21 16:23:39,781 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1830 states and 2940 transitions. [2022-11-21 16:23:39,782 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:39,782 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1830 states and 2940 transitions. [2022-11-21 16:23:39,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1830 states and 2940 transitions. [2022-11-21 16:23:39,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1830 to 1010. [2022-11-21 16:23:39,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1010 states, 1010 states have (on average 1.606930693069307) internal successors, (1623), 1009 states have internal predecessors, (1623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:39,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1623 transitions. [2022-11-21 16:23:39,811 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1010 states and 1623 transitions. [2022-11-21 16:23:39,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:23:39,812 INFO L428 stractBuchiCegarLoop]: Abstraction has 1010 states and 1623 transitions. [2022-11-21 16:23:39,812 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-21 16:23:39,812 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1010 states and 1623 transitions. [2022-11-21 16:23:39,818 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 304 [2022-11-21 16:23:39,818 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:39,818 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:39,821 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:39,821 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:39,821 INFO L748 eck$LassoCheckResult]: Stem: 29775#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 29757#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 29730#L71-2 assume !!(add_history_type_~var~0#1 < 3); 29681#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 29545#L126 assume 0 == read_history_bool_~history_id#1; 29546#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29322#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 29472#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 29495#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 29496#L71-2 assume !!(add_history_type_~var~0#1 < 3); 29731#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 29809#L126 assume 0 == read_history_bool_~history_id#1; 29803#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29798#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 29797#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 29796#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 29795#L71-2 assume !!(add_history_type_~var~0#1 < 3); 29780#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 29794#L126 assume 0 == read_history_bool_~history_id#1; 29788#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29783#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 29782#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 29781#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 29779#L71-2 assume !(add_history_type_~var~0#1 < 3); 29574#L71-3 add_history_type_#res#1 := 1; 29575#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 29744#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 29619#L71-6 assume !!(add_history_type_~var~0#1 < 3); 29621#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 29742#L126-3 assume 0 == read_history_bool_~history_id#1; 29732#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29324#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 29711#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 29212#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 29609#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 29558#L71-10 assume !!(add_history_type_~var~0#1 < 3); 29425#L72-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 29288#L126-6 assume 0 == read_history_bool_~history_id#1; 29289#L127-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29256#L158-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 29553#L74-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 29527#L98-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 29506#L218 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 29507#L71-14 assume !!(add_history_type_~var~0#1 < 3); 29636#L72-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 29449#L126-9 assume 0 == read_history_bool_~history_id#1; 29450#L127-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 29585#L158-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 29758#L74-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 29336#L98-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 29370#L222 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 29371#L225 main_#t~ret55#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret55#1;havoc main_#t~ret55#1; 29556#L496 assume !(0 == main_~i2~0#1); 29557#L496-2 ~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 29483#L504-2 [2022-11-21 16:23:39,821 INFO L750 eck$LassoCheckResult]: Loop: 29483#L504-2 assume !!(main_~i2~0#1 < 10);assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~nondet32#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 29569#L181 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 29352#L191-2 assume { :end_inline_write_history_bool } true; 29353#L345 assume 0 != ~gate1Failed~0 % 256;~g1v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 - 256); 29726#L364 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet33#1, gate2_each_pals_period_#t~nondet34#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet33#1;havoc gate2_each_pals_period_#t~nondet33#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 29958#L181-2 assume !(0 == write_history_bool_~history_id#1); 29957#L186-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 29956#L191-5 assume { :end_inline_write_history_bool } true; 29955#L376 assume 0 != ~gate2Failed~0 % 256;~g2v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 - 256); 29767#L395 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet35#1, gate3_each_pals_period_#t~nondet36#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet35#1;havoc gate3_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 29697#L181-4 assume !(0 == write_history_bool_~history_id#1); 29473#L186-4 assume !(1 == write_history_bool_~history_id#1); 29474#L191-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 29309#L191-8 assume { :end_inline_write_history_bool } true; 29222#L407 assume 0 != ~gate3Failed~0 % 256;~g3v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 - 256); 29223#L426 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 29233#L441 assume ~VALUE1~0 == ~VALUE2~0; 29234#L442 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 29194#L461-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 29648#L166 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 29708#L166-2 assume { :end_inline_write_history_int8 } true; 29736#L467 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 29618#L249 assume !(0 == ~gate1Failed~0 % 256); 29521#L252 assume !(0 == ~gate2Failed~0 % 256); 29522#L255 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 29640#L255-2 assume !(0 == (if 0 == check_~tmp~2#1 then 0 else 1) % 256); 29727#L260-1 assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 29572#L126-12 assume 0 == read_history_bool_~history_id#1; 29564#L127-12 assume !(0 == read_history_bool_~historyIndex#1); 29537#L130-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 29264#L158-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 29494#L262 assume !(0 == check_~tmp___3~0#1 % 256); 29528#L262-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 29647#L106-7 assume !(3 == read_history_int8_~history_id#1);assume { :begin_inline_assert } true;assert_#in~arg#1 := 0;havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 29658#L529-54 assume !(0 == assert_~arg#1 % 256); 29281#L524-27 assume { :end_inline_assert } true;read_history_int8_#res#1 := -2; 29282#L118-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 29703#L301 assume !(check_~tmp___10~0#1 > -2); 29607#L301-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 29710#L106-9 assume 3 == read_history_int8_~history_id#1; 29747#L107-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 29284#L118-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 29538#L321 assume !(check_~tmp___11~0#1 != ~nomsg~0); 29200#L321-1 check_#res#1 := 1; 29535#L333 main_#t~ret56#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret56#1;havoc main_#t~ret56#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 29265#L529-72 assume !(0 == assert_~arg#1 % 256); 29266#L524-36 assume { :end_inline_assert } true;main_#t~post57#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post57#1;havoc main_#t~post57#1; 29483#L504-2 [2022-11-21 16:23:39,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:39,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 7 times [2022-11-21 16:23:39,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:39,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642861821] [2022-11-21 16:23:39,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:39,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:39,900 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 16:23:39,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:39,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642861821] [2022-11-21 16:23:39,901 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1642861821] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:39,901 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:39,901 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:23:39,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878456815] [2022-11-21 16:23:39,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:39,902 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:39,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:39,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1096694504, now seen corresponding path program 1 times [2022-11-21 16:23:39,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:39,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616724045] [2022-11-21 16:23:39,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:39,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:39,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:39,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:39,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:39,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616724045] [2022-11-21 16:23:39,944 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616724045] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:39,944 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:39,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:23:39,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315872899] [2022-11-21 16:23:39,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:39,945 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 16:23:39,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:39,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:23:39,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:23:39,946 INFO L87 Difference]: Start difference. First operand 1010 states and 1623 transitions. cyclomatic complexity: 621 Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:39,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:39,998 INFO L93 Difference]: Finished difference Result 1679 states and 2724 transitions. [2022-11-21 16:23:39,998 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1679 states and 2724 transitions. [2022-11-21 16:23:40,010 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 286 [2022-11-21 16:23:40,018 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1679 states to 1679 states and 2724 transitions. [2022-11-21 16:23:40,019 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 972 [2022-11-21 16:23:40,020 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 972 [2022-11-21 16:23:40,020 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1679 states and 2724 transitions. [2022-11-21 16:23:40,021 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:40,021 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1679 states and 2724 transitions. [2022-11-21 16:23:40,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1679 states and 2724 transitions. [2022-11-21 16:23:40,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1679 to 968. [2022-11-21 16:23:40,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 968 states, 968 states have (on average 1.6115702479338843) internal successors, (1560), 967 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:40,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 968 states and 1560 transitions. [2022-11-21 16:23:40,077 INFO L240 hiAutomatonCegarLoop]: Abstraction has 968 states and 1560 transitions. [2022-11-21 16:23:40,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:23:40,079 INFO L428 stractBuchiCegarLoop]: Abstraction has 968 states and 1560 transitions. [2022-11-21 16:23:40,079 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-21 16:23:40,079 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 968 states and 1560 transitions. [2022-11-21 16:23:40,083 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 286 [2022-11-21 16:23:40,083 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:40,083 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:40,085 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:40,085 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:40,086 INFO L748 eck$LassoCheckResult]: Stem: 32452#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 32398#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 32292#L71-2 assume !!(add_history_type_~var~0#1 < 3); 32141#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 32142#L126 assume 0 == read_history_bool_~history_id#1; 32421#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 32353#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 32354#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 32380#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 32293#L71-2 assume !!(add_history_type_~var~0#1 < 3); 32294#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 32485#L126 assume 0 == read_history_bool_~history_id#1; 32453#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 32108#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 32475#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 32474#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 32473#L71-2 assume !!(add_history_type_~var~0#1 < 3); 32458#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 32472#L126 assume 0 == read_history_bool_~history_id#1; 32466#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 32461#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 32460#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 32459#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 32457#L71-2 assume !(add_history_type_~var~0#1 < 3); 32442#L71-3 add_history_type_#res#1 := 1; 32443#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 32336#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 31911#L71-6 assume !!(add_history_type_~var~0#1 < 3); 31913#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 32328#L126-3 assume 0 == read_history_bool_~history_id#1; 32295#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 31996#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 32231#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 31926#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 32356#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 32454#L71-10 assume !!(add_history_type_~var~0#1 < 3); 32300#L72-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 32057#L126-6 assume 0 == read_history_bool_~history_id#1; 32058#L127-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 32022#L158-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 32251#L74-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 31974#L98-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 32399#L218 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 31950#L71-14 assume !!(add_history_type_~var~0#1 < 3); 31951#L72-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 32073#L126-9 assume 0 == read_history_bool_~history_id#1; 32243#L127-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 32164#L158-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 32400#L74-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 32134#L98-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 32191#L222 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 32192#L225 main_#t~ret55#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret55#1;havoc main_#t~ret55#1; 32397#L496 assume !(0 == main_~i2~0#1); 32222#L496-2 ~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 32223#L504-2 [2022-11-21 16:23:40,086 INFO L750 eck$LassoCheckResult]: Loop: 32223#L504-2 assume !!(main_~i2~0#1 < 10);assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~nondet32#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 32226#L181 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 32131#L191-2 assume { :end_inline_write_history_bool } true; 32155#L345 assume 0 != ~gate1Failed~0 % 256;~g1v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 - 256); 32283#L364 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet33#1, gate2_each_pals_period_#t~nondet34#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet33#1;havoc gate2_each_pals_period_#t~nondet33#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 32832#L181-2 assume !(0 == write_history_bool_~history_id#1); 32334#L186-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 32335#L191-5 assume { :end_inline_write_history_bool } true; 32339#L376 assume 0 != ~gate2Failed~0 % 256;~g2v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 - 256); 32340#L395 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet35#1, gate3_each_pals_period_#t~nondet36#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet35#1;havoc gate3_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 32850#L181-4 assume !(0 == write_history_bool_~history_id#1); 32849#L186-4 assume !(1 == write_history_bool_~history_id#1); 32848#L191-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 32845#L191-8 assume { :end_inline_write_history_bool } true; 32841#L407 assume 0 != ~gate3Failed~0 % 256;~g3v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 - 256); 32840#L426 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 32839#L441 assume ~VALUE1~0 == ~VALUE2~0; 32374#L442 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 31894#L461-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 32008#L166 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 32220#L166-2 assume { :end_inline_write_history_int8 } true; 32430#L467 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 31917#L249 assume !(0 == ~gate1Failed~0 % 256); 31918#L252 assume !(0 == ~gate2Failed~0 % 256); 31965#L255 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 31966#L255-2 assume !(0 == (if 0 == check_~tmp~2#1 then 0 else 1) % 256); 32291#L260-1 assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 32426#L126-12 assume 0 == read_history_bool_~history_id#1; 32431#L127-12 assume !(0 == read_history_bool_~historyIndex#1); 32416#L130-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 32036#L158-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 32381#L262 assume !(0 == check_~tmp___3~0#1 % 256); 31949#L262-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 31999#L106-7 assume 3 == read_history_int8_~history_id#1; 32032#L107-7 assume !(0 == read_history_int8_~historyIndex#1); 32097#L110-7 assume !(1 == read_history_int8_~historyIndex#1);read_history_int8_#res#1 := ~votedValue_History_2~0; 32098#L118-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 32207#L301 assume !(check_~tmp___10~0#1 > -2); 32209#L301-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 32228#L106-9 assume 3 == read_history_int8_~history_id#1; 32365#L107-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 32366#L118-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 32417#L321 assume !(check_~tmp___11~0#1 != ~nomsg~0); 31900#L321-1 check_#res#1 := 1; 32368#L333 main_#t~ret56#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret56#1;havoc main_#t~ret56#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 32037#L529-72 assume !(0 == assert_~arg#1 % 256); 32038#L524-36 assume { :end_inline_assert } true;main_#t~post57#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post57#1;havoc main_#t~post57#1; 32223#L504-2 [2022-11-21 16:23:40,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:40,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 8 times [2022-11-21 16:23:40,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:40,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943802603] [2022-11-21 16:23:40,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:40,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:40,160 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 16:23:40,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:40,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943802603] [2022-11-21 16:23:40,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943802603] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:40,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:40,163 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:23:40,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003785608] [2022-11-21 16:23:40,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:40,166 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:40,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:40,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1261195601, now seen corresponding path program 1 times [2022-11-21 16:23:40,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:40,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753828293] [2022-11-21 16:23:40,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:40,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:40,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:40,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:40,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753828293] [2022-11-21 16:23:40,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753828293] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:40,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:40,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:23:40,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646068377] [2022-11-21 16:23:40,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:40,212 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 16:23:40,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:40,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:23:40,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:23:40,213 INFO L87 Difference]: Start difference. First operand 968 states and 1560 transitions. cyclomatic complexity: 600 Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:40,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:40,295 INFO L93 Difference]: Finished difference Result 1770 states and 2850 transitions. [2022-11-21 16:23:40,295 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1770 states and 2850 transitions. [2022-11-21 16:23:40,304 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 543 [2022-11-21 16:23:40,312 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1770 states to 1770 states and 2850 transitions. [2022-11-21 16:23:40,312 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1049 [2022-11-21 16:23:40,313 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1049 [2022-11-21 16:23:40,313 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1770 states and 2850 transitions. [2022-11-21 16:23:40,313 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:40,314 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1770 states and 2850 transitions. [2022-11-21 16:23:40,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1770 states and 2850 transitions. [2022-11-21 16:23:40,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1770 to 968. [2022-11-21 16:23:40,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 968 states, 968 states have (on average 1.6105371900826446) internal successors, (1559), 967 states have internal predecessors, (1559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:40,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 968 states and 1559 transitions. [2022-11-21 16:23:40,334 INFO L240 hiAutomatonCegarLoop]: Abstraction has 968 states and 1559 transitions. [2022-11-21 16:23:40,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:23:40,335 INFO L428 stractBuchiCegarLoop]: Abstraction has 968 states and 1559 transitions. [2022-11-21 16:23:40,335 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-21 16:23:40,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 968 states and 1559 transitions. [2022-11-21 16:23:40,339 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 286 [2022-11-21 16:23:40,339 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:40,339 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:40,340 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:40,340 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:40,340 INFO L748 eck$LassoCheckResult]: Stem: 35187#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 35130#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 35035#L71-2 assume !!(add_history_type_~var~0#1 < 3); 34885#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 34886#L126 assume 0 == read_history_bool_~history_id#1; 35152#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 34854#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 35091#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 35112#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 35036#L71-2 assume !!(add_history_type_~var~0#1 < 3); 35037#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 35218#L126 assume 0 == read_history_bool_~history_id#1; 35212#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 35207#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 35206#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 35205#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 35204#L71-2 assume !!(add_history_type_~var~0#1 < 3); 35189#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 35203#L126 assume 0 == read_history_bool_~history_id#1; 35197#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 35192#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 35191#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 35190#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 35188#L71-2 assume !(add_history_type_~var~0#1 < 3); 35177#L71-3 add_history_type_#res#1 := 1; 35178#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 35078#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 34658#L71-6 assume !!(add_history_type_~var~0#1 < 3); 34660#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 35072#L126-3 assume 0 == read_history_bool_~history_id#1; 35038#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 34743#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 34976#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 34673#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 35093#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 35162#L71-10 assume !!(add_history_type_~var~0#1 < 3); 35043#L72-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 34803#L126-6 assume 0 == read_history_bool_~history_id#1; 34804#L127-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 34769#L158-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 34994#L74-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 34721#L98-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 35131#L218 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 34697#L71-14 assume !!(add_history_type_~var~0#1 < 3); 34698#L72-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 34819#L126-9 assume 0 == read_history_bool_~history_id#1; 34986#L127-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 34908#L158-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 35132#L74-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 34878#L98-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 34936#L222 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 34937#L225 main_#t~ret55#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret55#1;havoc main_#t~ret55#1; 35129#L496 assume !(0 == main_~i2~0#1); 34967#L496-2 ~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 34968#L504-2 [2022-11-21 16:23:40,341 INFO L750 eck$LassoCheckResult]: Loop: 34968#L504-2 assume !!(main_~i2~0#1 < 10);assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~nondet32#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 34971#L181 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 34875#L191-2 assume { :end_inline_write_history_bool } true; 34899#L345 assume 0 != ~gate1Failed~0 % 256;~g1v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 - 256); 35026#L364 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet33#1, gate2_each_pals_period_#t~nondet34#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet33#1;havoc gate2_each_pals_period_#t~nondet33#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 34813#L181-2 assume !(0 == write_history_bool_~history_id#1); 34814#L186-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 34921#L191-5 assume { :end_inline_write_history_bool } true; 34922#L376 assume 0 != ~gate2Failed~0 % 256;~g2v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 - 256); 35081#L395 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet35#1, gate3_each_pals_period_#t~nondet36#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet35#1;havoc gate3_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 35594#L181-4 assume !(0 == write_history_bool_~history_id#1); 35593#L186-4 assume !(1 == write_history_bool_~history_id#1); 35592#L191-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 35589#L191-8 assume { :end_inline_write_history_bool } true; 35585#L407 assume 0 != ~gate3Failed~0 % 256;~g3v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 - 256); 35584#L426 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 35583#L441 assume ~VALUE1~0 == ~VALUE2~0; 35578#L442 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 35574#L461-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 35562#L166 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 35534#L166-2 assume { :end_inline_write_history_int8 } true; 35054#L467 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 34664#L249 assume !(0 == ~gate1Failed~0 % 256); 34665#L252 assume !(0 == ~gate2Failed~0 % 256); 34712#L255 assume !(0 == ~gate3Failed~0 % 256);check_~tmp~2#1 := 0; 34713#L255-2 assume !(0 == (if 0 == check_~tmp~2#1 then 0 else 1) % 256); 35034#L260-1 assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 35157#L126-12 assume 0 == read_history_bool_~history_id#1; 35165#L127-12 assume !(0 == read_history_bool_~historyIndex#1); 35147#L130-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 34782#L158-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 35113#L262 assume !(0 == check_~tmp___3~0#1 % 256); 34696#L262-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 34746#L106-7 assume 3 == read_history_int8_~history_id#1; 34778#L107-7 assume !(0 == read_history_int8_~historyIndex#1); 34842#L110-7 assume 1 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_1~0; 34843#L118-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 34951#L301 assume !(check_~tmp___10~0#1 > -2); 34953#L301-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 34973#L106-9 assume 3 == read_history_int8_~history_id#1; 35098#L107-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 35099#L118-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 35148#L321 assume !(check_~tmp___11~0#1 != ~nomsg~0); 34647#L321-1 check_#res#1 := 1; 35101#L333 main_#t~ret56#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret56#1;havoc main_#t~ret56#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 34783#L529-72 assume !(0 == assert_~arg#1 % 256); 34784#L524-36 assume { :end_inline_assert } true;main_#t~post57#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post57#1;havoc main_#t~post57#1; 34968#L504-2 [2022-11-21 16:23:40,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:40,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 9 times [2022-11-21 16:23:40,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:40,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571061542] [2022-11-21 16:23:40,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:40,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:40,440 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 16:23:40,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:40,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571061542] [2022-11-21 16:23:40,441 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571061542] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:40,441 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:40,441 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:23:40,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458293490] [2022-11-21 16:23:40,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:40,442 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:40,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:40,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1003030163, now seen corresponding path program 1 times [2022-11-21 16:23:40,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:40,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796760224] [2022-11-21 16:23:40,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:40,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:40,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:40,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:40,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796760224] [2022-11-21 16:23:40,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796760224] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:40,522 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:40,522 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:23:40,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116772240] [2022-11-21 16:23:40,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:40,522 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 16:23:40,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:40,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:23:40,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:23:40,523 INFO L87 Difference]: Start difference. First operand 968 states and 1559 transitions. cyclomatic complexity: 599 Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:40,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:40,538 INFO L93 Difference]: Finished difference Result 969 states and 1559 transitions. [2022-11-21 16:23:40,538 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 969 states and 1559 transitions. [2022-11-21 16:23:40,544 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 286 [2022-11-21 16:23:40,557 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 969 states to 968 states and 1558 transitions. [2022-11-21 16:23:40,558 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 550 [2022-11-21 16:23:40,558 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 550 [2022-11-21 16:23:40,559 INFO L73 IsDeterministic]: Start isDeterministic. Operand 968 states and 1558 transitions. [2022-11-21 16:23:40,559 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:40,559 INFO L218 hiAutomatonCegarLoop]: Abstraction has 968 states and 1558 transitions. [2022-11-21 16:23:40,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states and 1558 transitions. [2022-11-21 16:23:40,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 968. [2022-11-21 16:23:40,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 968 states, 968 states have (on average 1.609504132231405) internal successors, (1558), 967 states have internal predecessors, (1558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:40,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 968 states and 1558 transitions. [2022-11-21 16:23:40,575 INFO L240 hiAutomatonCegarLoop]: Abstraction has 968 states and 1558 transitions. [2022-11-21 16:23:40,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:23:40,576 INFO L428 stractBuchiCegarLoop]: Abstraction has 968 states and 1558 transitions. [2022-11-21 16:23:40,576 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-11-21 16:23:40,576 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 968 states and 1558 transitions. [2022-11-21 16:23:40,580 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 286 [2022-11-21 16:23:40,581 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:40,581 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:40,582 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:40,582 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:40,582 INFO L748 eck$LassoCheckResult]: Stem: 37123#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 37075#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 36980#L71-2 assume !!(add_history_type_~var~0#1 < 3); 36828#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 36829#L126 assume 0 == read_history_bool_~history_id#1; 37095#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36799#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 37036#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 37058#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 36981#L71-2 assume !!(add_history_type_~var~0#1 < 3); 36982#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 37456#L126 assume 0 == read_history_bool_~history_id#1; 37452#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 37447#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 37446#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 37445#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 37444#L71-2 assume !!(add_history_type_~var~0#1 < 3); 37429#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 37441#L126 assume 0 == read_history_bool_~history_id#1; 37437#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 37432#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 37431#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 37430#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 37428#L71-2 assume !(add_history_type_~var~0#1 < 3); 37113#L71-3 add_history_type_#res#1 := 1; 37114#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 37023#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 36604#L71-6 assume !!(add_history_type_~var~0#1 < 3); 36606#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 37017#L126-3 assume 0 == read_history_bool_~history_id#1; 36983#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36689#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 36919#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 36619#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 37038#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 37103#L71-10 assume !!(add_history_type_~var~0#1 < 3); 36988#L72-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 36749#L126-6 assume 0 == read_history_bool_~history_id#1; 36750#L127-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36715#L158-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 36937#L74-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 36667#L98-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 37076#L218 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 36643#L71-14 assume !!(add_history_type_~var~0#1 < 3); 36644#L72-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 36765#L126-9 assume 0 == read_history_bool_~history_id#1; 36929#L127-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 36851#L158-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 37077#L74-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 36823#L98-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 36879#L222 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 36880#L225 main_#t~ret55#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret55#1;havoc main_#t~ret55#1; 37074#L496 assume !(0 == main_~i2~0#1); 36910#L496-2 ~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 36911#L504-2 [2022-11-21 16:23:40,582 INFO L750 eck$LassoCheckResult]: Loop: 36911#L504-2 assume !!(main_~i2~0#1 < 10);assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~nondet32#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 36914#L181 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 36820#L191-2 assume { :end_inline_write_history_bool } true; 36842#L345 assume 0 != ~gate1Failed~0 % 256;~g1v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g1v_new~0) % 256 - 256); 36970#L364 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet33#1, gate2_each_pals_period_#t~nondet34#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet33#1;havoc gate2_each_pals_period_#t~nondet33#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 36759#L181-2 assume !(0 == write_history_bool_~history_id#1); 36760#L186-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 36864#L191-5 assume { :end_inline_write_history_bool } true; 36865#L376 assume 0 != ~gate2Failed~0 % 256;~g2v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 - 256); 37026#L395 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet35#1, gate3_each_pals_period_#t~nondet36#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet35#1;havoc gate3_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 36882#L181-4 assume !(0 == write_history_bool_~history_id#1); 36883#L186-4 assume !(1 == write_history_bool_~history_id#1); 37039#L191-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 36785#L191-8 assume { :end_inline_write_history_bool } true; 36649#L407 assume 0 != ~gate3Failed~0 % 256;~g3v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 - 256); 36650#L426 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 36675#L441 assume ~VALUE1~0 == ~VALUE2~0; 36676#L442 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 36587#L461-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 36701#L166 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 37466#L166-2 assume { :end_inline_write_history_int8 } true; 37463#L467 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 37460#L249 assume !(0 == ~gate1Failed~0 % 256); 37084#L252 assume !(0 == ~gate2Failed~0 % 256); 36658#L255 assume 0 == ~gate3Failed~0 % 256;check_~tmp~2#1 := 1; 36659#L255-2 assume !(0 == (if 0 == check_~tmp~2#1 then 0 else 1) % 256); 36979#L260-1 assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 37100#L126-12 assume 0 == read_history_bool_~history_id#1; 37104#L127-12 assume !(0 == read_history_bool_~historyIndex#1); 37092#L130-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 36728#L158-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 37059#L262 assume !(0 == check_~tmp___3~0#1 % 256); 36642#L262-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 36692#L106-7 assume 3 == read_history_int8_~history_id#1; 36724#L107-7 assume !(0 == read_history_int8_~historyIndex#1); 36788#L110-7 assume 1 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_1~0; 36789#L118-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 36894#L301 assume !(check_~tmp___10~0#1 > -2); 36896#L301-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 36916#L106-9 assume 3 == read_history_int8_~history_id#1; 37045#L107-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 37046#L118-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 37093#L321 assume !(check_~tmp___11~0#1 != ~nomsg~0); 36593#L321-1 check_#res#1 := 1; 37048#L333 main_#t~ret56#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret56#1;havoc main_#t~ret56#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 36729#L529-72 assume !(0 == assert_~arg#1 % 256); 36730#L524-36 assume { :end_inline_assert } true;main_#t~post57#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post57#1;havoc main_#t~post57#1; 36911#L504-2 [2022-11-21 16:23:40,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:40,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 10 times [2022-11-21 16:23:40,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:40,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138014203] [2022-11-21 16:23:40,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:40,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:40,664 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 16:23:40,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:40,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138014203] [2022-11-21 16:23:40,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138014203] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:40,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:40,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:23:40,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275137982] [2022-11-21 16:23:40,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:40,666 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:40,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:40,666 INFO L85 PathProgramCache]: Analyzing trace with hash -1486498799, now seen corresponding path program 1 times [2022-11-21 16:23:40,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:40,667 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379743020] [2022-11-21 16:23:40,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:40,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:23:40,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:40,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379743020] [2022-11-21 16:23:40,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379743020] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:40,725 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:40,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 16:23:40,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740240999] [2022-11-21 16:23:40,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:40,726 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 16:23:40,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:23:40,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 16:23:40,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 16:23:40,727 INFO L87 Difference]: Start difference. First operand 968 states and 1558 transitions. cyclomatic complexity: 598 Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:40,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:23:40,749 INFO L93 Difference]: Finished difference Result 1214 states and 1925 transitions. [2022-11-21 16:23:40,749 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1214 states and 1925 transitions. [2022-11-21 16:23:40,756 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 513 [2022-11-21 16:23:40,761 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1214 states to 1195 states and 1896 transitions. [2022-11-21 16:23:40,762 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 777 [2022-11-21 16:23:40,763 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 777 [2022-11-21 16:23:40,763 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1195 states and 1896 transitions. [2022-11-21 16:23:40,763 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 16:23:40,763 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1195 states and 1896 transitions. [2022-11-21 16:23:40,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1195 states and 1896 transitions. [2022-11-21 16:23:40,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1195 to 1020. [2022-11-21 16:23:40,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1020 states, 1020 states have (on average 1.6019607843137256) internal successors, (1634), 1019 states have internal predecessors, (1634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:23:40,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 1634 transitions. [2022-11-21 16:23:40,784 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1020 states and 1634 transitions. [2022-11-21 16:23:40,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 16:23:40,785 INFO L428 stractBuchiCegarLoop]: Abstraction has 1020 states and 1634 transitions. [2022-11-21 16:23:40,785 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-11-21 16:23:40,785 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1020 states and 1634 transitions. [2022-11-21 16:23:40,789 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 338 [2022-11-21 16:23:40,790 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 16:23:40,790 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 16:23:40,791 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:40,791 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:23:40,791 INFO L748 eck$LassoCheckResult]: Stem: 39321#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(51, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~g1v~0 := 0;~g1v_old~0 := 0;~g1v_new~0 := 0;~g2v~0 := 0;~g2v_old~0 := 0;~g2v_new~0 := 0;~g3v~0 := 0;~g3v_old~0 := 0;~g3v_new~0 := 0;~gate1Failed~0 := 0;~gate2Failed~0 := 0;~gate3Failed~0 := 0;~VALUE1~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_2~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_1~0 := 0;~gate2Failed_History_2~0 := 0;~gate3Failed_History_0~0 := 0;~gate3Failed_History_1~0 := 0;~gate3Failed_History_2~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~votedValue_History_2~0 := 0; 39270#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~nondet47#1, main_#t~nondet48#1, main_#t~nondet49#1, main_#t~nondet50#1, main_#t~nondet51#1, main_#t~nondet52#1, main_#t~nondet53#1, main_#t~nondet54#1, main_#t~ret55#1, main_#t~ret56#1, main_#t~post57#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~gate1Failed~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~gate2Failed~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~gate3Failed~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~VALUE1~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~VALUE2~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~VALUE3~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~gate1Failed_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~gate1Failed_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~gate1Failed_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~gate2Failed_History_0~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;~gate2Failed_History_1~0 := main_#t~nondet47#1;havoc main_#t~nondet47#1;~gate2Failed_History_2~0 := main_#t~nondet48#1;havoc main_#t~nondet48#1;~gate3Failed_History_0~0 := main_#t~nondet49#1;havoc main_#t~nondet49#1;~gate3Failed_History_1~0 := main_#t~nondet50#1;havoc main_#t~nondet50#1;~gate3Failed_History_2~0 := main_#t~nondet51#1;havoc main_#t~nondet51#1;~votedValue_History_0~0 := main_#t~nondet52#1;havoc main_#t~nondet52#1;~votedValue_History_1~0 := main_#t~nondet53#1;havoc main_#t~nondet53#1;~votedValue_History_2~0 := main_#t~nondet54#1;havoc main_#t~nondet54#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_#t~ret9#1, init_#t~ret10#1, init_#t~ret11#1, init_#t~ret12#1, init_~tmp~1#1, init_~tmp___0~1#1, init_~tmp___1~1#1, init_~tmp___2~1#1;havoc init_~tmp~1#1;havoc init_~tmp___0~1#1;havoc init_~tmp___1~1#1;havoc init_~tmp___2~1#1;assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 0;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 39173#L71-2 assume !!(add_history_type_~var~0#1 < 3); 39020#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 39021#L126 assume 0 == read_history_bool_~history_id#1; 39291#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38991#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 39231#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 39252#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 39174#L71-2 assume !!(add_history_type_~var~0#1 < 3); 39175#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 39498#L126 assume 0 == read_history_bool_~history_id#1; 39492#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 39487#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 39486#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 39485#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 39484#L71-2 assume !!(add_history_type_~var~0#1 < 3); 39469#L72 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 39481#L126 assume 0 == read_history_bool_~history_id#1; 39477#L127 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 39472#L158 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 39471#L74 assume !!(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256); 39470#L90-2 add_history_type_#t~post8#1 := add_history_type_~var~0#1;add_history_type_~var~0#1 := 1 + add_history_type_#t~post8#1;havoc add_history_type_#t~post8#1; 39468#L71-2 assume !(add_history_type_~var~0#1 < 3); 39311#L71-3 add_history_type_#res#1 := 1; 39312#L98 init_#t~ret9#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp~1#1 := init_#t~ret9#1;havoc init_#t~ret9#1; 39216#L210 assume !(0 == init_~tmp~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 1;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 38795#L71-6 assume !!(add_history_type_~var~0#1 < 3); 38797#L72-2 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 39209#L126-3 assume 0 == read_history_bool_~history_id#1; 39176#L127-3 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38879#L158-3 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 39110#L74-1 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 38810#L98-1 init_#t~ret10#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___0~1#1 := init_#t~ret10#1;havoc init_#t~ret10#1; 39233#L214 assume !(0 == init_~tmp___0~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 2;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 39299#L71-10 assume !!(add_history_type_~var~0#1 < 3); 39181#L72-4 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 38940#L126-6 assume 0 == read_history_bool_~history_id#1; 38941#L127-6 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 38906#L158-6 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 39131#L74-2 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 38857#L98-2 init_#t~ret11#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___1~1#1 := init_#t~ret11#1;havoc init_#t~ret11#1; 39271#L218 assume !(0 == init_~tmp___1~1#1);assume { :begin_inline_add_history_type } true;add_history_type_#in~history_id#1 := 3;havoc add_history_type_#res#1;havoc add_history_type_#t~ret4#1, add_history_type_#t~ret5#1, add_history_type_#t~ret6#1, add_history_type_#t~ret7#1, add_history_type_#t~post8#1, add_history_type_~history_id#1, add_history_type_~ini_bool~0#1, add_history_type_~ini_int~0#1, add_history_type_~var~0#1, add_history_type_~tmp~0#1, add_history_type_~tmp___0~0#1, add_history_type_~tmp___1~0#1, add_history_type_~tmp___2~0#1;add_history_type_~history_id#1 := add_history_type_#in~history_id#1;havoc add_history_type_~ini_bool~0#1;havoc add_history_type_~ini_int~0#1;havoc add_history_type_~var~0#1;havoc add_history_type_~tmp~0#1;havoc add_history_type_~tmp___0~0#1;havoc add_history_type_~tmp___1~0#1;havoc add_history_type_~tmp___2~0#1;add_history_type_~ini_bool~0#1 := 0;add_history_type_~ini_int~0#1 := -2;add_history_type_~var~0#1 := 0; 38834#L71-14 assume !!(add_history_type_~var~0#1 < 3); 38835#L72-6 assume 0 == add_history_type_~history_id#1;assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 0;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 38956#L126-9 assume 0 == read_history_bool_~history_id#1; 39123#L127-9 assume 0 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_0~0; 39043#L158-9 add_history_type_#t~ret4#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;add_history_type_~tmp~0#1 := add_history_type_#t~ret4#1 % 256;havoc add_history_type_#t~ret4#1; 39272#L74-3 assume !(add_history_type_~tmp~0#1 == add_history_type_~ini_bool~0#1 % 256);add_history_type_#res#1 := 0; 39015#L98-3 init_#t~ret12#1 := add_history_type_#res#1;assume { :end_inline_add_history_type } true;init_~tmp___2~1#1 := init_#t~ret12#1;havoc init_#t~ret12#1; 39071#L222 assume !(0 == init_~tmp___2~1#1);init_#res#1 := 1; 39072#L225 main_#t~ret55#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret55#1;havoc main_#t~ret55#1; 39269#L496 assume !(0 == main_~i2~0#1); 39101#L496-2 ~g1v_old~0 := ~nomsg~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~nomsg~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~nomsg~0;~g3v_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 39102#L504-2 [2022-11-21 16:23:40,792 INFO L750 eck$LassoCheckResult]: Loop: 39102#L504-2 assume !!(main_~i2~0#1 < 10);assume { :begin_inline_gate1_each_pals_period } true;havoc gate1_each_pals_period_#t~nondet31#1, gate1_each_pals_period_#t~nondet32#1, gate1_each_pals_period_~next_state~0#1, gate1_each_pals_period_~tmp~3#1, gate1_each_pals_period_~tmp___0~3#1;havoc gate1_each_pals_period_~next_state~0#1;havoc gate1_each_pals_period_~tmp~3#1;havoc gate1_each_pals_period_~tmp___0~3#1;~gate1Failed~0 := gate1_each_pals_period_#t~nondet31#1;havoc gate1_each_pals_period_#t~nondet31#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 0, ~gate1Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 39105#L181 assume 0 == write_history_bool_~history_id#1;~gate1Failed_History_2~0 := ~gate1Failed_History_1~0;~gate1Failed_History_1~0 := ~gate1Failed_History_0~0;~gate1Failed_History_0~0 := write_history_bool_~buf#1; 39012#L191-2 assume { :end_inline_write_history_bool } true; 39034#L345 assume !(0 != ~gate1Failed~0 % 256);gate1_each_pals_period_~tmp~3#1 := gate1_each_pals_period_#t~nondet32#1;havoc gate1_each_pals_period_#t~nondet32#1;gate1_each_pals_period_~next_state~0#1 := gate1_each_pals_period_~tmp~3#1; 39023#L351 assume 0 == gate1_each_pals_period_~next_state~0#1;gate1_each_pals_period_~tmp___0~3#1 := 1; 38993#L357-2 assume !(0 == (if 0 == gate1_each_pals_period_~tmp___0~3#1 then 0 else 1) % 256); 39245#L362-1 ~g1v_new~0 := (if (if gate1_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then gate1_each_pals_period_~next_state~0#1 else ~g1v_new~0) % 256 <= 127 then (if gate1_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then gate1_each_pals_period_~next_state~0#1 else ~g1v_new~0) % 256 else (if gate1_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~g1v_new~0 == ~nomsg~0 then gate1_each_pals_period_~next_state~0#1 else ~g1v_new~0) % 256 - 256); 39246#L364 assume { :end_inline_gate1_each_pals_period } true;assume { :begin_inline_gate2_each_pals_period } true;havoc gate2_each_pals_period_#t~nondet33#1, gate2_each_pals_period_#t~nondet34#1, gate2_each_pals_period_~next_state~1#1, gate2_each_pals_period_~tmp~4#1, gate2_each_pals_period_~tmp___0~4#1;havoc gate2_each_pals_period_~next_state~1#1;havoc gate2_each_pals_period_~tmp~4#1;havoc gate2_each_pals_period_~tmp___0~4#1;~gate2Failed~0 := gate2_each_pals_period_#t~nondet33#1;havoc gate2_each_pals_period_#t~nondet33#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 1, ~gate2Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 39710#L181-2 assume !(0 == write_history_bool_~history_id#1); 39709#L186-2 assume 1 == write_history_bool_~history_id#1;~gate2Failed_History_2~0 := ~gate2Failed_History_1~0;~gate2Failed_History_1~0 := ~gate2Failed_History_0~0;~gate2Failed_History_0~0 := write_history_bool_~buf#1; 39708#L191-5 assume { :end_inline_write_history_bool } true; 39707#L376 assume 0 != ~gate2Failed~0 % 256;~g2v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g2v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g2v_new~0) % 256 - 256); 39706#L395 assume { :end_inline_gate2_each_pals_period } true;assume { :begin_inline_gate3_each_pals_period } true;havoc gate3_each_pals_period_#t~nondet35#1, gate3_each_pals_period_#t~nondet36#1, gate3_each_pals_period_~next_state~2#1, gate3_each_pals_period_~tmp~5#1, gate3_each_pals_period_~tmp___0~5#1;havoc gate3_each_pals_period_~next_state~2#1;havoc gate3_each_pals_period_~tmp~5#1;havoc gate3_each_pals_period_~tmp___0~5#1;~gate3Failed~0 := gate3_each_pals_period_#t~nondet35#1;havoc gate3_each_pals_period_#t~nondet35#1;assume { :begin_inline_write_history_bool } true;write_history_bool_#in~history_id#1, write_history_bool_#in~buf#1 := 2, ~gate3Failed~0;havoc write_history_bool_~history_id#1, write_history_bool_~buf#1;write_history_bool_~history_id#1 := write_history_bool_#in~history_id#1;write_history_bool_~buf#1 := write_history_bool_#in~buf#1; 39705#L181-4 assume !(0 == write_history_bool_~history_id#1); 39704#L186-4 assume !(1 == write_history_bool_~history_id#1); 39703#L191-6 assume 2 == write_history_bool_~history_id#1;~gate3Failed_History_2~0 := ~gate3Failed_History_1~0;~gate3Failed_History_1~0 := ~gate3Failed_History_0~0;~gate3Failed_History_0~0 := write_history_bool_~buf#1; 39702#L191-8 assume { :end_inline_write_history_bool } true; 39700#L407 assume 0 != ~gate3Failed~0 % 256;~g3v_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~g3v_new~0 == ~nomsg~0 then ~nomsg~0 else ~g3v_new~0) % 256 - 256); 39699#L426 assume { :end_inline_gate3_each_pals_period } true;assume { :begin_inline_voter } true;havoc voter_~voted_value~0#1;havoc voter_~voted_value~0#1;voter_~voted_value~0#1 := ~nomsg~0;~VALUE1~0 := ~g1v_old~0;~g1v_old~0 := ~nomsg~0;~VALUE2~0 := ~g2v_old~0;~g2v_old~0 := ~nomsg~0;~VALUE3~0 := ~g3v_old~0;~g3v_old~0 := ~nomsg~0; 39697#L441 assume ~VALUE1~0 == ~VALUE2~0; 39693#L442 assume ~VALUE1~0 == ~nomsg~0;voter_~voted_value~0#1 := ~VALUE3~0; 38891#L461-2 assume { :begin_inline_write_history_int8 } true;write_history_int8_#in~history_id#1, write_history_int8_#in~buf#1 := 3, voter_~voted_value~0#1;havoc write_history_int8_~history_id#1, write_history_int8_~buf#1;write_history_int8_~history_id#1 := write_history_int8_#in~history_id#1;write_history_int8_~buf#1 := write_history_int8_#in~buf#1; 38892#L166 assume 3 == write_history_int8_~history_id#1;~votedValue_History_2~0 := ~votedValue_History_1~0;~votedValue_History_1~0 := ~votedValue_History_0~0;~votedValue_History_0~0 := write_history_int8_~buf#1; 39099#L166-2 assume { :end_inline_write_history_int8 } true; 39686#L467 assume { :end_inline_voter } true;~g1v_old~0 := ~g1v_new~0;~g1v_new~0 := ~nomsg~0;~g2v_old~0 := ~g2v_new~0;~g2v_new~0 := ~nomsg~0;~g3v_old~0 := ~g3v_new~0;~g3v_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~post17#1, check_#t~ret18#1, check_#t~post19#1, check_#t~ret20#1, check_#t~post21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~2#1, check_~temp_count~0#1, check_~tmp___0~2#1, check_~tmp___1~2#1, check_~tmp___2~2#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1;havoc check_~tmp~2#1;havoc check_~temp_count~0#1;havoc check_~tmp___0~2#1;havoc check_~tmp___1~2#1;havoc check_~tmp___2~2#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1; 38801#L249 assume 0 == ~gate1Failed~0 % 256;check_~tmp~2#1 := 1; 38802#L255-2 assume !(0 == (if 0 == check_~tmp~2#1 then 0 else 1) % 256); 39172#L260-1 assume { :begin_inline_read_history_bool } true;read_history_bool_#in~history_id#1, read_history_bool_#in~historyIndex#1 := 0, 1;havoc read_history_bool_#res#1;havoc read_history_bool_~history_id#1, read_history_bool_~historyIndex#1;read_history_bool_~history_id#1 := read_history_bool_#in~history_id#1;read_history_bool_~historyIndex#1 := read_history_bool_#in~historyIndex#1; 39296#L126-12 assume 0 == read_history_bool_~history_id#1; 39301#L127-12 assume !(0 == read_history_bool_~historyIndex#1); 39288#L130-12 assume 1 == read_history_bool_~historyIndex#1;read_history_bool_#res#1 := ~gate1Failed_History_1~0; 38919#L158-12 check_#t~ret13#1 := read_history_bool_#res#1;assume { :end_inline_read_history_bool } true;check_~tmp___3~0#1 := check_#t~ret13#1;havoc check_#t~ret13#1; 39253#L262 assume !(0 == check_~tmp___3~0#1 % 256); 38833#L262-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 1;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 38882#L106-7 assume 3 == read_history_int8_~history_id#1; 38915#L107-7 assume !(0 == read_history_int8_~historyIndex#1); 38980#L110-7 assume 1 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_1~0; 38981#L118-7 check_#t~ret22#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___10~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 39086#L301 assume !(check_~tmp___10~0#1 > -2); 39088#L301-1 assume { :begin_inline_read_history_int8 } true;read_history_int8_#in~history_id#1, read_history_int8_#in~historyIndex#1 := 3, 0;havoc read_history_int8_#res#1;havoc read_history_int8_~history_id#1, read_history_int8_~historyIndex#1;read_history_int8_~history_id#1 := read_history_int8_#in~history_id#1;read_history_int8_~historyIndex#1 := read_history_int8_#in~historyIndex#1; 39107#L106-9 assume 3 == read_history_int8_~history_id#1; 39239#L107-9 assume 0 == read_history_int8_~historyIndex#1;read_history_int8_#res#1 := ~votedValue_History_0~0; 39240#L118-9 check_#t~ret27#1 := read_history_int8_#res#1;assume { :end_inline_read_history_int8 } true;check_~tmp___11~0#1 := check_#t~ret27#1;havoc check_#t~ret27#1; 39289#L321 assume !(check_~tmp___11~0#1 != ~nomsg~0); 38784#L321-1 check_#res#1 := 1; 39242#L333 main_#t~ret56#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret56#1;havoc main_#t~ret56#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 38920#L529-72 assume !(0 == assert_~arg#1 % 256); 38921#L524-36 assume { :end_inline_assert } true;main_#t~post57#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post57#1;havoc main_#t~post57#1; 39102#L504-2 [2022-11-21 16:23:40,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:40,793 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 11 times [2022-11-21 16:23:40,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:40,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305732714] [2022-11-21 16:23:40,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:40,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:23:40,863 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 16:23:40,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 16:23:40,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305732714] [2022-11-21 16:23:40,864 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305732714] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:23:40,864 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:23:40,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:23:40,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602849980] [2022-11-21 16:23:40,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:23:40,865 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 16:23:40,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:23:40,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1846484867, now seen corresponding path program 1 times [2022-11-21 16:23:40,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 16:23:40,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671164058] [2022-11-21 16:23:40,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:23:40,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 16:23:40,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:40,889 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 16:23:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 16:23:40,930 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 16:23:43,530 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:23:43,530 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:23:43,530 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:23:43,531 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:23:43,531 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-21 16:23:43,531 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:43,531 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:23:43,531 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:23:43,531 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration16_Loop [2022-11-21 16:23:43,531 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:23:43,531 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:23:43,538 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,544 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,547 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,550 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,553 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,560 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,563 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,570 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,574 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,892 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,897 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,899 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,902 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,905 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,907 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,912 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,914 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,917 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,920 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,935 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,937 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,939 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,945 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,949 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,951 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,955 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,962 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,964 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,966 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,971 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,973 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,976 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,979 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,981 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,985 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:43,998 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,000 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,003 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,005 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,007 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,010 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,012 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,014 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,021 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,026 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,032 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,034 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,037 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,040 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,042 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,045 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,050 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,059 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,061 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,064 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:44,066 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:23:45,136 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-21 16:23:58,855 WARN L233 SmtUtils]: Spent 13.65s on a formula simplification. DAG size of input: 227 DAG size of output: 157 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-21 16:23:59,083 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:23:59,083 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-21 16:23:59,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:59,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:59,085 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:59,099 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:59,099 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:59,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-21 16:23:59,127 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:59,128 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_assert_#in~arg#1=1, ULTIMATE.start_assert_~arg#1=1} Honda state: {ULTIMATE.start_assert_#in~arg#1=1, ULTIMATE.start_assert_~arg#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:59,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:59,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:59,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:59,138 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:59,141 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:59,141 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:59,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-21 16:23:59,169 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:59,169 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___8~0#1=0} Honda state: {ULTIMATE.start_check_~tmp___8~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:59,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:59,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:59,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:59,176 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:59,181 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:59,182 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:59,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-21 16:23:59,211 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:59,211 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___4~0#1=0} Honda state: {ULTIMATE.start_check_~tmp___4~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:59,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:59,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:59,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:59,221 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:59,224 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:59,224 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:59,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-21 16:23:59,255 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:59,255 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___0~2#1=0} Honda state: {ULTIMATE.start_check_~tmp___0~2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:59,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:59,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:59,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:59,264 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:59,268 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:59,268 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:59,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-21 16:23:59,289 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:59,289 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_write_history_int8_#in~history_id#1=3, ULTIMATE.start_write_history_int8_~history_id#1=3} Honda state: {ULTIMATE.start_write_history_int8_#in~history_id#1=3, ULTIMATE.start_write_history_int8_~history_id#1=3} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:59,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:59,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:59,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:59,293 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:59,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-21 16:23:59,296 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:59,296 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:59,311 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:59,311 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_check_~tmp___13~0#1=0} Honda state: {ULTIMATE.start_check_~tmp___13~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:59,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:59,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:59,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:59,315 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:59,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-21 16:23:59,319 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:59,319 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:59,337 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:59,338 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_read_history_bool_~history_id#1=0, ULTIMATE.start_read_history_bool_#in~history_id#1=0} Honda state: {ULTIMATE.start_read_history_bool_~history_id#1=0, ULTIMATE.start_read_history_bool_#in~history_id#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:59,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-21 16:23:59,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:59,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:59,342 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:59,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-21 16:23:59,344 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:59,344 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:23:59,356 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-21 16:23:59,356 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_gate3_each_pals_period_~tmp___0~5#1=0} Honda state: {ULTIMATE.start_gate3_each_pals_period_~tmp___0~5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-21 16:23:59,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-11-21 16:23:59,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:23:59,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:23:59,360 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:23:59,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-21 16:23:59,363 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-21 16:23:59,363 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:24:00,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-21 16:24:00,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:00,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:00,387 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:00,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-21 16:24:00,390 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-21 16:24:00,390 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-21 16:24:02,202 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-21 16:24:02,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-21 16:24:02,220 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 16:24:02,220 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 16:24:02,220 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 16:24:02,221 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 16:24:02,221 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 16:24:02,221 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:02,221 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 16:24:02,221 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 16:24:02,221 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration16_Loop [2022-11-21 16:24:02,221 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 16:24:02,221 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 16:24:02,231 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,233 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,239 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,241 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,518 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,520 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,522 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,524 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,526 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,528 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,531 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,533 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,535 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,553 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,558 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,563 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,569 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,572 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,574 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,577 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,579 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,596 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,602 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,604 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,607 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,609 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,611 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,614 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,616 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,622 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,624 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,626 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,629 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,631 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,633 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,636 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,638 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,640 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,643 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,646 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,652 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,654 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,657 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,660 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,662 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,665 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,669 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,671 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,674 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,680 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,683 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,686 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,688 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,694 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,704 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,707 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,710 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,716 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:02,719 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 16:24:03,824 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-21 16:24:17,146 WARN L233 SmtUtils]: Spent 13.29s on a formula simplification. DAG size of input: 227 DAG size of output: 157 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-21 16:24:17,364 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 16:24:17,364 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 16:24:17,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:17,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:17,374 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:17,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:17,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-21 16:24:17,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:17,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:17,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:17,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:17,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:17,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:17,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:17,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:17,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:17,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:17,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:17,420 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:17,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:17,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-21 16:24:17,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:17,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:17,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:17,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:17,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:17,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:17,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:17,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:17,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:17,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:17,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:17,480 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:17,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:17,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-21 16:24:17,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:17,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:17,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:17,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:17,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:17,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:17,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:17,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:17,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:17,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:17,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:17,517 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:17,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-21 16:24:17,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:17,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:17,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:17,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:17,532 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2022-11-21 16:24:17,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:17,727 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-11-21 16:24:17,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:17,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,011 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,015 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 [2022-11-21 16:24:18,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,029 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-21 16:24:18,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,049 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-21 16:24:18,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,068 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,096 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,114 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-21 16:24:18,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,149 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-21 16:24:18,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,193 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-21 16:24:18,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,240 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,258 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-21 16:24:18,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,287 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-21 16:24:18,304 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,331 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-21 16:24:18,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,368 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-21 16:24:18,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,391 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,408 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-21 16:24:18,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,454 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-21 16:24:18,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,472 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,500 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-21 16:24:18,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,540 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-21 16:24:18,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,563 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,580 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-21 16:24:18,600 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,623 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,641 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-21 16:24:18,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:18,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,661 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-21 16:24:18,676 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,677 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-21 16:24:18,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,692 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-21 16:24:18,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,705 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-21 16:24:18,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,711 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-21 16:24:18,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 16:24:18,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-21 16:24:18,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,754 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-21 16:24:18,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-21 16:24:18,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 16:24:18,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 16:24:18,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 16:24:18,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 16:24:18,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 16:24:18,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 16:24:18,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 16:24:18,770 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 16:24:18,773 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-21 16:24:18,773 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-21 16:24:18,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 16:24:18,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:24:18,774 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 16:24:18,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-21 16:24:18,776 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 16:24:18,776 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-21 16:24:18,776 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 16:24:18,777 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i2~0#1) = -2*ULTIMATE.start_main_~i2~0#1 + 19 Supporting invariants [] [2022-11-21 16:24:18,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-21 16:24:18,780 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-21 16:24:18,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:24:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:24:18,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 16:24:18,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:24:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:24:18,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-21 16:24:18,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:24:19,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:24:19,195 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-21 16:24:19,195 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1020 states and 1634 transitions. cyclomatic complexity: 622 Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:24:19,223 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1020 states and 1634 transitions. cyclomatic complexity: 622. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 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 1358 states and 2135 transitions. Complement of second has 4 states. [2022-11-21 16:24:19,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-21 16:24:19,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:24:19,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 595 transitions. [2022-11-21 16:24:19,225 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 595 transitions. Stem has 54 letters. Loop has 48 letters. [2022-11-21 16:24:19,226 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:24:19,227 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 595 transitions. Stem has 102 letters. Loop has 48 letters. [2022-11-21 16:24:19,227 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:24:19,227 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 595 transitions. Stem has 54 letters. Loop has 96 letters. [2022-11-21 16:24:19,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 16:24:19,229 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1358 states and 2135 transitions. [2022-11-21 16:24:19,236 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 16:24:19,236 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1358 states to 0 states and 0 transitions. [2022-11-21 16:24:19,236 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-21 16:24:19,236 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-21 16:24:19,236 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-21 16:24:19,237 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:24:19,237 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:24:19,237 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:24:19,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 16:24:19,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:24:19,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:24:19,238 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. 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) [2022-11-21 16:24:19,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:24:19,238 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-11-21 16:24:19,238 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-11-21 16:24:19,238 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 16:24:19,239 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-11-21 16:24:19,239 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-21 16:24:19,239 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-21 16:24:19,239 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-21 16:24:19,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 16:24:19,239 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:24:19,239 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:24:19,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-21 16:24:19,240 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:24:19,240 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-11-21 16:24:19,240 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-21 16:24:19,240 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 16:24:19,240 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-21 16:24:19,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 04:24:19 BoogieIcfgContainer [2022-11-21 16:24:19,248 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-21 16:24:19,249 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:24:19,249 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:24:19,249 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:24:19,250 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:23:32" (3/4) ... [2022-11-21 16:24:19,253 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 16:24:19,253 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:24:19,253 INFO L158 Benchmark]: Toolchain (without parser) took 49091.48ms. Allocated memory was 148.9MB in the beginning and 339.7MB in the end (delta: 190.8MB). Free memory was 106.9MB in the beginning and 109.6MB in the end (delta: -2.7MB). Peak memory consumption was 190.0MB. Max. memory is 16.1GB. [2022-11-21 16:24:19,254 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 113.2MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:24:19,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.25ms. Allocated memory is still 148.9MB. Free memory was 106.9MB in the beginning and 90.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 16:24:19,254 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.31ms. Allocated memory is still 148.9MB. Free memory was 90.8MB in the beginning and 85.1MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 16:24:19,255 INFO L158 Benchmark]: Boogie Preprocessor took 73.13ms. Allocated memory is still 148.9MB. Free memory was 85.1MB in the beginning and 79.7MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:24:19,255 INFO L158 Benchmark]: RCFGBuilder took 1561.86ms. Allocated memory is still 148.9MB. Free memory was 79.7MB in the beginning and 84.7MB in the end (delta: -5.1MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. [2022-11-21 16:24:19,255 INFO L158 Benchmark]: BuchiAutomizer took 46932.22ms. Allocated memory was 148.9MB in the beginning and 339.7MB in the end (delta: 190.8MB). Free memory was 84.1MB in the beginning and 110.7MB in the end (delta: -26.6MB). Peak memory consumption was 165.1MB. Max. memory is 16.1GB. [2022-11-21 16:24:19,256 INFO L158 Benchmark]: Witness Printer took 4.21ms. Allocated memory is still 339.7MB. Free memory was 110.7MB in the beginning and 109.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:24:19,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 113.2MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.25ms. Allocated memory is still 148.9MB. Free memory was 106.9MB in the beginning and 90.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.31ms. Allocated memory is still 148.9MB. Free memory was 90.8MB in the beginning and 85.1MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.13ms. Allocated memory is still 148.9MB. Free memory was 85.1MB in the beginning and 79.7MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1561.86ms. Allocated memory is still 148.9MB. Free memory was 79.7MB in the beginning and 84.7MB in the end (delta: -5.1MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 46932.22ms. Allocated memory was 148.9MB in the beginning and 339.7MB in the end (delta: 190.8MB). Free memory was 84.1MB in the beginning and 110.7MB in the end (delta: -26.6MB). Peak memory consumption was 165.1MB. Max. memory is 16.1GB. * Witness Printer took 4.21ms. Allocated memory is still 339.7MB. Free memory was 110.7MB in the beginning and 109.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 21 terminating modules (16 trivial, 5 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 5 + -2 * var and consists of 5 locations. One deterministic module has affine ranking function 5 + -2 * var and consists of 4 locations. One deterministic module has affine ranking function 3 + -2 * var and consists of 4 locations. One deterministic module has affine ranking function 3 + -2 * var and consists of 4 locations. One deterministic module has affine ranking function 19 + -2 * i2 and consists of 3 locations. 16 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 46.8s and 17 iterations. TraceHistogramMax:3. Analysis of lassos took 43.0s. Construction of modules took 0.6s. Büchi inclusion checks took 2.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 19. Automata minimization 0.4s AutomataMinimizationTime, 19 MinimizatonAttempts, 6888 StatesRemovedByMinimization, 18 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 [5, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11229 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11224 mSDsluCounter, 32536 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17179 mSDsCounter, 173 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 712 IncrementalHoareTripleChecker+Invalid, 885 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 173 mSolverCounterUnsat, 15357 mSDtfsCounter, 712 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT1 SILN0 SILU0 SILI11 SILT4 lasso0 LassoPreprocessingBenchmarks: Lassos: inital80 mio100 ax100 hnf100 lsp73 ukn91 mio100 lsp100 div116 bol100 ite100 ukn100 eq184 hnf98 smp94 dnf2056 smp8 tf110 neg99 sie109 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 478ms VariablesStem: 0 VariablesLoop: 37 DisjunctsStem: 1 DisjunctsLoop: 20 SupportingInvariants: 0 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 13 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 5 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 3.7s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-21 16:24:19,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-21 16:24:19,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2022-11-21 16:24:19,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e747546-e001-4886-8c97-22f0e23cbada/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE