./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 e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/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_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8 --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-e04fb08 [2022-11-16 12:39:20,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:39:20,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:39:20,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:39:20,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:39:20,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:39:20,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:39:20,067 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:39:20,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:39:20,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:39:20,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:39:20,074 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:39:20,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:39:20,075 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:39:20,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:39:20,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:39:20,086 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:39:20,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:39:20,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:39:20,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:39:20,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:39:20,113 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:39:20,114 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:39:20,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:39:20,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:39:20,120 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:39:20,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:39:20,122 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:39:20,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:39:20,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:39:20,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:39:20,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:39:20,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:39:20,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:39:20,133 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:39:20,134 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:39:20,135 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:39:20,135 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:39:20,135 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:39:20,136 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:39:20,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:39:20,138 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-16 12:39:20,171 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:39:20,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:39:20,171 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:39:20,172 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:39:20,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:39:20,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:39:20,174 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:39:20,174 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 12:39:20,174 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 12:39:20,175 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 12:39:20,175 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 12:39:20,175 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 12:39:20,175 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 12:39:20,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:39:20,176 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:39:20,176 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:39:20,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:39:20,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:39:20,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:39:20,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 12:39:20,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 12:39:20,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 12:39:20,178 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:39:20,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:39:20,178 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 12:39:20,179 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:39:20,179 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 12:39:20,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:39:20,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:39:20,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:39:20,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:39:20,181 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 12:39:20,182 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_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77d80771821c1cd45088b62d9d16474928a377618be5caefce4c7c3ebfdda084 [2022-11-16 12:39:20,524 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:39:20,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:39:20,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:39:20,556 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:39:20,557 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:39:20,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c [2022-11-16 12:39:20,643 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/data/83ea9399a/d07995398edb4570ba9e012fa549092e/FLAGbd5a126e7 [2022-11-16 12:39:21,282 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:39:21,282 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c [2022-11-16 12:39:21,293 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/data/83ea9399a/d07995398edb4570ba9e012fa549092e/FLAGbd5a126e7 [2022-11-16 12:39:21,555 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/data/83ea9399a/d07995398edb4570ba9e012fa549092e [2022-11-16 12:39:21,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:39:21,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:39:21,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:39:21,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:39:21,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:39:21,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:39:21" (1/1) ... [2022-11-16 12:39:21,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a03f9aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:21, skipping insertion in model container [2022-11-16 12:39:21,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:39:21" (1/1) ... [2022-11-16 12:39:21,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:39:21,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:39:21,943 WARN L229 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_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c[11857,11870] [2022-11-16 12:39:21,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:39:21,955 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:39:22,057 WARN L229 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_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c[11857,11870] [2022-11-16 12:39:22,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:39:22,084 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:39:22,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22 WrapperNode [2022-11-16 12:39:22,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:39:22,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:39:22,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:39:22,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:39:22,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22" (1/1) ... [2022-11-16 12:39:22,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22" (1/1) ... [2022-11-16 12:39:22,261 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 41, calls inlined = 84, statements flattened = 1545 [2022-11-16 12:39:22,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:39:22,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:39:22,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:39:22,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:39:22,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22" (1/1) ... [2022-11-16 12:39:22,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22" (1/1) ... [2022-11-16 12:39:22,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22" (1/1) ... [2022-11-16 12:39:22,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22" (1/1) ... [2022-11-16 12:39:22,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22" (1/1) ... [2022-11-16 12:39:22,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22" (1/1) ... [2022-11-16 12:39:22,375 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22" (1/1) ... [2022-11-16 12:39:22,381 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22" (1/1) ... [2022-11-16 12:39:22,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:39:22,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:39:22,393 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:39:22,393 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:39:22,394 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22" (1/1) ... [2022-11-16 12:39:22,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:22,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:22,445 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:22,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 12:39:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:39:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:39:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:39:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:39:22,641 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:39:22,643 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:39:24,155 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:39:24,169 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:39:24,169 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-16 12:39:24,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:39:24 BoogieIcfgContainer [2022-11-16 12:39:24,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:39:24,174 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 12:39:24,174 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 12:39:24,180 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 12:39:24,181 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:39:24,182 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 12:39:21" (1/3) ... [2022-11-16 12:39:24,183 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3dffb7da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:39:24, skipping insertion in model container [2022-11-16 12:39:24,183 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:39:24,183 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:39:22" (2/3) ... [2022-11-16 12:39:24,184 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3dffb7da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:39:24, skipping insertion in model container [2022-11-16 12:39:24,184 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:39:24,184 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:39:24" (3/3) ... [2022-11-16 12:39:24,186 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c [2022-11-16 12:39:24,298 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 12:39:24,298 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 12:39:24,299 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 12:39:24,299 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 12:39:24,299 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 12:39:24,299 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 12:39:24,299 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 12:39:24,300 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 12:39:24,310 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) [2022-11-16 12:39:24,364 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 459 [2022-11-16 12:39:24,364 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:24,364 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:24,373 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-16 12:39:24,373 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-16 12:39:24,373 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 12:39:24,376 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) [2022-11-16 12:39:24,411 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 459 [2022-11-16 12:39:24,411 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:24,411 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:24,412 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-16 12:39:24,412 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-16 12:39:24,430 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:24,431 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 [2022-11-16 12:39:24,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:24,449 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-16 12:39:24,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:24,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737216258] [2022-11-16 12:39:24,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:24,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:39:24,589 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:39:24,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:39:24,630 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:39:24,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:24,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1278004263, now seen corresponding path program 1 times [2022-11-16 12:39:24,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:24,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611968842] [2022-11-16 12:39:24,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:24,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:24,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:39:24,648 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:39:24,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:39:24,657 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:39:24,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:24,660 INFO L85 PathProgramCache]: Analyzing trace with hash 358053481, now seen corresponding path program 1 times [2022-11-16 12:39:24,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:24,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980255262] [2022-11-16 12:39:24,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:24,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:24,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:24,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:24,808 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980255262] [2022-11-16 12:39:24,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980255262] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:24,809 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:24,809 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:39:24,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292905510] [2022-11-16 12:39:24,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:24,880 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:39:24,881 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:39:24,881 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:39:24,882 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:39:24,882 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:39:24,882 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:24,883 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:39:24,883 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:39:24,883 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration1_Loop [2022-11-16 12:39:24,884 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:39:24,884 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:39:24,904 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:24,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:24,950 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:25,110 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:39:25,111 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:39:25,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:25,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:25,126 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:25,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-16 12:39:25,141 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:25,142 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:25,174 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:25,174 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: [] [2022-11-16 12:39:25,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-16 12:39:25,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:25,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:25,181 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:25,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-16 12:39:25,188 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:25,188 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:25,213 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:25,213 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: [] [2022-11-16 12:39:25,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:25,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:25,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:25,223 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:25,232 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:25,232 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:25,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-16 12:39:25,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:25,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:25,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:25,270 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:25,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-16 12:39:25,280 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:39:25,280 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:25,319 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:39:25,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:25,330 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:39:25,330 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:39:25,331 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:39:25,331 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:39:25,331 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:39:25,331 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:25,331 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:39:25,331 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:39:25,331 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration1_Loop [2022-11-16 12:39:25,331 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:39:25,332 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:39:25,333 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:25,348 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:25,351 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:25,500 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:39:25,505 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:39:25,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:25,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:25,514 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:25,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-16 12:39:25,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:39:25,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:39:25,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:39:25,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:39:25,542 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:39:25,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:39:25,545 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:39:25,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:39:25,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:39:25,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:25,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:25,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:25,577 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:25,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:39:25,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-16 12:39:25,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:39:25,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:39:25,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:39:25,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:39:25,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:39:25,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:39:25,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:39:25,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:39:25,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:25,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:25,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:25,633 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:25,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-16 12:39:25,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:39:25,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:39:25,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:39:25,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:39:25,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:39:25,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:39:25,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:39:25,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:39:25,666 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:39:25,672 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:39:25,672 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:39:25,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:25,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:25,682 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:25,717 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:39:25,717 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:39:25,717 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:39:25,718 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 [] [2022-11-16 12:39:25,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-16 12:39:25,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:25,735 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:39:25,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:25,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:25,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:25,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:39:25,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:39:25,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:25,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:39:25,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:39:25,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:26,009 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 [2022-11-16 12:39:26,014 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) [2022-11-16 12:39:26,274 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. [2022-11-16 12:39:26,276 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 [2022-11-16 12:39:26,281 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) [2022-11-16 12:39:26,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 1729 transitions. [2022-11-16 12:39:26,291 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1729 transitions. Stem has 2 letters. Loop has 6 letters. [2022-11-16 12:39:26,292 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:39:26,293 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1729 transitions. Stem has 8 letters. Loop has 6 letters. [2022-11-16 12:39:26,293 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:39:26,294 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 1729 transitions. Stem has 2 letters. Loop has 12 letters. [2022-11-16 12:39:26,294 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:39:26,295 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1989 states and 3299 transitions. [2022-11-16 12:39:26,345 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 831 [2022-11-16 12:39:26,361 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1989 states to 959 states and 1592 transitions. [2022-11-16 12:39:26,363 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 905 [2022-11-16 12:39:26,366 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 907 [2022-11-16 12:39:26,367 INFO L73 IsDeterministic]: Start isDeterministic. Operand 959 states and 1592 transitions. [2022-11-16 12:39:26,369 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:26,369 INFO L218 hiAutomatonCegarLoop]: Abstraction has 959 states and 1592 transitions. [2022-11-16 12:39:26,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states and 1592 transitions. [2022-11-16 12:39:26,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 740. [2022-11-16 12:39:26,444 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) [2022-11-16 12:39:26,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 740 states and 1239 transitions. [2022-11-16 12:39:26,474 INFO L240 hiAutomatonCegarLoop]: Abstraction has 740 states and 1239 transitions. [2022-11-16 12:39:26,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:26,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:39:26,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:39:26,484 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) [2022-11-16 12:39:26,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:26,592 INFO L93 Difference]: Finished difference Result 924 states and 1472 transitions. [2022-11-16 12:39:26,593 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 924 states and 1472 transitions. [2022-11-16 12:39:26,601 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 807 [2022-11-16 12:39:26,608 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 924 states to 870 states and 1418 transitions. [2022-11-16 12:39:26,608 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 854 [2022-11-16 12:39:26,610 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 854 [2022-11-16 12:39:26,610 INFO L73 IsDeterministic]: Start isDeterministic. Operand 870 states and 1418 transitions. [2022-11-16 12:39:26,611 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:26,611 INFO L218 hiAutomatonCegarLoop]: Abstraction has 870 states and 1418 transitions. [2022-11-16 12:39:26,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 870 states and 1418 transitions. [2022-11-16 12:39:26,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 870 to 427. [2022-11-16 12:39:26,629 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) [2022-11-16 12:39:26,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 706 transitions. [2022-11-16 12:39:26,631 INFO L240 hiAutomatonCegarLoop]: Abstraction has 427 states and 706 transitions. [2022-11-16 12:39:26,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:39:26,632 INFO L428 stractBuchiCegarLoop]: Abstraction has 427 states and 706 transitions. [2022-11-16 12:39:26,633 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-16 12:39:26,633 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 427 states and 706 transitions. [2022-11-16 12:39:26,636 INFO L131 ngComponentsAnalysis]: Automaton has 7 accepting balls. 379 [2022-11-16 12:39:26,636 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:26,636 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:26,637 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-16 12:39:26,637 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-16 12:39:26,638 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:26,638 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 [2022-11-16 12:39:26,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:26,639 INFO L85 PathProgramCache]: Analyzing trace with hash 889868154, now seen corresponding path program 1 times [2022-11-16 12:39:26,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:26,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322314847] [2022-11-16 12:39:26,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:26,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:26,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:26,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322314847] [2022-11-16 12:39:26,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322314847] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:26,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:26,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:39:26,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72738871] [2022-11-16 12:39:26,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:26,697 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:26,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:26,698 INFO L85 PathProgramCache]: Analyzing trace with hash 261434407, now seen corresponding path program 1 times [2022-11-16 12:39:26,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:26,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687611998] [2022-11-16 12:39:26,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:26,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:39:26,704 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:39:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:39:26,709 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:39:26,747 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:39:26,747 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:39:26,747 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:39:26,747 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:39:26,747 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:39:26,747 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:26,748 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:39:26,748 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:39:26,748 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration2_Loop [2022-11-16 12:39:26,748 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:39:26,748 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:39:26,749 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:26,758 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:26,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:26,875 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:39:26,875 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:39:26,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:26,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:26,877 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:26,882 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:26,882 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:26,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-16 12:39:26,908 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:26,908 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: [] [2022-11-16 12:39:26,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:26,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:26,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:26,920 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:26,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-16 12:39:26,929 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:26,929 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:26,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:26,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:26,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:26,960 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:26,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-16 12:39:26,964 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:39:26,964 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:27,003 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:39:27,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:27,013 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:39:27,013 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:39:27,013 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:39:27,013 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:39:27,013 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:39:27,013 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:27,013 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:39:27,013 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:39:27,013 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration2_Loop [2022-11-16 12:39:27,014 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:39:27,014 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:39:27,015 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:27,026 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:27,036 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:27,166 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:39:27,166 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:39:27,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:27,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:27,171 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:27,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:39:27,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-16 12:39:27,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:39:27,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:39:27,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:39:27,197 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:39:27,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:39:27,199 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:39:27,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:39:27,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:39:27,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:27,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:27,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:27,225 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:27,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-16 12:39:27,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:39:27,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:39:27,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:39:27,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:39:27,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:39:27,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:39:27,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:39:27,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:39:27,263 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:39:27,267 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:39:27,267 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:39:27,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:27,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:27,274 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:27,280 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:39:27,280 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:39:27,280 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:39:27,281 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 [] [2022-11-16 12:39:27,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-16 12:39:27,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-11-16 12:39:27,295 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:39:27,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:27,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:39:27,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:39:27,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:27,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:39:27,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:39:27,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:27,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:27,484 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 [2022-11-16 12:39:27,484 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) [2022-11-16 12:39:27,592 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. [2022-11-16 12:39:27,593 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 [2022-11-16 12:39:27,594 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) [2022-11-16 12:39:27,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1179 transitions. [2022-11-16 12:39:27,597 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1179 transitions. Stem has 6 letters. Loop has 6 letters. [2022-11-16 12:39:27,597 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:39:27,597 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1179 transitions. Stem has 12 letters. Loop has 6 letters. [2022-11-16 12:39:27,598 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:39:27,598 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1179 transitions. Stem has 6 letters. Loop has 12 letters. [2022-11-16 12:39:27,598 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:39:27,598 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1573 states and 2561 transitions. [2022-11-16 12:39:27,615 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 966 [2022-11-16 12:39:27,625 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1573 states to 1132 states and 1844 transitions. [2022-11-16 12:39:27,625 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1058 [2022-11-16 12:39:27,627 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1061 [2022-11-16 12:39:27,628 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1132 states and 1844 transitions. [2022-11-16 12:39:27,633 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:27,634 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1132 states and 1844 transitions. [2022-11-16 12:39:27,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states and 1844 transitions. [2022-11-16 12:39:27,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 479. [2022-11-16 12:39:27,650 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) [2022-11-16 12:39:27,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 791 transitions. [2022-11-16 12:39:27,653 INFO L240 hiAutomatonCegarLoop]: Abstraction has 479 states and 791 transitions. [2022-11-16 12:39:27,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:27,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:39:27,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:39:27,656 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) [2022-11-16 12:39:27,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:27,722 INFO L93 Difference]: Finished difference Result 941 states and 1549 transitions. [2022-11-16 12:39:27,722 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 941 states and 1549 transitions. [2022-11-16 12:39:27,731 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 538 [2022-11-16 12:39:27,737 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 941 states to 941 states and 1549 transitions. [2022-11-16 12:39:27,738 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 803 [2022-11-16 12:39:27,739 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 803 [2022-11-16 12:39:27,739 INFO L73 IsDeterministic]: Start isDeterministic. Operand 941 states and 1549 transitions. [2022-11-16 12:39:27,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:27,740 INFO L218 hiAutomatonCegarLoop]: Abstraction has 941 states and 1549 transitions. [2022-11-16 12:39:27,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states and 1549 transitions. [2022-11-16 12:39:27,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 481. [2022-11-16 12:39:27,751 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) [2022-11-16 12:39:27,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 791 transitions. [2022-11-16 12:39:27,753 INFO L240 hiAutomatonCegarLoop]: Abstraction has 481 states and 791 transitions. [2022-11-16 12:39:27,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:39:27,755 INFO L428 stractBuchiCegarLoop]: Abstraction has 481 states and 791 transitions. [2022-11-16 12:39:27,755 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-16 12:39:27,755 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 481 states and 791 transitions. [2022-11-16 12:39:27,758 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 324 [2022-11-16 12:39:27,759 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:27,759 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:27,760 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:39:27,761 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] [2022-11-16 12:39:27,761 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:27,762 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 [2022-11-16 12:39:27,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:27,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1422722665, now seen corresponding path program 1 times [2022-11-16 12:39:27,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:27,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453231775] [2022-11-16 12:39:27,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:27,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:27,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:27,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:27,830 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453231775] [2022-11-16 12:39:27,830 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453231775] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:27,830 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:27,831 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:39:27,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827036813] [2022-11-16 12:39:27,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:27,831 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:27,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:27,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1072998502, now seen corresponding path program 1 times [2022-11-16 12:39:27,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:27,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907778152] [2022-11-16 12:39:27,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:27,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:27,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:27,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:27,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907778152] [2022-11-16 12:39:27,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907778152] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:27,932 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:27,933 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:39:27,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631251532] [2022-11-16 12:39:27,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:27,933 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 12:39:27,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:27,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:39:27,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:39:27,935 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) [2022-11-16 12:39:28,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:28,010 INFO L93 Difference]: Finished difference Result 697 states and 1139 transitions. [2022-11-16 12:39:28,011 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 697 states and 1139 transitions. [2022-11-16 12:39:28,017 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 324 [2022-11-16 12:39:28,022 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 697 states to 695 states and 1134 transitions. [2022-11-16 12:39:28,023 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 624 [2022-11-16 12:39:28,024 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 624 [2022-11-16 12:39:28,024 INFO L73 IsDeterministic]: Start isDeterministic. Operand 695 states and 1134 transitions. [2022-11-16 12:39:28,024 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:28,024 INFO L218 hiAutomatonCegarLoop]: Abstraction has 695 states and 1134 transitions. [2022-11-16 12:39:28,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states and 1134 transitions. [2022-11-16 12:39:28,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 481. [2022-11-16 12:39:28,035 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) [2022-11-16 12:39:28,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 481 states and 787 transitions. [2022-11-16 12:39:28,037 INFO L240 hiAutomatonCegarLoop]: Abstraction has 481 states and 787 transitions. [2022-11-16 12:39:28,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:39:28,039 INFO L428 stractBuchiCegarLoop]: Abstraction has 481 states and 787 transitions. [2022-11-16 12:39:28,039 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-16 12:39:28,039 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 481 states and 787 transitions. [2022-11-16 12:39:28,042 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 324 [2022-11-16 12:39:28,043 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:28,043 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:28,045 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] [2022-11-16 12:39:28,045 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-16 12:39:28,047 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:28,049 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 [2022-11-16 12:39:28,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:28,050 INFO L85 PathProgramCache]: Analyzing trace with hash 576829260, now seen corresponding path program 1 times [2022-11-16 12:39:28,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:28,050 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820453003] [2022-11-16 12:39:28,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:28,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:28,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:28,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:28,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:28,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820453003] [2022-11-16 12:39:28,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820453003] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:28,161 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:28,161 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:39:28,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458515252] [2022-11-16 12:39:28,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:28,162 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:28,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:28,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1197341531, now seen corresponding path program 1 times [2022-11-16 12:39:28,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:28,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067324656] [2022-11-16 12:39:28,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:28,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:28,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:39:28,167 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:39:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:39:28,177 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:39:28,216 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:39:28,216 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:39:28,217 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:39:28,217 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:39:28,217 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:39:28,217 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:28,217 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:39:28,217 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:39:28,218 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration4_Loop [2022-11-16 12:39:28,218 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:39:28,218 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:39:28,219 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:28,222 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:28,231 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:28,358 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:39:28,358 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:39:28,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:28,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:28,361 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:28,374 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:28,374 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:28,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-16 12:39:28,399 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:28,399 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: [] [2022-11-16 12:39:28,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:28,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:28,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:28,407 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:28,417 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:28,418 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:28,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-16 12:39:28,444 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:28,444 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: [] [2022-11-16 12:39:28,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:28,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:28,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:28,450 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:28,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-16 12:39:28,457 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:28,457 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:28,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:28,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:28,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:28,494 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:28,509 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:39:28,509 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:28,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-16 12:39:28,599 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:39:28,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:28,604 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:39:28,604 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:39:28,604 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:39:28,604 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:39:28,604 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:39:28,604 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:28,604 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:39:28,604 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:39:28,604 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration4_Loop [2022-11-16 12:39:28,604 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:39:28,604 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:39:28,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:28,610 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:28,623 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:28,739 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:39:28,739 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:39:28,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:28,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:28,743 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:28,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-16 12:39:28,756 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 [2022-11-16 12:39:28,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:39:28,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:39:28,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:39:28,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:39:28,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:39:28,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:39:28,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:39:28,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:39:28,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:28,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:28,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:28,796 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:28,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:39:28,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-16 12:39:28,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:39:28,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:39:28,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:39:28,828 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:39:28,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:39:28,830 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:39:28,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:39:28,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:39:28,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:28,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:28,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:28,859 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:28,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:39:28,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-16 12:39:28,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:39:28,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:39:28,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:39:28,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:39:28,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:39:28,881 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:39:28,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:39:28,890 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:39:28,894 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:39:28,894 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:39:28,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:28,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:28,896 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:28,904 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:39:28,904 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:39:28,904 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:39:28,904 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 [] [2022-11-16 12:39:28,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-16 12:39:28,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:28,910 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:39:28,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:28,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:28,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:39:28,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:39:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:29,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:39:29,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:39:29,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:29,091 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 [2022-11-16 12:39:29,092 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) [2022-11-16 12:39:29,134 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. [2022-11-16 12:39:29,134 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 [2022-11-16 12:39:29,135 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) [2022-11-16 12:39:29,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 221 transitions. [2022-11-16 12:39:29,136 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 19 letters. Loop has 6 letters. [2022-11-16 12:39:29,136 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:39:29,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 25 letters. Loop has 6 letters. [2022-11-16 12:39:29,137 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:39:29,137 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 221 transitions. Stem has 19 letters. Loop has 12 letters. [2022-11-16 12:39:29,138 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:39:29,138 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 542 states and 889 transitions. [2022-11-16 12:39:29,143 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 269 [2022-11-16 12:39:29,147 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 542 states to 537 states and 880 transitions. [2022-11-16 12:39:29,147 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 409 [2022-11-16 12:39:29,148 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 411 [2022-11-16 12:39:29,148 INFO L73 IsDeterministic]: Start isDeterministic. Operand 537 states and 880 transitions. [2022-11-16 12:39:29,149 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:29,149 INFO L218 hiAutomatonCegarLoop]: Abstraction has 537 states and 880 transitions. [2022-11-16 12:39:29,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states and 880 transitions. [2022-11-16 12:39:29,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 533. [2022-11-16 12:39:29,159 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) [2022-11-16 12:39:29,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 876 transitions. [2022-11-16 12:39:29,162 INFO L240 hiAutomatonCegarLoop]: Abstraction has 533 states and 876 transitions. [2022-11-16 12:39:29,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:29,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:39:29,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:39:29,163 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) [2022-11-16 12:39:29,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:29,238 INFO L93 Difference]: Finished difference Result 758 states and 1233 transitions. [2022-11-16 12:39:29,239 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 758 states and 1233 transitions. [2022-11-16 12:39:29,246 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 483 [2022-11-16 12:39:29,251 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 758 states to 742 states and 1207 transitions. [2022-11-16 12:39:29,251 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 616 [2022-11-16 12:39:29,253 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 616 [2022-11-16 12:39:29,253 INFO L73 IsDeterministic]: Start isDeterministic. Operand 742 states and 1207 transitions. [2022-11-16 12:39:29,253 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:29,253 INFO L218 hiAutomatonCegarLoop]: Abstraction has 742 states and 1207 transitions. [2022-11-16 12:39:29,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states and 1207 transitions. [2022-11-16 12:39:29,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 519. [2022-11-16 12:39:29,265 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) [2022-11-16 12:39:29,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 851 transitions. [2022-11-16 12:39:29,267 INFO L240 hiAutomatonCegarLoop]: Abstraction has 519 states and 851 transitions. [2022-11-16 12:39:29,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 12:39:29,268 INFO L428 stractBuchiCegarLoop]: Abstraction has 519 states and 851 transitions. [2022-11-16 12:39:29,269 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-16 12:39:29,269 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 519 states and 851 transitions. [2022-11-16 12:39:29,272 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 269 [2022-11-16 12:39:29,273 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:29,273 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:29,274 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] [2022-11-16 12:39:29,274 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-11-16 12:39:29,275 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:29,275 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 [2022-11-16 12:39:29,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:29,276 INFO L85 PathProgramCache]: Analyzing trace with hash -2009806385, now seen corresponding path program 1 times [2022-11-16 12:39:29,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:29,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053577392] [2022-11-16 12:39:29,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:29,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:29,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:29,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:29,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:29,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053577392] [2022-11-16 12:39:29,399 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053577392] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 12:39:29,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1204758999] [2022-11-16 12:39:29,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:29,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 12:39:29,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:29,405 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 12:39:29,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2022-11-16 12:39:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:29,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-16 12:39:29,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:39:29,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:29,567 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 12:39:29,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:29,600 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1204758999] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 12:39:29,601 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-16 12:39:29,601 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2022-11-16 12:39:29,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140816988] [2022-11-16 12:39:29,601 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-16 12:39:29,602 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:29,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:29,603 INFO L85 PathProgramCache]: Analyzing trace with hash 180771675, now seen corresponding path program 1 times [2022-11-16 12:39:29,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:29,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302513522] [2022-11-16 12:39:29,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:29,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:39:29,608 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:39:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:39:29,612 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:39:29,660 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:39:29,661 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:39:29,661 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:39:29,661 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:39:29,661 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:39:29,661 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:29,662 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:39:29,662 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:39:29,662 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration5_Loop [2022-11-16 12:39:29,662 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:39:29,662 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:39:29,663 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:29,672 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:29,683 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:29,801 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:39:29,801 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:39:29,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:29,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:29,803 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:29,808 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:29,808 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:29,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-16 12:39:29,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:29,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:29,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:29,838 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:29,843 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:39:29,843 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:29,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-16 12:39:29,959 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:39:29,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:29,970 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:39:29,970 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:39:29,970 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:39:29,970 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:39:29,970 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:39:29,970 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:29,970 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:39:29,970 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:39:29,970 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration5_Loop [2022-11-16 12:39:29,970 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:39:29,970 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:39:29,972 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:29,980 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:29,990 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:30,101 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:39:30,101 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:39:30,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:30,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:30,103 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:30,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:39:30,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-16 12:39:30,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:39:30,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:39:30,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:39:30,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:39:30,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:39:30,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:39:30,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:39:30,137 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:39:30,140 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:39:30,141 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:39:30,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:30,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:30,145 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:30,149 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:39:30,149 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:39:30,149 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:39:30,149 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 [] [2022-11-16 12:39:30,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-16 12:39:30,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-11-16 12:39:30,155 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:39:30,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:30,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:39:30,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:39:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:30,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:39:30,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:39:30,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:30,324 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 [2022-11-16 12:39:30,324 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) [2022-11-16 12:39:30,406 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. [2022-11-16 12:39:30,407 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 [2022-11-16 12:39:30,407 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) [2022-11-16 12:39:30,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1016 transitions. [2022-11-16 12:39:30,409 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1016 transitions. Stem has 30 letters. Loop has 6 letters. [2022-11-16 12:39:30,410 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:39:30,410 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1016 transitions. Stem has 36 letters. Loop has 6 letters. [2022-11-16 12:39:30,411 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:39:30,411 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1016 transitions. Stem has 30 letters. Loop has 12 letters. [2022-11-16 12:39:30,411 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:39:30,411 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1231 states and 2005 transitions. [2022-11-16 12:39:30,422 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 428 [2022-11-16 12:39:30,428 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1231 states to 792 states and 1294 transitions. [2022-11-16 12:39:30,428 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 609 [2022-11-16 12:39:30,429 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 611 [2022-11-16 12:39:30,429 INFO L73 IsDeterministic]: Start isDeterministic. Operand 792 states and 1294 transitions. [2022-11-16 12:39:30,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:30,430 INFO L218 hiAutomatonCegarLoop]: Abstraction has 792 states and 1294 transitions. [2022-11-16 12:39:30,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 792 states and 1294 transitions. [2022-11-16 12:39:30,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 792 to 571. [2022-11-16 12:39:30,443 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) [2022-11-16 12:39:30,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 940 transitions. [2022-11-16 12:39:30,445 INFO L240 hiAutomatonCegarLoop]: Abstraction has 571 states and 940 transitions. [2022-11-16 12:39:30,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:30,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 12:39:30,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-16 12:39:30,447 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) [2022-11-16 12:39:30,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:30,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:30,619 INFO L93 Difference]: Finished difference Result 1902 states and 3110 transitions. [2022-11-16 12:39:30,619 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1902 states and 3110 transitions. [2022-11-16 12:39:30,636 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 856 [2022-11-16 12:39:30,649 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1902 states to 1894 states and 3086 transitions. [2022-11-16 12:39:30,650 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1356 [2022-11-16 12:39:30,652 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1356 [2022-11-16 12:39:30,652 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1894 states and 3086 transitions. [2022-11-16 12:39:30,654 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:30,654 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1894 states and 3086 transitions. [2022-11-16 12:39:30,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1894 states and 3086 transitions. [2022-11-16 12:39:30,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1894 to 920. [2022-11-16 12:39:30,681 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) [2022-11-16 12:39:30,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1517 transitions. [2022-11-16 12:39:30,685 INFO L240 hiAutomatonCegarLoop]: Abstraction has 920 states and 1517 transitions. [2022-11-16 12:39:30,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:39:30,686 INFO L428 stractBuchiCegarLoop]: Abstraction has 920 states and 1517 transitions. [2022-11-16 12:39:30,687 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-16 12:39:30,687 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 920 states and 1517 transitions. [2022-11-16 12:39:30,693 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 214 [2022-11-16 12:39:30,694 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:30,694 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:30,700 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] [2022-11-16 12:39:30,700 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] [2022-11-16 12:39:30,701 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:30,701 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 [2022-11-16 12:39:30,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:30,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 1 times [2022-11-16 12:39:30,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:30,702 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764462015] [2022-11-16 12:39:30,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:30,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:30,887 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-16 12:39:30,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:30,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764462015] [2022-11-16 12:39:30,888 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764462015] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:30,888 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:30,889 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:39:30,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147724029] [2022-11-16 12:39:30,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:30,889 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:30,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:30,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1072998502, now seen corresponding path program 2 times [2022-11-16 12:39:30,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:30,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442108174] [2022-11-16 12:39:30,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:30,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:30,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:30,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:30,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442108174] [2022-11-16 12:39:30,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442108174] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:30,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:30,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:39:30,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137915562] [2022-11-16 12:39:30,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:30,953 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 12:39:30,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:30,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:39:30,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:39:30,954 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) [2022-11-16 12:39:31,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:31,003 INFO L93 Difference]: Finished difference Result 1108 states and 1822 transitions. [2022-11-16 12:39:31,003 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1108 states and 1822 transitions. [2022-11-16 12:39:31,012 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 402 [2022-11-16 12:39:31,020 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1108 states to 1108 states and 1822 transitions. [2022-11-16 12:39:31,020 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 676 [2022-11-16 12:39:31,022 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 676 [2022-11-16 12:39:31,022 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1108 states and 1822 transitions. [2022-11-16 12:39:31,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:31,022 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1108 states and 1822 transitions. [2022-11-16 12:39:31,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states and 1822 transitions. [2022-11-16 12:39:31,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 917. [2022-11-16 12:39:31,041 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) [2022-11-16 12:39:31,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 917 states and 1511 transitions. [2022-11-16 12:39:31,045 INFO L240 hiAutomatonCegarLoop]: Abstraction has 917 states and 1511 transitions. [2022-11-16 12:39:31,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:39:31,047 INFO L428 stractBuchiCegarLoop]: Abstraction has 917 states and 1511 transitions. [2022-11-16 12:39:31,047 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-16 12:39:31,047 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 917 states and 1511 transitions. [2022-11-16 12:39:31,053 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 211 [2022-11-16 12:39:31,054 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:31,054 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:31,058 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] [2022-11-16 12:39:31,058 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] [2022-11-16 12:39:31,061 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:31,061 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 [2022-11-16 12:39:31,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:31,062 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 2 times [2022-11-16 12:39:31,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:31,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418401093] [2022-11-16 12:39:31,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:31,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:31,251 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-16 12:39:31,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:31,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418401093] [2022-11-16 12:39:31,252 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418401093] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:31,252 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:31,252 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:39:31,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584233165] [2022-11-16 12:39:31,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:31,253 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:31,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:31,254 INFO L85 PathProgramCache]: Analyzing trace with hash 328449945, now seen corresponding path program 1 times [2022-11-16 12:39:31,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:31,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114628725] [2022-11-16 12:39:31,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:31,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:31,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:31,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:31,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:31,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114628725] [2022-11-16 12:39:31,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114628725] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:31,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:31,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:39:31,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775034260] [2022-11-16 12:39:31,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:31,350 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 12:39:31,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:31,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:39:31,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:39:31,352 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) [2022-11-16 12:39:31,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:31,391 INFO L93 Difference]: Finished difference Result 924 states and 1519 transitions. [2022-11-16 12:39:31,391 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 924 states and 1519 transitions. [2022-11-16 12:39:31,401 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 217 [2022-11-16 12:39:31,408 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 924 states to 924 states and 1519 transitions. [2022-11-16 12:39:31,409 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 492 [2022-11-16 12:39:31,410 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 492 [2022-11-16 12:39:31,410 INFO L73 IsDeterministic]: Start isDeterministic. Operand 924 states and 1519 transitions. [2022-11-16 12:39:31,410 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:31,411 INFO L218 hiAutomatonCegarLoop]: Abstraction has 924 states and 1519 transitions. [2022-11-16 12:39:31,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states and 1519 transitions. [2022-11-16 12:39:31,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 915. [2022-11-16 12:39:31,432 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) [2022-11-16 12:39:31,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 915 states and 1506 transitions. [2022-11-16 12:39:31,436 INFO L240 hiAutomatonCegarLoop]: Abstraction has 915 states and 1506 transitions. [2022-11-16 12:39:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:39:31,438 INFO L428 stractBuchiCegarLoop]: Abstraction has 915 states and 1506 transitions. [2022-11-16 12:39:31,438 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-16 12:39:31,438 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 915 states and 1506 transitions. [2022-11-16 12:39:31,445 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 209 [2022-11-16 12:39:31,445 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:31,445 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:31,447 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] [2022-11-16 12:39:31,447 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:39:31,448 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:31,450 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 [2022-11-16 12:39:31,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:31,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 3 times [2022-11-16 12:39:31,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:31,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818929725] [2022-11-16 12:39:31,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:31,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:31,574 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-16 12:39:31,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:31,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818929725] [2022-11-16 12:39:31,575 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818929725] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:31,575 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:31,575 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:39:31,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411078218] [2022-11-16 12:39:31,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:31,577 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:31,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:31,578 INFO L85 PathProgramCache]: Analyzing trace with hash 861215390, now seen corresponding path program 1 times [2022-11-16 12:39:31,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:31,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218618027] [2022-11-16 12:39:31,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:31,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:31,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:31,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:31,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [218618027] [2022-11-16 12:39:31,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [218618027] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:31,643 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:31,644 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:39:31,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307465061] [2022-11-16 12:39:31,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:31,645 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 12:39:31,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:31,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:39:31,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:39:31,646 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) [2022-11-16 12:39:31,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:31,676 INFO L93 Difference]: Finished difference Result 1110 states and 1818 transitions. [2022-11-16 12:39:31,676 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1110 states and 1818 transitions. [2022-11-16 12:39:31,688 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 404 [2022-11-16 12:39:31,696 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1110 states to 1110 states and 1818 transitions. [2022-11-16 12:39:31,696 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 678 [2022-11-16 12:39:31,697 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 678 [2022-11-16 12:39:31,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1110 states and 1818 transitions. [2022-11-16 12:39:31,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:31,698 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1110 states and 1818 transitions. [2022-11-16 12:39:31,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1110 states and 1818 transitions. [2022-11-16 12:39:31,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1110 to 953. [2022-11-16 12:39:31,717 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) [2022-11-16 12:39:31,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 953 states and 1560 transitions. [2022-11-16 12:39:31,721 INFO L240 hiAutomatonCegarLoop]: Abstraction has 953 states and 1560 transitions. [2022-11-16 12:39:31,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:39:31,724 INFO L428 stractBuchiCegarLoop]: Abstraction has 953 states and 1560 transitions. [2022-11-16 12:39:31,725 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-16 12:39:31,725 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 953 states and 1560 transitions. [2022-11-16 12:39:31,731 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 247 [2022-11-16 12:39:31,731 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:31,731 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:31,735 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] [2022-11-16 12:39:31,735 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] [2022-11-16 12:39:31,735 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:31,736 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 [2022-11-16 12:39:31,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:31,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 4 times [2022-11-16 12:39:31,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:31,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017901787] [2022-11-16 12:39:31,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:31,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:31,850 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-16 12:39:31,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:31,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017901787] [2022-11-16 12:39:31,851 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017901787] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:31,851 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:31,851 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:39:31,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655267145] [2022-11-16 12:39:31,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:31,852 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:31,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:31,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1086468124, now seen corresponding path program 1 times [2022-11-16 12:39:31,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:31,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099306373] [2022-11-16 12:39:31,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:31,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:31,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:31,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:31,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099306373] [2022-11-16 12:39:31,910 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099306373] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:31,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:31,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:39:31,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663352440] [2022-11-16 12:39:31,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:31,911 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 12:39:31,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:31,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:39:31,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:39:31,912 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) [2022-11-16 12:39:31,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:31,964 INFO L93 Difference]: Finished difference Result 1181 states and 1921 transitions. [2022-11-16 12:39:31,965 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1181 states and 1921 transitions. [2022-11-16 12:39:31,973 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 475 [2022-11-16 12:39:31,980 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1181 states to 1181 states and 1921 transitions. [2022-11-16 12:39:31,980 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 749 [2022-11-16 12:39:31,981 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 749 [2022-11-16 12:39:31,981 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1181 states and 1921 transitions. [2022-11-16 12:39:31,982 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:31,982 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1181 states and 1921 transitions. [2022-11-16 12:39:31,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1181 states and 1921 transitions. [2022-11-16 12:39:31,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1181 to 1010. [2022-11-16 12:39:32,001 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) [2022-11-16 12:39:32,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1642 transitions. [2022-11-16 12:39:32,005 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1010 states and 1642 transitions. [2022-11-16 12:39:32,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:39:32,007 INFO L428 stractBuchiCegarLoop]: Abstraction has 1010 states and 1642 transitions. [2022-11-16 12:39:32,007 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-16 12:39:32,008 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1010 states and 1642 transitions. [2022-11-16 12:39:32,013 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 304 [2022-11-16 12:39:32,013 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:32,013 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:32,015 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] [2022-11-16 12:39:32,015 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] [2022-11-16 12:39:32,015 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:32,016 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 [2022-11-16 12:39:32,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:32,017 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 5 times [2022-11-16 12:39:32,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:32,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952926030] [2022-11-16 12:39:32,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:32,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:32,118 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-16 12:39:32,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:32,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952926030] [2022-11-16 12:39:32,118 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952926030] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:32,118 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:32,119 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:39:32,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131872037] [2022-11-16 12:39:32,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:32,119 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:32,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:32,120 INFO L85 PathProgramCache]: Analyzing trace with hash 958824677, now seen corresponding path program 1 times [2022-11-16 12:39:32,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:32,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585112854] [2022-11-16 12:39:32,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:32,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:32,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:32,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585112854] [2022-11-16 12:39:32,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585112854] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:32,204 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:32,204 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:39:32,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077165446] [2022-11-16 12:39:32,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:32,205 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 12:39:32,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:32,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:39:32,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:39:32,206 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) [2022-11-16 12:39:32,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:32,659 INFO L93 Difference]: Finished difference Result 1451 states and 2253 transitions. [2022-11-16 12:39:32,659 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1451 states and 2253 transitions. [2022-11-16 12:39:32,668 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 313 [2022-11-16 12:39:32,677 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1451 states to 1451 states and 2253 transitions. [2022-11-16 12:39:32,678 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 852 [2022-11-16 12:39:32,680 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 852 [2022-11-16 12:39:32,680 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1451 states and 2253 transitions. [2022-11-16 12:39:32,680 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:32,680 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1451 states and 2253 transitions. [2022-11-16 12:39:32,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states and 2253 transitions. [2022-11-16 12:39:32,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1010. [2022-11-16 12:39:32,702 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) [2022-11-16 12:39:32,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1624 transitions. [2022-11-16 12:39:32,706 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1010 states and 1624 transitions. [2022-11-16 12:39:32,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:39:32,707 INFO L428 stractBuchiCegarLoop]: Abstraction has 1010 states and 1624 transitions. [2022-11-16 12:39:32,707 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-16 12:39:32,707 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1010 states and 1624 transitions. [2022-11-16 12:39:32,713 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 304 [2022-11-16 12:39:32,713 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:32,713 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:32,724 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] [2022-11-16 12:39:32,724 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] [2022-11-16 12:39:32,724 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:32,725 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 [2022-11-16 12:39:32,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:32,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 6 times [2022-11-16 12:39:32,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:32,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804586258] [2022-11-16 12:39:32,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:32,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:32,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:32,824 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-16 12:39:32,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:32,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804586258] [2022-11-16 12:39:32,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804586258] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:32,825 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:32,825 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:39:32,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701590048] [2022-11-16 12:39:32,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:32,826 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:32,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:32,826 INFO L85 PathProgramCache]: Analyzing trace with hash 776218533, now seen corresponding path program 1 times [2022-11-16 12:39:32,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:32,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424939507] [2022-11-16 12:39:32,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:32,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:32,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:32,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:32,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424939507] [2022-11-16 12:39:32,935 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424939507] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:32,936 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:32,936 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:39:32,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192159631] [2022-11-16 12:39:32,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:32,939 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 12:39:32,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:32,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:39:32,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:39:32,940 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) [2022-11-16 12:39:33,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:33,114 INFO L93 Difference]: Finished difference Result 1830 states and 2940 transitions. [2022-11-16 12:39:33,114 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1830 states and 2940 transitions. [2022-11-16 12:39:33,135 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 579 [2022-11-16 12:39:33,145 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1830 states to 1830 states and 2940 transitions. [2022-11-16 12:39:33,145 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1095 [2022-11-16 12:39:33,147 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1095 [2022-11-16 12:39:33,147 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1830 states and 2940 transitions. [2022-11-16 12:39:33,148 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:33,149 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1830 states and 2940 transitions. [2022-11-16 12:39:33,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1830 states and 2940 transitions. [2022-11-16 12:39:33,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1830 to 1010. [2022-11-16 12:39:33,176 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) [2022-11-16 12:39:33,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 1010 states and 1623 transitions. [2022-11-16 12:39:33,180 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1010 states and 1623 transitions. [2022-11-16 12:39:33,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:39:33,181 INFO L428 stractBuchiCegarLoop]: Abstraction has 1010 states and 1623 transitions. [2022-11-16 12:39:33,181 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-16 12:39:33,181 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1010 states and 1623 transitions. [2022-11-16 12:39:33,186 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 304 [2022-11-16 12:39:33,186 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:33,186 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:33,187 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] [2022-11-16 12:39:33,188 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] [2022-11-16 12:39:33,188 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:33,188 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 [2022-11-16 12:39:33,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:33,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 7 times [2022-11-16 12:39:33,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:33,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761229847] [2022-11-16 12:39:33,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:33,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:33,266 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-16 12:39:33,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:33,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761229847] [2022-11-16 12:39:33,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761229847] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:33,267 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:33,267 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:39:33,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335334632] [2022-11-16 12:39:33,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:33,268 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:33,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:33,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1096694504, now seen corresponding path program 1 times [2022-11-16 12:39:33,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:33,269 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132400579] [2022-11-16 12:39:33,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:33,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:33,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:33,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:33,322 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132400579] [2022-11-16 12:39:33,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132400579] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:33,323 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:33,323 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:39:33,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078206324] [2022-11-16 12:39:33,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:33,324 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 12:39:33,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:33,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:39:33,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:39:33,325 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) [2022-11-16 12:39:33,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:33,385 INFO L93 Difference]: Finished difference Result 1679 states and 2724 transitions. [2022-11-16 12:39:33,385 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1679 states and 2724 transitions. [2022-11-16 12:39:33,396 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 286 [2022-11-16 12:39:33,406 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1679 states to 1679 states and 2724 transitions. [2022-11-16 12:39:33,406 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 972 [2022-11-16 12:39:33,407 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 972 [2022-11-16 12:39:33,408 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1679 states and 2724 transitions. [2022-11-16 12:39:33,408 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:33,408 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1679 states and 2724 transitions. [2022-11-16 12:39:33,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1679 states and 2724 transitions. [2022-11-16 12:39:33,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1679 to 968. [2022-11-16 12:39:33,430 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) [2022-11-16 12:39:33,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 968 states and 1560 transitions. [2022-11-16 12:39:33,433 INFO L240 hiAutomatonCegarLoop]: Abstraction has 968 states and 1560 transitions. [2022-11-16 12:39:33,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:39:33,434 INFO L428 stractBuchiCegarLoop]: Abstraction has 968 states and 1560 transitions. [2022-11-16 12:39:33,434 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-16 12:39:33,434 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 968 states and 1560 transitions. [2022-11-16 12:39:33,439 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 286 [2022-11-16 12:39:33,439 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:33,439 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:33,441 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] [2022-11-16 12:39:33,441 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] [2022-11-16 12:39:33,441 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:33,442 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 [2022-11-16 12:39:33,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:33,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 8 times [2022-11-16 12:39:33,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:33,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414696356] [2022-11-16 12:39:33,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:33,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:33,516 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-16 12:39:33,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:33,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414696356] [2022-11-16 12:39:33,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414696356] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:33,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:33,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:39:33,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942233372] [2022-11-16 12:39:33,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:33,518 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:33,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:33,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1261195601, now seen corresponding path program 1 times [2022-11-16 12:39:33,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:33,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681254052] [2022-11-16 12:39:33,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:33,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:33,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:33,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:33,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:33,586 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681254052] [2022-11-16 12:39:33,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681254052] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:33,587 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:33,587 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:39:33,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398920812] [2022-11-16 12:39:33,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:33,588 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 12:39:33,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:33,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:39:33,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:39:33,589 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) [2022-11-16 12:39:33,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:33,689 INFO L93 Difference]: Finished difference Result 1770 states and 2850 transitions. [2022-11-16 12:39:33,690 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1770 states and 2850 transitions. [2022-11-16 12:39:33,699 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 543 [2022-11-16 12:39:33,709 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1770 states to 1770 states and 2850 transitions. [2022-11-16 12:39:33,709 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1049 [2022-11-16 12:39:33,711 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1049 [2022-11-16 12:39:33,711 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1770 states and 2850 transitions. [2022-11-16 12:39:33,711 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:33,711 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1770 states and 2850 transitions. [2022-11-16 12:39:33,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1770 states and 2850 transitions. [2022-11-16 12:39:33,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1770 to 968. [2022-11-16 12:39:33,733 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) [2022-11-16 12:39:33,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 968 states and 1559 transitions. [2022-11-16 12:39:33,736 INFO L240 hiAutomatonCegarLoop]: Abstraction has 968 states and 1559 transitions. [2022-11-16 12:39:33,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:39:33,737 INFO L428 stractBuchiCegarLoop]: Abstraction has 968 states and 1559 transitions. [2022-11-16 12:39:33,737 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-16 12:39:33,737 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 968 states and 1559 transitions. [2022-11-16 12:39:33,741 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 286 [2022-11-16 12:39:33,742 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:33,742 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:33,743 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] [2022-11-16 12:39:33,743 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] [2022-11-16 12:39:33,743 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:33,744 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 [2022-11-16 12:39:33,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:33,745 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 9 times [2022-11-16 12:39:33,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:33,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423976440] [2022-11-16 12:39:33,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:33,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:33,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:33,821 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-16 12:39:33,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:33,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423976440] [2022-11-16 12:39:33,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423976440] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:33,822 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:33,822 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:39:33,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107726161] [2022-11-16 12:39:33,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:33,823 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:33,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:33,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1003030163, now seen corresponding path program 1 times [2022-11-16 12:39:33,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:33,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779216064] [2022-11-16 12:39:33,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:33,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:33,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:33,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:33,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779216064] [2022-11-16 12:39:33,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779216064] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:33,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:33,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:39:33,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708351023] [2022-11-16 12:39:33,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:33,898 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 12:39:33,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:33,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:39:33,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:39:33,899 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) [2022-11-16 12:39:33,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:33,915 INFO L93 Difference]: Finished difference Result 969 states and 1559 transitions. [2022-11-16 12:39:33,915 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 969 states and 1559 transitions. [2022-11-16 12:39:33,921 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 286 [2022-11-16 12:39:33,926 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 969 states to 968 states and 1558 transitions. [2022-11-16 12:39:33,926 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 550 [2022-11-16 12:39:33,927 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 550 [2022-11-16 12:39:33,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 968 states and 1558 transitions. [2022-11-16 12:39:33,928 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:33,928 INFO L218 hiAutomatonCegarLoop]: Abstraction has 968 states and 1558 transitions. [2022-11-16 12:39:33,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 968 states and 1558 transitions. [2022-11-16 12:39:33,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 968 to 968. [2022-11-16 12:39:33,944 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) [2022-11-16 12:39:33,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 968 states and 1558 transitions. [2022-11-16 12:39:33,947 INFO L240 hiAutomatonCegarLoop]: Abstraction has 968 states and 1558 transitions. [2022-11-16 12:39:33,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:39:33,948 INFO L428 stractBuchiCegarLoop]: Abstraction has 968 states and 1558 transitions. [2022-11-16 12:39:33,948 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-11-16 12:39:33,948 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 968 states and 1558 transitions. [2022-11-16 12:39:33,952 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 286 [2022-11-16 12:39:33,952 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:33,952 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:33,953 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] [2022-11-16 12:39:33,953 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] [2022-11-16 12:39:33,954 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:33,954 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 [2022-11-16 12:39:33,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:33,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 10 times [2022-11-16 12:39:33,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:33,955 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255900803] [2022-11-16 12:39:33,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:33,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:33,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:34,027 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-16 12:39:34,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:34,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255900803] [2022-11-16 12:39:34,028 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255900803] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:34,028 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:34,028 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:39:34,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688810852] [2022-11-16 12:39:34,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:34,029 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:34,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:34,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1486498799, now seen corresponding path program 1 times [2022-11-16 12:39:34,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:34,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191646834] [2022-11-16 12:39:34,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:34,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:34,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:39:34,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:34,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191646834] [2022-11-16 12:39:34,094 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191646834] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:34,094 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:34,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 12:39:34,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943674485] [2022-11-16 12:39:34,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:34,095 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 12:39:34,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:39:34,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 12:39:34,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 12:39:34,097 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) [2022-11-16 12:39:34,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:39:34,126 INFO L93 Difference]: Finished difference Result 1214 states and 1925 transitions. [2022-11-16 12:39:34,126 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1214 states and 1925 transitions. [2022-11-16 12:39:34,134 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 513 [2022-11-16 12:39:34,142 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1214 states to 1195 states and 1896 transitions. [2022-11-16 12:39:34,142 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 777 [2022-11-16 12:39:34,144 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 777 [2022-11-16 12:39:34,144 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1195 states and 1896 transitions. [2022-11-16 12:39:34,144 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-16 12:39:34,144 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1195 states and 1896 transitions. [2022-11-16 12:39:34,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1195 states and 1896 transitions. [2022-11-16 12:39:34,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1195 to 1020. [2022-11-16 12:39:34,169 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) [2022-11-16 12:39:34,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 1634 transitions. [2022-11-16 12:39:34,174 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1020 states and 1634 transitions. [2022-11-16 12:39:34,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 12:39:34,175 INFO L428 stractBuchiCegarLoop]: Abstraction has 1020 states and 1634 transitions. [2022-11-16 12:39:34,175 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-11-16 12:39:34,175 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1020 states and 1634 transitions. [2022-11-16 12:39:34,180 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 338 [2022-11-16 12:39:34,181 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:39:34,181 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:39:34,183 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] [2022-11-16 12:39:34,183 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] [2022-11-16 12:39:34,183 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);~gate2Failed_History_1~0 := 0;~gate2Failed_History_0~0 := 0;~gate2Failed_History_2~0 := 0;~g1v_new~0 := 0;~gate2Failed~0 := 0;~g3v~0 := 0;~g2v_old~0 := 0;~g1v~0 := 0;~g2v_new~0 := 0;~gate1Failed_History_2~0 := 0;~gate1Failed_History_1~0 := 0;~gate1Failed_History_0~0 := 0;~gate1Failed~0 := 0;~g1v_old~0 := 0;~nomsg~0 := -1;~g3v_old~0 := 0;~g2v~0 := 0;~votedValue_History_0~0 := 0;~votedValue_History_1~0 := 0;~gate3Failed~0 := 0;~votedValue_History_2~0 := 0;~VALUE1~0 := 0;~gate3Failed_History_0~0 := 0;~VALUE2~0 := 0;~VALUE3~0 := 0;~gate3Failed_History_2~0 := 0;~g3v_new~0 := 0;~gate3Failed_History_1~0 := 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 [2022-11-16 12:39:34,184 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 [2022-11-16 12:39:34,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:34,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1809252604, now seen corresponding path program 11 times [2022-11-16 12:39:34,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:34,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121905200] [2022-11-16 12:39:34,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:34,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:39:34,280 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-16 12:39:34,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:39:34,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121905200] [2022-11-16 12:39:34,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121905200] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:39:34,281 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:39:34,281 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 12:39:34,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832258088] [2022-11-16 12:39:34,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:39:34,282 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 12:39:34,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:39:34,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1846484867, now seen corresponding path program 1 times [2022-11-16 12:39:34,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:39:34,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535166997] [2022-11-16 12:39:34,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:39:34,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:39:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:39:34,311 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:39:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:39:34,347 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:39:37,232 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:39:37,232 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:39:37,232 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:39:37,232 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:39:37,232 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:39:37,232 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:37,232 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:39:37,232 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:39:37,232 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration16_Loop [2022-11-16 12:39:37,232 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:39:37,232 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:39:37,246 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,252 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,255 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,259 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,261 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,268 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,272 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,278 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,281 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,597 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,601 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,604 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,608 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,610 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,614 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,617 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,619 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,622 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,631 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,651 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,654 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,657 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,663 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,666 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,668 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,672 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,676 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,682 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,685 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,687 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,690 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,696 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,699 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,701 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,704 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,707 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,711 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,725 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,737 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,740 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,743 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,749 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,751 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,758 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,765 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,772 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,775 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,779 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,783 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,786 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,789 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,796 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,809 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,812 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,815 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:37,818 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:38,947 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-16 12:39:53,325 WARN L233 SmtUtils]: Spent 14.28s 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) [2022-11-16 12:39:53,594 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:39:53,594 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:39:53,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:53,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:53,596 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:53,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-16 12:39:53,606 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:53,606 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:53,632 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:53,632 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: [] [2022-11-16 12:39:53,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:53,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:53,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:53,639 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:53,644 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:53,644 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:53,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-16 12:39:53,669 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:53,669 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: [] [2022-11-16 12:39:53,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:53,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:53,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:53,681 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:53,685 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:53,685 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:53,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-16 12:39:53,715 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:53,715 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: [] [2022-11-16 12:39:53,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:53,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:53,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:53,726 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:53,731 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:53,731 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:53,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-16 12:39:53,755 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:53,756 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: [] [2022-11-16 12:39:53,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:53,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:53,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:53,761 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:53,766 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:53,766 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:53,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-16 12:39:53,793 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:53,793 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: [] [2022-11-16 12:39:53,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:53,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:53,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:53,804 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:53,808 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:53,808 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:53,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-16 12:39:53,839 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:53,839 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: [] [2022-11-16 12:39:53,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:53,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:53,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:53,851 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:53,856 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:53,857 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:53,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-16 12:39:53,891 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:53,891 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: [] [2022-11-16 12:39:53,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:53,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:53,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:53,902 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:53,907 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:53,907 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:53,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-16 12:39:53,939 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:39:53,939 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: [] [2022-11-16 12:39:53,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:53,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:53,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:53,950 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:53,955 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:39:53,956 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:53,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-16 12:39:55,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-16 12:39:55,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:55,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:39:55,137 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:39:55,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-16 12:39:55,140 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:39:55,140 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:39:56,889 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:39:56,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-16 12:39:56,902 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:39:56,902 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:39:56,902 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:39:56,902 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:39:56,902 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:39:56,903 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:39:56,903 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:39:56,903 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:39:56,903 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_Triplicated.2.ufo.BOUNDED-10.pals.c_Iteration16_Loop [2022-11-16 12:39:56,903 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:39:56,903 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:39:56,909 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:56,916 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:56,922 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:56,925 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,262 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,265 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,267 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,269 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,272 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,274 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,278 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,281 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,285 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,311 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,313 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,316 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,322 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,329 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,332 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,334 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,337 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,339 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,357 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,363 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,366 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,368 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,371 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,373 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,375 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,378 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,384 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,386 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,389 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,391 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,394 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,396 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,401 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,404 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,406 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,409 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,413 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,420 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,422 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,425 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,435 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,438 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,441 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,445 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,447 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,450 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,457 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,459 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,462 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,464 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,470 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,481 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,483 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,486 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,492 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:57,495 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:39:58,837 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-16 12:40:13,323 WARN L233 SmtUtils]: Spent 14.44s 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) [2022-11-16 12:40:13,622 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:40:13,631 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:40:13,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:13,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:13,633 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:13,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:13,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-16 12:40:13,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:13,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:13,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:13,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:13,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:13,657 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:13,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:13,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:13,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:13,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:13,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:13,681 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:13,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:13,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-16 12:40:13,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:13,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:13,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:13,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:13,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:13,701 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:13,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:13,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:13,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:13,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:13,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:13,729 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:13,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:13,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-16 12:40:13,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:13,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:13,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:13,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:13,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:13,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:13,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:13,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:13,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:13,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:13,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:13,767 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:13,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:13,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-16 12:40:13,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:13,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:13,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:13,792 INFO L204 nArgumentSynthesizer]: 20 loop disjuncts [2022-11-16 12:40:13,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,042 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-11-16 12:40:14,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-11-16 12:40:14,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,263 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-16 12:40:14,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,283 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,283 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-16 12:40:14,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,296 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-16 12:40:14,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:14,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,348 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-16 12:40:14,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,369 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:14,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,391 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-16 12:40:14,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:14,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,450 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-16 12:40:14,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:14,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,488 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-16 12:40:14,491 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-16 12:40:14,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,515 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-16 12:40:14,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,531 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-16 12:40:14,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,537 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-16 12:40:14,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,553 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:14,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,559 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-16 12:40:14,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,576 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:14,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,623 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-16 12:40:14,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-16 12:40:14,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,654 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-16 12:40:14,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:14,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,675 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-16 12:40:14,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:14,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,717 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-16 12:40:14,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-16 12:40:14,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,741 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-16 12:40:14,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-16 12:40:14,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,771 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-16 12:40:14,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,787 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:14,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,795 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-16 12:40:14,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-16 12:40:14,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,833 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-16 12:40:14,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:14,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,856 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-16 12:40:14,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:40:14,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:40:14,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-16 12:40:14,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,885 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-16 12:40:14,889 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 [2022-11-16 12:40:14,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:40:14,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:40:14,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:40:14,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:40:14,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:40:14,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:40:14,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:40:14,903 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:40:14,906 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-16 12:40:14,906 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-11-16 12:40:14,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:40:14,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:14,907 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:14,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-16 12:40:14,910 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:40:14,910 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-16 12:40:14,910 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:40:14,910 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 [] [2022-11-16 12:40:14,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-16 12:40:14,915 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-16 12:40:14,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:40:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:40:15,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 12:40:15,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:40:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:40:15,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:40:15,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:40:15,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:40:15,475 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 [2022-11-16 12:40:15,475 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) [2022-11-16 12:40:15,506 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. [2022-11-16 12:40:15,507 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 [2022-11-16 12:40:15,508 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) [2022-11-16 12:40:15,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 595 transitions. [2022-11-16 12:40:15,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 595 transitions. Stem has 54 letters. Loop has 48 letters. [2022-11-16 12:40:15,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:40:15,510 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 595 transitions. Stem has 102 letters. Loop has 48 letters. [2022-11-16 12:40:15,510 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:40:15,510 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 595 transitions. Stem has 54 letters. Loop has 96 letters. [2022-11-16 12:40:15,511 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:40:15,511 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1358 states and 2135 transitions. [2022-11-16 12:40:15,518 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:40:15,518 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1358 states to 0 states and 0 transitions. [2022-11-16 12:40:15,518 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 12:40:15,518 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 12:40:15,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 12:40:15,519 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:40:15,519 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:40:15,519 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:40:15,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:40:15,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 12:40:15,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:40:15,520 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) [2022-11-16 12:40:15,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:40:15,520 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-11-16 12:40:15,520 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-11-16 12:40:15,521 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:40:15,521 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 12:40:15,521 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 12:40:15,521 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 12:40:15,521 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 12:40:15,521 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:40:15,522 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:40:15,522 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:40:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-16 12:40:15,522 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:40:15,522 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-11-16 12:40:15,523 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:40:15,523 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:40:15,523 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-16 12:40:15,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 12:40:15 BoogieIcfgContainer [2022-11-16 12:40:15,531 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-16 12:40:15,532 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:40:15,532 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:40:15,532 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:40:15,533 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:39:24" (3/4) ... [2022-11-16 12:40:15,536 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:40:15,537 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:40:15,537 INFO L158 Benchmark]: Toolchain (without parser) took 53978.14ms. Allocated memory was 96.5MB in the beginning and 343.9MB in the end (delta: 247.5MB). Free memory was 59.7MB in the beginning and 137.1MB in the end (delta: -77.4MB). Peak memory consumption was 173.2MB. Max. memory is 16.1GB. [2022-11-16 12:40:15,538 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 96.5MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:40:15,538 INFO L158 Benchmark]: CACSL2BoogieTranslator took 523.78ms. Allocated memory is still 96.5MB. Free memory was 59.5MB in the beginning and 68.1MB in the end (delta: -8.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 12:40:15,539 INFO L158 Benchmark]: Boogie Procedure Inliner took 175.88ms. Allocated memory is still 96.5MB. Free memory was 68.1MB in the beginning and 62.1MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 12:40:15,539 INFO L158 Benchmark]: Boogie Preprocessor took 129.39ms. Allocated memory is still 96.5MB. Free memory was 62.1MB in the beginning and 56.8MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 12:40:15,539 INFO L158 Benchmark]: RCFGBuilder took 1781.05ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 56.8MB in the beginning and 43.8MB in the end (delta: 13.0MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2022-11-16 12:40:15,540 INFO L158 Benchmark]: BuchiAutomizer took 51356.95ms. Allocated memory was 121.6MB in the beginning and 343.9MB in the end (delta: 222.3MB). Free memory was 43.8MB in the beginning and 137.1MB in the end (delta: -93.3MB). Peak memory consumption was 132.0MB. Max. memory is 16.1GB. [2022-11-16 12:40:15,540 INFO L158 Benchmark]: Witness Printer took 4.96ms. Allocated memory is still 343.9MB. Free memory is still 137.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:40:15,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 96.5MB. Free memory is still 77.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 523.78ms. Allocated memory is still 96.5MB. Free memory was 59.5MB in the beginning and 68.1MB in the end (delta: -8.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 175.88ms. Allocated memory is still 96.5MB. Free memory was 68.1MB in the beginning and 62.1MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 129.39ms. Allocated memory is still 96.5MB. Free memory was 62.1MB in the beginning and 56.8MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1781.05ms. Allocated memory was 96.5MB in the beginning and 121.6MB in the end (delta: 25.2MB). Free memory was 56.8MB in the beginning and 43.8MB in the end (delta: 13.0MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 51356.95ms. Allocated memory was 121.6MB in the beginning and 343.9MB in the end (delta: 222.3MB). Free memory was 43.8MB in the beginning and 137.1MB in the end (delta: -93.3MB). Peak memory consumption was 132.0MB. Max. memory is 16.1GB. * Witness Printer took 4.96ms. Allocated memory is still 343.9MB. Free memory is still 137.1MB. 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 51.2s and 17 iterations. TraceHistogramMax:3. Analysis of lassos took 46.5s. Construction of modules took 0.8s. Büchi inclusion checks took 3.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 19. Automata minimization 0.5s AutomataMinimizationTime, 19 MinimizatonAttempts, 6888 StatesRemovedByMinimization, 18 NontrivialMinimizations. Non-live state removal took 0.4s 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, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11224 mSDsluCounter, 32536 SdHoareTripleChecker+Invalid, 0.8s 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, 0.2s 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: 490ms VariablesStem: 0 VariablesLoop: 37 DisjunctsStem: 1 DisjunctsLoop: 20 SupportingInvariants: 0 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 13 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 5 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 3.9s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-16 12:40:15,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:15,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:15,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c6c5d9c-da6d-4747-8481-52c6d29c6a35/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE