./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro --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 01a21536345230b7194ff5017879c469eb8be909ba72352bb81feb2f101a934f --- 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-8393723 [2022-11-18 20:25:41,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:25:41,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:25:41,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:25:41,264 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:25:41,269 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:25:41,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:25:41,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:25:41,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:25:41,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:25:41,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:25:41,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:25:41,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:25:41,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:25:41,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:25:41,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:25:41,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:25:41,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:25:41,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:25:41,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:25:41,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:25:41,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:25:41,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:25:41,318 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:25:41,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:25:41,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:25:41,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:25:41,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:25:41,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:25:41,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:25:41,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:25:41,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:25:41,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:25:41,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:25:41,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:25:41,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:25:41,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:25:41,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:25:41,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:25:41,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:25:41,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:25:41,345 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-18 20:25:41,398 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:25:41,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:25:41,399 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:25:41,399 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:25:41,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:25:41,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:25:41,402 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:25:41,402 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-18 20:25:41,402 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-18 20:25:41,402 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-18 20:25:41,404 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-18 20:25:41,404 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-18 20:25:41,404 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-18 20:25:41,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:25:41,405 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:25:41,405 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:25:41,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:25:41,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:25:41,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:25:41,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-18 20:25:41,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-18 20:25:41,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-18 20:25:41,407 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:25:41,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:25:41,410 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-18 20:25:41,410 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:25:41,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-18 20:25:41,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:25:41,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:25:41,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:25:41,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:25:41,413 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-18 20:25:41,413 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_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01a21536345230b7194ff5017879c469eb8be909ba72352bb81feb2f101a934f [2022-11-18 20:25:41,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:25:41,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:25:41,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:25:41,801 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:25:41,802 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:25:41,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c [2022-11-18 20:25:41,873 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/data/21925c8d7/aa467fe24b7c40619c437e717988cfdb/FLAG896807091 [2022-11-18 20:25:42,462 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:25:42,462 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c [2022-11-18 20:25:42,474 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/data/21925c8d7/aa467fe24b7c40619c437e717988cfdb/FLAG896807091 [2022-11-18 20:25:42,767 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/data/21925c8d7/aa467fe24b7c40619c437e717988cfdb [2022-11-18 20:25:42,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:25:42,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:25:42,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:25:42,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:25:42,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:25:42,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:25:42" (1/1) ... [2022-11-18 20:25:42,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272eb890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:42, skipping insertion in model container [2022-11-18 20:25:42,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:25:42" (1/1) ... [2022-11-18 20:25:42,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:25:42,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:25:43,133 WARN L234 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_86bc76e2-26f2-4092-801a-868114902007/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c[14684,14697] [2022-11-18 20:25:43,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:25:43,145 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:25:43,224 WARN L234 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_86bc76e2-26f2-4092-801a-868114902007/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c[14684,14697] [2022-11-18 20:25:43,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:25:43,261 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:25:43,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43 WrapperNode [2022-11-18 20:25:43,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:25:43,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:25:43,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:25:43,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:25:43,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43" (1/1) ... [2022-11-18 20:25:43,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43" (1/1) ... [2022-11-18 20:25:43,336 INFO L138 Inliner]: procedures = 32, calls = 48, calls flagged for inlining = 43, calls inlined = 61, statements flattened = 879 [2022-11-18 20:25:43,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:25:43,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:25:43,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:25:43,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:25:43,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43" (1/1) ... [2022-11-18 20:25:43,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43" (1/1) ... [2022-11-18 20:25:43,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43" (1/1) ... [2022-11-18 20:25:43,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43" (1/1) ... [2022-11-18 20:25:43,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43" (1/1) ... [2022-11-18 20:25:43,380 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43" (1/1) ... [2022-11-18 20:25:43,384 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43" (1/1) ... [2022-11-18 20:25:43,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43" (1/1) ... [2022-11-18 20:25:43,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:25:43,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:25:43,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:25:43,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:25:43,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43" (1/1) ... [2022-11-18 20:25:43,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:25:43,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:25:43,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:25:43,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86bc76e2-26f2-4092-801a-868114902007/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-18 20:25:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:25:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:25:43,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:25:43,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:25:43,681 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:25:43,684 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:25:44,773 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:25:44,785 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:25:44,785 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 20:25:44,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:25:44 BoogieIcfgContainer [2022-11-18 20:25:44,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:25:44,790 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-18 20:25:44,790 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-18 20:25:44,795 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-18 20:25:44,796 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:25:44,796 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 08:25:42" (1/3) ... [2022-11-18 20:25:44,798 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5adad03b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:25:44, skipping insertion in model container [2022-11-18 20:25:44,798 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:25:44,798 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:25:43" (2/3) ... [2022-11-18 20:25:44,799 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5adad03b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:25:44, skipping insertion in model container [2022-11-18 20:25:44,799 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:25:44,799 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:25:44" (3/3) ... [2022-11-18 20:25:44,801 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c [2022-11-18 20:25:44,867 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-18 20:25:44,868 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-18 20:25:44,868 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-18 20:25:44,868 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-18 20:25:44,868 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-18 20:25:44,869 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-18 20:25:44,869 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-18 20:25:44,869 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-18 20:25:44,875 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 252 states, 251 states have (on average 1.6175298804780875) internal successors, (406), 251 states have internal predecessors, (406), 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) [2022-11-18 20:25:44,933 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 231 [2022-11-18 20:25:44,934 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:44,934 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:44,944 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-18 20:25:44,944 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] [2022-11-18 20:25:44,944 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-18 20:25:44,946 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 252 states, 251 states have (on average 1.6175298804780875) internal successors, (406), 251 states have internal predecessors, (406), 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) [2022-11-18 20:25:44,956 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 231 [2022-11-18 20:25:44,957 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:44,957 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:44,959 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-18 20:25:44,959 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] [2022-11-18 20:25:44,968 INFO L748 eck$LassoCheckResult]: Stem: 243#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(54, 2);call #Ultimate.allocInit(12, 3);~cs1~0 := 0;~cs2~0 := 0;~s2p_new~0 := 0;~s1s2_old~0 := 0;~cs1_new~0 := 0;~s1s2~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s1s1~0 := 0;~s2s2~0 := 0;~cs1_old~0 := 0;~side1Failed_History_2~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_0~0 := 0;~s2p_old~0 := 0;~cs2_new~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0;~s1p_new~0 := 0;~side2_written~0 := 0;~s1p~0 := 0;~manual_selection_History_0~0 := 0;~s2s2_new~0 := 0;~cs2_old~0 := 0;~s1p_old~0 := 0;~side2Failed_History_2~0 := 0;~s2s1_old~0 := 0;~nomsg~0 := -1;~side2Failed_History_1~0 := 0;~side2Failed_History_0~0 := 0;~s2s1_new~0 := 0;~side1Failed~0 := 0;~s2s2_old~0 := 0;~side1_written~0 := 0;~s2p~0 := 0;~s1s1_old~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~side2Failed~0 := 0;~active_side_History_2~0 := 0;~s1s2_new~0 := 0; 165#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, 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~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 67#L197true assume 0 != ~side1Failed_History_0~0 % 256;init_#res#1 := 0; 59#L233true main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 164#L58true assume !(0 == assume_abort_if_not_~cond#1); 123#L57true assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 156#L582-2true [2022-11-18 20:25:44,969 INFO L750 eck$LassoCheckResult]: Loop: 156#L582-2true assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 184#L170true assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 126#L261true assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 133#L80true assume { :end_inline_write_side1_failed_history } true; 117#L277true assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 247#L318true assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 63#L110true assume { :end_inline_write_side2_failed_history } true; 31#L334true assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 137#L375true assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 29#L148true assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 140#L158true Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 139#L394true assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 223#L408true assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 54#L140true assume { :end_inline_write_active_side_history } true; 17#L418true assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#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~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#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, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#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;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 154#L447true assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 22#L450-2true assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 138#L58-2true assume 0 == assume_abort_if_not_~cond#1;assume false; 18#L57-1true assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 26#L178true assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 19#L188true check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 145#L457true assume !(0 == check_~tmp___0~0#1); 131#L457-1true assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 15#L88-2true assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 200#L98-2true check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 141#L487true assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 55#L118-2true assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 253#L128-2true check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 238#L489true assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 224#L148-1true assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 211#L158-1true check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 5#L491true assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 78#L537true main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#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; 209#L616-44true assume !(0 == assert_~arg#1 % 256); 245#L611-22true assume { :end_inline_assert } true; 156#L582-2true [2022-11-18 20:25:44,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:44,976 INFO L85 PathProgramCache]: Analyzing trace with hash 889563392, now seen corresponding path program 1 times [2022-11-18 20:25:44,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:44,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468880545] [2022-11-18 20:25:44,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:44,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:45,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:45,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:45,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:45,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468880545] [2022-11-18 20:25:45,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468880545] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:45,239 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:45,240 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:25:45,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547374440] [2022-11-18 20:25:45,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:45,247 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-18 20:25:45,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:45,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1383326785, now seen corresponding path program 1 times [2022-11-18 20:25:45,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:45,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648092282] [2022-11-18 20:25:45,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:45,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:45,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:45,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:45,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648092282] [2022-11-18 20:25:45,360 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648092282] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:45,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:45,360 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-18 20:25:45,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491325654] [2022-11-18 20:25:45,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:45,362 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 20:25:45,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:45,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:25:45,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:25:45,403 INFO L87 Difference]: Start difference. First operand has 252 states, 251 states have (on average 1.6175298804780875) internal successors, (406), 251 states have internal predecessors, (406), 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 4 states, 4 states have (on average 1.5) internal successors, (6), 4 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) [2022-11-18 20:25:45,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:45,525 INFO L93 Difference]: Finished difference Result 250 states and 377 transitions. [2022-11-18 20:25:45,527 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 250 states and 377 transitions. [2022-11-18 20:25:45,534 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 208 [2022-11-18 20:25:45,540 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 250 states to 225 states and 341 transitions. [2022-11-18 20:25:45,542 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 225 [2022-11-18 20:25:45,543 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 225 [2022-11-18 20:25:45,544 INFO L73 IsDeterministic]: Start isDeterministic. Operand 225 states and 341 transitions. [2022-11-18 20:25:45,545 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:25:45,545 INFO L218 hiAutomatonCegarLoop]: Abstraction has 225 states and 341 transitions. [2022-11-18 20:25:45,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states and 341 transitions. [2022-11-18 20:25:45,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2022-11-18 20:25:45,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 225 states have (on average 1.5155555555555555) internal successors, (341), 224 states have internal predecessors, (341), 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) [2022-11-18 20:25:45,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 341 transitions. [2022-11-18 20:25:45,591 INFO L240 hiAutomatonCegarLoop]: Abstraction has 225 states and 341 transitions. [2022-11-18 20:25:45,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 20:25:45,596 INFO L428 stractBuchiCegarLoop]: Abstraction has 225 states and 341 transitions. [2022-11-18 20:25:45,597 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-18 20:25:45,597 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 225 states and 341 transitions. [2022-11-18 20:25:45,600 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 208 [2022-11-18 20:25:45,601 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:45,601 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:45,603 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:45,603 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] [2022-11-18 20:25:45,604 INFO L748 eck$LassoCheckResult]: Stem: 738#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(54, 2);call #Ultimate.allocInit(12, 3);~cs1~0 := 0;~cs2~0 := 0;~s2p_new~0 := 0;~s1s2_old~0 := 0;~cs1_new~0 := 0;~s1s2~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s1s1~0 := 0;~s2s2~0 := 0;~cs1_old~0 := 0;~side1Failed_History_2~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_0~0 := 0;~s2p_old~0 := 0;~cs2_new~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0;~s1p_new~0 := 0;~side2_written~0 := 0;~s1p~0 := 0;~manual_selection_History_0~0 := 0;~s2s2_new~0 := 0;~cs2_old~0 := 0;~s1p_old~0 := 0;~side2Failed_History_2~0 := 0;~s2s1_old~0 := 0;~nomsg~0 := -1;~side2Failed_History_1~0 := 0;~side2Failed_History_0~0 := 0;~s2s1_new~0 := 0;~side1Failed~0 := 0;~s2s2_old~0 := 0;~side1_written~0 := 0;~s2p~0 := 0;~s1s1_old~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~side2Failed~0 := 0;~active_side_History_2~0 := 0;~s1s2_new~0 := 0; 718#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, 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~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 626#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 627#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 561#L203 assume !(-2 != ~active_side_History_0~0); 562#L206 assume !(0 != ~manual_selection_History_0~0); 578#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 731#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 689#L215 assume !(-2 != ~active_side_History_1~0); 690#L218 assume !(0 != ~manual_selection_History_1~0); 720#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 732#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 657#L227 assume !(-2 != ~active_side_History_2~0); 658#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 616#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 617#L58 assume !(0 == assume_abort_if_not_~cond#1); 691#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 692#L582-2 [2022-11-18 20:25:45,604 INFO L750 eck$LassoCheckResult]: Loop: 692#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 712#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 694#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 695#L80 assume { :end_inline_write_side1_failed_history } true; 681#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 553#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 623#L110 assume { :end_inline_write_side2_failed_history } true; 571#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 573#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 566#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 567#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 703#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 530#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 607#L140 assume { :end_inline_write_active_side_history } true; 546#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#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~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#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, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#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;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 547#L447 assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 556#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 557#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 548#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 549#L178 assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 550#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 551#L457 assume !(0 == check_~tmp___0~0#1); 518#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 541#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 542#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 704#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 608#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 609#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 737#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 736#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 655#L158-1 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 522#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 523#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#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; 641#L616-44 assume !(0 == assert_~arg#1 % 256); 734#L611-22 assume { :end_inline_assert } true; 692#L582-2 [2022-11-18 20:25:45,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:45,606 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 1 times [2022-11-18 20:25:45,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:45,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892567115] [2022-11-18 20:25:45,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:45,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:45,637 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:25:45,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:45,687 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:25:45,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:45,688 INFO L85 PathProgramCache]: Analyzing trace with hash 917495805, now seen corresponding path program 1 times [2022-11-18 20:25:45,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:45,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418869867] [2022-11-18 20:25:45,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:45,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:45,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:45,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:45,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418869867] [2022-11-18 20:25:45,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418869867] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:45,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:45,833 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:25:45,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872930726] [2022-11-18 20:25:45,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:45,834 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 20:25:45,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:45,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:25:45,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:25:45,836 INFO L87 Difference]: Start difference. First operand 225 states and 341 transitions. cyclomatic complexity: 117 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2022-11-18 20:25:45,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:45,880 INFO L93 Difference]: Finished difference Result 420 states and 642 transitions. [2022-11-18 20:25:45,881 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 420 states and 642 transitions. [2022-11-18 20:25:45,886 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 403 [2022-11-18 20:25:45,890 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 420 states to 420 states and 642 transitions. [2022-11-18 20:25:45,891 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 420 [2022-11-18 20:25:45,892 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 420 [2022-11-18 20:25:45,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 420 states and 642 transitions. [2022-11-18 20:25:45,895 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:25:45,895 INFO L218 hiAutomatonCegarLoop]: Abstraction has 420 states and 642 transitions. [2022-11-18 20:25:45,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states and 642 transitions. [2022-11-18 20:25:45,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 255. [2022-11-18 20:25:45,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 255 states have (on average 1.5215686274509803) internal successors, (388), 254 states have internal predecessors, (388), 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) [2022-11-18 20:25:45,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 388 transitions. [2022-11-18 20:25:45,913 INFO L240 hiAutomatonCegarLoop]: Abstraction has 255 states and 388 transitions. [2022-11-18 20:25:45,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:25:45,914 INFO L428 stractBuchiCegarLoop]: Abstraction has 255 states and 388 transitions. [2022-11-18 20:25:45,914 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-18 20:25:45,915 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 255 states and 388 transitions. [2022-11-18 20:25:45,917 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 238 [2022-11-18 20:25:45,917 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:45,917 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:45,919 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:45,919 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] [2022-11-18 20:25:45,920 INFO L748 eck$LassoCheckResult]: Stem: 1404#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(54, 2);call #Ultimate.allocInit(12, 3);~cs1~0 := 0;~cs2~0 := 0;~s2p_new~0 := 0;~s1s2_old~0 := 0;~cs1_new~0 := 0;~s1s2~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s1s1~0 := 0;~s2s2~0 := 0;~cs1_old~0 := 0;~side1Failed_History_2~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_0~0 := 0;~s2p_old~0 := 0;~cs2_new~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0;~s1p_new~0 := 0;~side2_written~0 := 0;~s1p~0 := 0;~manual_selection_History_0~0 := 0;~s2s2_new~0 := 0;~cs2_old~0 := 0;~s1p_old~0 := 0;~side2Failed_History_2~0 := 0;~s2s1_old~0 := 0;~nomsg~0 := -1;~side2Failed_History_1~0 := 0;~side2Failed_History_0~0 := 0;~s2s1_new~0 := 0;~side1Failed~0 := 0;~s2s2_old~0 := 0;~side1_written~0 := 0;~s2p~0 := 0;~s1s1_old~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~side2Failed~0 := 0;~active_side_History_2~0 := 0;~s1s2_new~0 := 0; 1378#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, 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~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 1280#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 1281#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 1212#L203 assume !(-2 != ~active_side_History_0~0); 1213#L206 assume !(0 != ~manual_selection_History_0~0); 1229#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 1391#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 1345#L215 assume !(-2 != ~active_side_History_1~0); 1346#L218 assume !(0 != ~manual_selection_History_1~0); 1380#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 1392#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 1311#L227 assume !(-2 != ~active_side_History_2~0); 1312#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 1272#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1273#L58 assume !(0 == assume_abort_if_not_~cond#1); 1348#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1349#L582-2 [2022-11-18 20:25:45,920 INFO L750 eck$LassoCheckResult]: Loop: 1349#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 1372#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 1350#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 1351#L80 assume { :end_inline_write_side1_failed_history } true; 1336#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 1337#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 1416#L110 assume { :end_inline_write_side2_failed_history } true; 1415#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 1359#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 1360#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 1412#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 1411#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 1405#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 1259#L140 assume { :end_inline_write_active_side_history } true; 1260#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#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~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#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, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#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;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 1370#L447 assume !(0 == ~side1Failed~0 % 256); 1305#L450 assume 0 == ~side2Failed~0 % 256;check_~tmp~3#1 := 1; 1207#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1208#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 1199#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 1200#L178 assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 1201#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 1202#L457 assume !(0 == check_~tmp___0~0#1); 1169#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 1192#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 1193#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 1364#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 1261#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 1262#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 1403#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 1400#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 1309#L158-1 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 1175#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 1176#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#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; 1298#L616-44 assume !(0 == assert_~arg#1 % 256); 1394#L611-22 assume { :end_inline_assert } true; 1349#L582-2 [2022-11-18 20:25:45,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:45,921 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 2 times [2022-11-18 20:25:45,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:45,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64193464] [2022-11-18 20:25:45,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:45,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:45,944 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:25:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:45,968 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:25:45,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:45,969 INFO L85 PathProgramCache]: Analyzing trace with hash -441046370, now seen corresponding path program 1 times [2022-11-18 20:25:45,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:45,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907568646] [2022-11-18 20:25:45,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:45,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:46,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:46,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:46,040 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907568646] [2022-11-18 20:25:46,041 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907568646] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:46,041 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:46,041 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:25:46,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265996376] [2022-11-18 20:25:46,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:46,042 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 20:25:46,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:46,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:25:46,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:25:46,043 INFO L87 Difference]: Start difference. First operand 255 states and 388 transitions. cyclomatic complexity: 134 Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 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) [2022-11-18 20:25:46,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:46,073 INFO L93 Difference]: Finished difference Result 469 states and 718 transitions. [2022-11-18 20:25:46,073 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 469 states and 718 transitions. [2022-11-18 20:25:46,078 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 452 [2022-11-18 20:25:46,082 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 469 states to 469 states and 718 transitions. [2022-11-18 20:25:46,082 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 469 [2022-11-18 20:25:46,084 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 469 [2022-11-18 20:25:46,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 469 states and 718 transitions. [2022-11-18 20:25:46,086 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:25:46,086 INFO L218 hiAutomatonCegarLoop]: Abstraction has 469 states and 718 transitions. [2022-11-18 20:25:46,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states and 718 transitions. [2022-11-18 20:25:46,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 290. [2022-11-18 20:25:46,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 290 states have (on average 1.5241379310344827) internal successors, (442), 289 states have internal predecessors, (442), 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) [2022-11-18 20:25:46,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 442 transitions. [2022-11-18 20:25:46,100 INFO L240 hiAutomatonCegarLoop]: Abstraction has 290 states and 442 transitions. [2022-11-18 20:25:46,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:25:46,101 INFO L428 stractBuchiCegarLoop]: Abstraction has 290 states and 442 transitions. [2022-11-18 20:25:46,101 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-18 20:25:46,102 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 290 states and 442 transitions. [2022-11-18 20:25:46,104 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 273 [2022-11-18 20:25:46,104 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:46,104 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:46,105 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:46,106 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] [2022-11-18 20:25:46,106 INFO L748 eck$LassoCheckResult]: Stem: 2125#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(54, 2);call #Ultimate.allocInit(12, 3);~cs1~0 := 0;~cs2~0 := 0;~s2p_new~0 := 0;~s1s2_old~0 := 0;~cs1_new~0 := 0;~s1s2~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s1s1~0 := 0;~s2s2~0 := 0;~cs1_old~0 := 0;~side1Failed_History_2~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_0~0 := 0;~s2p_old~0 := 0;~cs2_new~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0;~s1p_new~0 := 0;~side2_written~0 := 0;~s1p~0 := 0;~manual_selection_History_0~0 := 0;~s2s2_new~0 := 0;~cs2_old~0 := 0;~s1p_old~0 := 0;~side2Failed_History_2~0 := 0;~s2s1_old~0 := 0;~nomsg~0 := -1;~side2Failed_History_1~0 := 0;~side2Failed_History_0~0 := 0;~s2s1_new~0 := 0;~side1Failed~0 := 0;~s2s2_old~0 := 0;~side1_written~0 := 0;~s2p~0 := 0;~s1s1_old~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~side2Failed~0 := 0;~active_side_History_2~0 := 0;~s1s2_new~0 := 0; 2104#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, 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~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 2007#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 2008#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 1942#L203 assume !(-2 != ~active_side_History_0~0); 1943#L206 assume !(0 != ~manual_selection_History_0~0); 1959#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 2117#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 2071#L215 assume !(-2 != ~active_side_History_1~0); 2072#L218 assume !(0 != ~manual_selection_History_1~0); 2106#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 2118#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 2038#L227 assume !(-2 != ~active_side_History_2~0); 2039#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 1997#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1998#L58 assume !(0 == assume_abort_if_not_~cond#1); 2073#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2074#L582-2 [2022-11-18 20:25:46,106 INFO L750 eck$LassoCheckResult]: Loop: 2074#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 2098#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 2076#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 2077#L80 assume { :end_inline_write_side1_failed_history } true; 2062#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 2063#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 2126#L110 assume { :end_inline_write_side2_failed_history } true; 2169#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 2168#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 2158#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2157#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 2149#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 2136#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 2133#L140 assume { :end_inline_write_active_side_history } true; 2130#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#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~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#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, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#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;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 2127#L447 assume !(0 == ~side1Failed~0 % 256); 2032#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 1937#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1938#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 1929#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 1930#L178 assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 1931#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 1932#L457 assume !(0 == check_~tmp___0~0#1); 1899#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 1922#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 1923#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 2087#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 1989#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 1990#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 2124#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 2122#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2036#L158-1 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 1903#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 1904#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#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; 2022#L616-44 assume !(0 == assert_~arg#1 % 256); 2120#L611-22 assume { :end_inline_assert } true; 2074#L582-2 [2022-11-18 20:25:46,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:46,108 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 3 times [2022-11-18 20:25:46,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:46,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979545947] [2022-11-18 20:25:46,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:46,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:46,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:25:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:46,141 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:25:46,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:46,142 INFO L85 PathProgramCache]: Analyzing trace with hash -1258694820, now seen corresponding path program 1 times [2022-11-18 20:25:46,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:46,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361897257] [2022-11-18 20:25:46,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:46,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:46,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:46,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:46,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361897257] [2022-11-18 20:25:46,292 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361897257] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:46,293 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:46,293 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:25:46,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338961520] [2022-11-18 20:25:46,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:46,294 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 20:25:46,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:46,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:25:46,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:25:46,295 INFO L87 Difference]: Start difference. First operand 290 states and 442 transitions. cyclomatic complexity: 153 Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 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) [2022-11-18 20:25:46,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:46,332 INFO L93 Difference]: Finished difference Result 405 states and 617 transitions. [2022-11-18 20:25:46,333 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 405 states and 617 transitions. [2022-11-18 20:25:46,337 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 388 [2022-11-18 20:25:46,347 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 405 states to 405 states and 617 transitions. [2022-11-18 20:25:46,347 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 405 [2022-11-18 20:25:46,348 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 405 [2022-11-18 20:25:46,348 INFO L73 IsDeterministic]: Start isDeterministic. Operand 405 states and 617 transitions. [2022-11-18 20:25:46,349 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:25:46,349 INFO L218 hiAutomatonCegarLoop]: Abstraction has 405 states and 617 transitions. [2022-11-18 20:25:46,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states and 617 transitions. [2022-11-18 20:25:46,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 287. [2022-11-18 20:25:46,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 287 states have (on average 1.519163763066202) internal successors, (436), 286 states have internal predecessors, (436), 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) [2022-11-18 20:25:46,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 436 transitions. [2022-11-18 20:25:46,372 INFO L240 hiAutomatonCegarLoop]: Abstraction has 287 states and 436 transitions. [2022-11-18 20:25:46,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:25:46,375 INFO L428 stractBuchiCegarLoop]: Abstraction has 287 states and 436 transitions. [2022-11-18 20:25:46,375 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-18 20:25:46,376 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 287 states and 436 transitions. [2022-11-18 20:25:46,378 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2022-11-18 20:25:46,378 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:46,378 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:46,383 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:46,383 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] [2022-11-18 20:25:46,383 INFO L748 eck$LassoCheckResult]: Stem: 2821#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(54, 2);call #Ultimate.allocInit(12, 3);~cs1~0 := 0;~cs2~0 := 0;~s2p_new~0 := 0;~s1s2_old~0 := 0;~cs1_new~0 := 0;~s1s2~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s1s1~0 := 0;~s2s2~0 := 0;~cs1_old~0 := 0;~side1Failed_History_2~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_0~0 := 0;~s2p_old~0 := 0;~cs2_new~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0;~s1p_new~0 := 0;~side2_written~0 := 0;~s1p~0 := 0;~manual_selection_History_0~0 := 0;~s2s2_new~0 := 0;~cs2_old~0 := 0;~s1p_old~0 := 0;~side2Failed_History_2~0 := 0;~s2s1_old~0 := 0;~nomsg~0 := -1;~side2Failed_History_1~0 := 0;~side2Failed_History_0~0 := 0;~s2s1_new~0 := 0;~side1Failed~0 := 0;~s2s2_old~0 := 0;~side1_written~0 := 0;~s2p~0 := 0;~s1s1_old~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~side2Failed~0 := 0;~active_side_History_2~0 := 0;~s1s2_new~0 := 0; 2800#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, 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~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 2708#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 2709#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 2643#L203 assume !(-2 != ~active_side_History_0~0); 2644#L206 assume !(0 != ~manual_selection_History_0~0); 2660#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 2813#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 2769#L215 assume !(-2 != ~active_side_History_1~0); 2770#L218 assume !(0 != ~manual_selection_History_1~0); 2802#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 2814#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 2737#L227 assume !(-2 != ~active_side_History_2~0); 2738#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 2698#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2699#L58 assume !(0 == assume_abort_if_not_~cond#1); 2771#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2772#L582-2 [2022-11-18 20:25:46,384 INFO L750 eck$LassoCheckResult]: Loop: 2772#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 2794#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 2774#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 2775#L80 assume { :end_inline_write_side1_failed_history } true; 2760#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 2761#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 2705#L110 assume { :end_inline_write_side2_failed_history } true; 2653#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 2655#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 2870#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2868#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 2784#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 2612#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 2689#L140 assume { :end_inline_write_active_side_history } true; 2628#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#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~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#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, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#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;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 2629#L447 assume !(0 == ~side1Failed~0 % 256); 2731#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 2638#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2639#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 2630#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 2631#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 2647#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 2632#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 2633#L457 assume !(0 == check_~tmp___0~0#1); 2600#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 2623#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 2624#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 2786#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 2690#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 2691#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 2820#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 2818#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2735#L158-1 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 2604#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 2605#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#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; 2721#L616-44 assume !(0 == assert_~arg#1 % 256); 2816#L611-22 assume { :end_inline_assert } true; 2772#L582-2 [2022-11-18 20:25:46,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:46,386 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 4 times [2022-11-18 20:25:46,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:46,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988623505] [2022-11-18 20:25:46,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:46,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:46,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:46,417 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:25:46,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:46,465 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:25:46,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:46,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1050863100, now seen corresponding path program 1 times [2022-11-18 20:25:46,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:46,467 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987918911] [2022-11-18 20:25:46,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:46,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:46,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:46,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:46,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:46,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987918911] [2022-11-18 20:25:46,628 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987918911] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:46,628 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:46,629 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:25:46,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411618774] [2022-11-18 20:25:46,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:46,630 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 20:25:46,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:46,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:25:46,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:25:46,634 INFO L87 Difference]: Start difference. First operand 287 states and 436 transitions. cyclomatic complexity: 150 Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:25:46,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:46,716 INFO L93 Difference]: Finished difference Result 413 states and 622 transitions. [2022-11-18 20:25:46,716 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 413 states and 622 transitions. [2022-11-18 20:25:46,720 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 396 [2022-11-18 20:25:46,724 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 413 states to 413 states and 622 transitions. [2022-11-18 20:25:46,724 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 413 [2022-11-18 20:25:46,725 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 413 [2022-11-18 20:25:46,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 413 states and 622 transitions. [2022-11-18 20:25:46,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:25:46,726 INFO L218 hiAutomatonCegarLoop]: Abstraction has 413 states and 622 transitions. [2022-11-18 20:25:46,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states and 622 transitions. [2022-11-18 20:25:46,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 275. [2022-11-18 20:25:46,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 275 states have (on average 1.4981818181818183) internal successors, (412), 274 states have internal predecessors, (412), 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) [2022-11-18 20:25:46,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 412 transitions. [2022-11-18 20:25:46,736 INFO L240 hiAutomatonCegarLoop]: Abstraction has 275 states and 412 transitions. [2022-11-18 20:25:46,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:25:46,740 INFO L428 stractBuchiCegarLoop]: Abstraction has 275 states and 412 transitions. [2022-11-18 20:25:46,740 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-18 20:25:46,740 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 275 states and 412 transitions. [2022-11-18 20:25:46,743 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 258 [2022-11-18 20:25:46,743 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:46,743 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:46,745 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:46,746 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] [2022-11-18 20:25:46,746 INFO L748 eck$LassoCheckResult]: Stem: 3519#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(54, 2);call #Ultimate.allocInit(12, 3);~cs1~0 := 0;~cs2~0 := 0;~s2p_new~0 := 0;~s1s2_old~0 := 0;~cs1_new~0 := 0;~s1s2~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s1s1~0 := 0;~s2s2~0 := 0;~cs1_old~0 := 0;~side1Failed_History_2~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_0~0 := 0;~s2p_old~0 := 0;~cs2_new~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0;~s1p_new~0 := 0;~side2_written~0 := 0;~s1p~0 := 0;~manual_selection_History_0~0 := 0;~s2s2_new~0 := 0;~cs2_old~0 := 0;~s1p_old~0 := 0;~side2Failed_History_2~0 := 0;~s2s1_old~0 := 0;~nomsg~0 := -1;~side2Failed_History_1~0 := 0;~side2Failed_History_0~0 := 0;~s2s1_new~0 := 0;~side1Failed~0 := 0;~s2s2_old~0 := 0;~side1_written~0 := 0;~s2p~0 := 0;~s1s1_old~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~side2Failed~0 := 0;~active_side_History_2~0 := 0;~s1s2_new~0 := 0; 3497#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, 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~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 3411#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 3412#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 3346#L203 assume !(-2 != ~active_side_History_0~0); 3347#L206 assume !(0 != ~manual_selection_History_0~0); 3363#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 3509#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 3465#L215 assume !(-2 != ~active_side_History_1~0); 3466#L218 assume !(0 != ~manual_selection_History_1~0); 3499#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 3510#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 3439#L227 assume !(-2 != ~active_side_History_2~0); 3440#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 3403#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3404#L58 assume !(0 == assume_abort_if_not_~cond#1); 3468#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 3469#L582-2 [2022-11-18 20:25:46,748 INFO L750 eck$LassoCheckResult]: Loop: 3469#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 3491#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 3470#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 3471#L80 assume { :end_inline_write_side1_failed_history } true; 3456#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 3457#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 3520#L110 assume { :end_inline_write_side2_failed_history } true; 3564#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 3563#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 3557#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 3550#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 3543#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 3514#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 3515#L140 assume { :end_inline_write_active_side_history } true; 3331#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#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~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#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, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#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;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 3332#L447 assume !(0 == ~side1Failed~0 % 256); 3435#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 3341#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3342#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 3333#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 3334#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 3350#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 3335#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 3336#L457 assume !(0 == check_~tmp___0~0#1); 3306#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 3327#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 3328#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 3406#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 3482#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 3392#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 3393#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 3518#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 3516#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 3438#L158-1 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 3312#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 3313#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#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; 3427#L616-44 assume !(0 == assert_~arg#1 % 256); 3512#L611-22 assume { :end_inline_assert } true; 3469#L582-2 [2022-11-18 20:25:46,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:46,749 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 5 times [2022-11-18 20:25:46,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:46,750 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183324625] [2022-11-18 20:25:46,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:46,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:46,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:46,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:25:46,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:46,796 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:25:46,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:46,803 INFO L85 PathProgramCache]: Analyzing trace with hash -65839668, now seen corresponding path program 1 times [2022-11-18 20:25:46,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:46,803 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644704617] [2022-11-18 20:25:46,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:46,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:46,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:46,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:46,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644704617] [2022-11-18 20:25:46,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644704617] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:46,904 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:46,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:25:46,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062438659] [2022-11-18 20:25:46,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:46,906 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 20:25:46,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:46,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:25:46,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:25:46,909 INFO L87 Difference]: Start difference. First operand 275 states and 412 transitions. cyclomatic complexity: 138 Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:25:46,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:46,995 INFO L93 Difference]: Finished difference Result 431 states and 639 transitions. [2022-11-18 20:25:46,995 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 431 states and 639 transitions. [2022-11-18 20:25:46,999 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 414 [2022-11-18 20:25:47,002 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 431 states to 431 states and 639 transitions. [2022-11-18 20:25:47,002 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 431 [2022-11-18 20:25:47,003 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 431 [2022-11-18 20:25:47,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 431 states and 639 transitions. [2022-11-18 20:25:47,004 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:25:47,004 INFO L218 hiAutomatonCegarLoop]: Abstraction has 431 states and 639 transitions. [2022-11-18 20:25:47,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states and 639 transitions. [2022-11-18 20:25:47,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 263. [2022-11-18 20:25:47,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 263 states have (on average 1.4752851711026616) internal successors, (388), 262 states have internal predecessors, (388), 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) [2022-11-18 20:25:47,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 388 transitions. [2022-11-18 20:25:47,016 INFO L240 hiAutomatonCegarLoop]: Abstraction has 263 states and 388 transitions. [2022-11-18 20:25:47,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:25:47,018 INFO L428 stractBuchiCegarLoop]: Abstraction has 263 states and 388 transitions. [2022-11-18 20:25:47,018 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-18 20:25:47,018 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 263 states and 388 transitions. [2022-11-18 20:25:47,021 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 246 [2022-11-18 20:25:47,022 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:47,022 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:47,023 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:47,023 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] [2022-11-18 20:25:47,023 INFO L748 eck$LassoCheckResult]: Stem: 4213#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(54, 2);call #Ultimate.allocInit(12, 3);~cs1~0 := 0;~cs2~0 := 0;~s2p_new~0 := 0;~s1s2_old~0 := 0;~cs1_new~0 := 0;~s1s2~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s1s1~0 := 0;~s2s2~0 := 0;~cs1_old~0 := 0;~side1Failed_History_2~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_0~0 := 0;~s2p_old~0 := 0;~cs2_new~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0;~s1p_new~0 := 0;~side2_written~0 := 0;~s1p~0 := 0;~manual_selection_History_0~0 := 0;~s2s2_new~0 := 0;~cs2_old~0 := 0;~s1p_old~0 := 0;~side2Failed_History_2~0 := 0;~s2s1_old~0 := 0;~nomsg~0 := -1;~side2Failed_History_1~0 := 0;~side2Failed_History_0~0 := 0;~s2s1_new~0 := 0;~side1Failed~0 := 0;~s2s2_old~0 := 0;~side1_written~0 := 0;~s2p~0 := 0;~s1s1_old~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~side2Failed~0 := 0;~active_side_History_2~0 := 0;~s1s2_new~0 := 0; 4194#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, 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~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 4115#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 4116#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 4055#L203 assume !(-2 != ~active_side_History_0~0); 4056#L206 assume !(0 != ~manual_selection_History_0~0); 4072#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 4206#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 4164#L215 assume !(-2 != ~active_side_History_1~0); 4165#L218 assume !(0 != ~manual_selection_History_1~0); 4196#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 4207#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 4139#L227 assume !(-2 != ~active_side_History_2~0); 4140#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 4105#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4106#L58 assume !(0 == assume_abort_if_not_~cond#1); 4166#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 4167#L582-2 [2022-11-18 20:25:47,024 INFO L750 eck$LassoCheckResult]: Loop: 4167#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 4190#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 4169#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 4170#L80 assume { :end_inline_write_side1_failed_history } true; 4155#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 4156#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 4112#L110 assume { :end_inline_write_side2_failed_history } true; 4065#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 4067#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 4060#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4061#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 4179#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 4028#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 4099#L140 assume { :end_inline_write_active_side_history } true; 4041#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#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~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#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, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#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;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 4042#L447 assume !(0 == ~side1Failed~0 % 256); 4135#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 4051#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4052#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 4043#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 4044#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 4059#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 4045#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 4046#L457 assume !(0 == check_~tmp___0~0#1); 4018#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 4037#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 4038#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 4111#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 4180#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 4100#L118-2 assume !(0 == read_side2_failed_history_~index#1 % 256); 4101#L121-2 assume 1 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_1~0; 4175#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 4212#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 4211#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4138#L158-1 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 4022#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 4023#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#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; 4125#L616-44 assume !(0 == assert_~arg#1 % 256); 4209#L611-22 assume { :end_inline_assert } true; 4167#L582-2 [2022-11-18 20:25:47,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:47,025 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 6 times [2022-11-18 20:25:47,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:47,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318985968] [2022-11-18 20:25:47,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:47,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:47,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:47,051 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:25:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:47,068 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:25:47,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:47,069 INFO L85 PathProgramCache]: Analyzing trace with hash 60615819, now seen corresponding path program 1 times [2022-11-18 20:25:47,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:47,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905822251] [2022-11-18 20:25:47,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:47,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:47,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:47,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:47,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905822251] [2022-11-18 20:25:47,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905822251] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:47,304 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:47,304 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:25:47,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349401928] [2022-11-18 20:25:47,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:47,305 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 20:25:47,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:47,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:25:47,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:25:47,307 INFO L87 Difference]: Start difference. First operand 263 states and 388 transitions. cyclomatic complexity: 126 Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2022-11-18 20:25:47,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:47,385 INFO L93 Difference]: Finished difference Result 249 states and 357 transitions. [2022-11-18 20:25:47,385 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 249 states and 357 transitions. [2022-11-18 20:25:47,387 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 214 [2022-11-18 20:25:47,389 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 249 states to 231 states and 332 transitions. [2022-11-18 20:25:47,389 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 231 [2022-11-18 20:25:47,390 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 231 [2022-11-18 20:25:47,390 INFO L73 IsDeterministic]: Start isDeterministic. Operand 231 states and 332 transitions. [2022-11-18 20:25:47,391 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:25:47,391 INFO L218 hiAutomatonCegarLoop]: Abstraction has 231 states and 332 transitions. [2022-11-18 20:25:47,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states and 332 transitions. [2022-11-18 20:25:47,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2022-11-18 20:25:47,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 231 states have (on average 1.4372294372294372) internal successors, (332), 230 states have internal predecessors, (332), 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) [2022-11-18 20:25:47,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 332 transitions. [2022-11-18 20:25:47,396 INFO L240 hiAutomatonCegarLoop]: Abstraction has 231 states and 332 transitions. [2022-11-18 20:25:47,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 20:25:47,399 INFO L428 stractBuchiCegarLoop]: Abstraction has 231 states and 332 transitions. [2022-11-18 20:25:47,399 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-18 20:25:47,399 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 231 states and 332 transitions. [2022-11-18 20:25:47,401 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 214 [2022-11-18 20:25:47,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:47,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:47,402 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:47,403 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] [2022-11-18 20:25:47,403 INFO L748 eck$LassoCheckResult]: Stem: 4704#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(54, 2);call #Ultimate.allocInit(12, 3);~cs1~0 := 0;~cs2~0 := 0;~s2p_new~0 := 0;~s1s2_old~0 := 0;~cs1_new~0 := 0;~s1s2~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s1s1~0 := 0;~s2s2~0 := 0;~cs1_old~0 := 0;~side1Failed_History_2~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_0~0 := 0;~s2p_old~0 := 0;~cs2_new~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0;~s1p_new~0 := 0;~side2_written~0 := 0;~s1p~0 := 0;~manual_selection_History_0~0 := 0;~s2s2_new~0 := 0;~cs2_old~0 := 0;~s1p_old~0 := 0;~side2Failed_History_2~0 := 0;~s2s1_old~0 := 0;~nomsg~0 := -1;~side2Failed_History_1~0 := 0;~side2Failed_History_0~0 := 0;~s2s1_new~0 := 0;~side1Failed~0 := 0;~s2s2_old~0 := 0;~side1_written~0 := 0;~s2p~0 := 0;~s1s1_old~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~side2Failed~0 := 0;~active_side_History_2~0 := 0;~s1s2_new~0 := 0; 4637#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, 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~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 4638#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 4680#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 4606#L203 assume !(-2 != ~active_side_History_0~0); 4607#L206 assume !(0 != ~manual_selection_History_0~0); 4624#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 4678#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 4679#L215 assume !(-2 != ~active_side_History_1~0); 4641#L218 assume !(0 != ~manual_selection_History_1~0); 4642#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 4684#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 4685#L227 assume !(-2 != ~active_side_History_2~0); 4681#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 4663#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4633#L58 assume !(0 == assume_abort_if_not_~cond#1); 4634#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 4610#L582-2 [2022-11-18 20:25:47,405 INFO L750 eck$LassoCheckResult]: Loop: 4610#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 4611#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 4670#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 4557#L80 assume { :end_inline_write_side1_failed_history } true; 4558#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 4705#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 4672#L110 assume { :end_inline_write_side2_failed_history } true; 4617#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 4565#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 4566#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4575#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 4570#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 4551#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 4659#L140 assume { :end_inline_write_active_side_history } true; 4576#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#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~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#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, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#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;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 4577#L447 assume !(0 == ~side1Failed~0 % 256); 4608#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 4591#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4568#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 4569#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 4578#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 4613#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 4586#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 4587#L457 assume !(0 == check_~tmp___0~0#1); 4539#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 4549#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 4572#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 4671#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 4579#L487 assume !(0 != check_~tmp___7~0#1 % 256); 4543#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 4544#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 4675#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 4697#L98-3 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 4667#L503 assume !(0 == check_~tmp___11~0#1 % 256); 4582#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 4662#L148-3 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4643#L158-3 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 4644#L519 assume !(check_~tmp___20~0#1 > -2); 4603#L519-1 check_#res#1 := 1; 4688#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#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; 4689#L616-44 assume !(0 == assert_~arg#1 % 256); 4693#L611-22 assume { :end_inline_assert } true; 4610#L582-2 [2022-11-18 20:25:47,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:47,406 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 7 times [2022-11-18 20:25:47,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:47,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165517121] [2022-11-18 20:25:47,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:47,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:47,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:47,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:25:47,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:47,438 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:25:47,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:47,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1230878447, now seen corresponding path program 1 times [2022-11-18 20:25:47,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:47,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194685] [2022-11-18 20:25:47,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:47,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:47,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:47,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:47,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:47,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194685] [2022-11-18 20:25:47,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194685] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:47,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:47,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:25:47,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634431534] [2022-11-18 20:25:47,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:47,677 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 20:25:47,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:47,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-18 20:25:47,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-18 20:25:47,678 INFO L87 Difference]: Start difference. First operand 231 states and 332 transitions. cyclomatic complexity: 102 Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 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) [2022-11-18 20:25:47,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:47,949 INFO L93 Difference]: Finished difference Result 934 states and 1345 transitions. [2022-11-18 20:25:47,949 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 934 states and 1345 transitions. [2022-11-18 20:25:47,956 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 917 [2022-11-18 20:25:47,961 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 934 states to 934 states and 1345 transitions. [2022-11-18 20:25:47,961 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 934 [2022-11-18 20:25:47,962 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 934 [2022-11-18 20:25:47,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 934 states and 1345 transitions. [2022-11-18 20:25:47,964 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:25:47,964 INFO L218 hiAutomatonCegarLoop]: Abstraction has 934 states and 1345 transitions. [2022-11-18 20:25:47,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states and 1345 transitions. [2022-11-18 20:25:47,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 324. [2022-11-18 20:25:47,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 324 states have (on average 1.404320987654321) internal successors, (455), 323 states have internal predecessors, (455), 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) [2022-11-18 20:25:47,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 455 transitions. [2022-11-18 20:25:47,975 INFO L240 hiAutomatonCegarLoop]: Abstraction has 324 states and 455 transitions. [2022-11-18 20:25:47,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-18 20:25:47,978 INFO L428 stractBuchiCegarLoop]: Abstraction has 324 states and 455 transitions. [2022-11-18 20:25:47,978 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-18 20:25:47,978 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 324 states and 455 transitions. [2022-11-18 20:25:47,980 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 307 [2022-11-18 20:25:47,980 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:47,981 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:47,981 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:47,982 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] [2022-11-18 20:25:47,982 INFO L748 eck$LassoCheckResult]: Stem: 5924#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(54, 2);call #Ultimate.allocInit(12, 3);~cs1~0 := 0;~cs2~0 := 0;~s2p_new~0 := 0;~s1s2_old~0 := 0;~cs1_new~0 := 0;~s1s2~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s1s1~0 := 0;~s2s2~0 := 0;~cs1_old~0 := 0;~side1Failed_History_2~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_0~0 := 0;~s2p_old~0 := 0;~cs2_new~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0;~s1p_new~0 := 0;~side2_written~0 := 0;~s1p~0 := 0;~manual_selection_History_0~0 := 0;~s2s2_new~0 := 0;~cs2_old~0 := 0;~s1p_old~0 := 0;~side2Failed_History_2~0 := 0;~s2s1_old~0 := 0;~nomsg~0 := -1;~side2Failed_History_1~0 := 0;~side2Failed_History_0~0 := 0;~s2s1_new~0 := 0;~side1Failed~0 := 0;~s2s2_old~0 := 0;~side1_written~0 := 0;~s2p~0 := 0;~s1s1_old~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~side2Failed~0 := 0;~active_side_History_2~0 := 0;~s1s2_new~0 := 0; 5840#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, 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~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 5841#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 5890#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 5806#L203 assume !(-2 != ~active_side_History_0~0); 5807#L206 assume !(0 != ~manual_selection_History_0~0); 5826#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 5888#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 5889#L215 assume !(-2 != ~active_side_History_1~0); 5844#L218 assume !(0 != ~manual_selection_History_1~0); 5845#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 5894#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 5895#L227 assume !(-2 != ~active_side_History_2~0); 5891#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 5871#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 5836#L58 assume !(0 == assume_abort_if_not_~cond#1); 5837#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 5810#L582-2 [2022-11-18 20:25:47,983 INFO L750 eck$LassoCheckResult]: Loop: 5810#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 5811#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 5878#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 5755#L80 assume { :end_inline_write_side1_failed_history } true; 5756#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 5925#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 6052#L110 assume { :end_inline_write_side2_failed_history } true; 6050#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 6051#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 6053#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 5775#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 5769#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 5749#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 5865#L140 assume { :end_inline_write_active_side_history } true; 5776#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#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~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#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, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#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;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 5777#L447 assume !(0 == ~side1Failed~0 % 256); 5808#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 5791#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 5767#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 5768#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 5778#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 5813#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 5785#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 5786#L457 assume !(0 == check_~tmp___0~0#1); 5746#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 5747#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 5879#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 5880#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 5955#L487 assume !(0 != check_~tmp___7~0#1 % 256); 5952#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 5951#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 5950#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 5949#L98-3 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 5939#L503 assume !(0 == check_~tmp___11~0#1 % 256); 5869#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 5870#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 5860#L151-3 assume 1 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_1~0; 5846#L158-3 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 5847#L519 assume !(check_~tmp___20~0#1 > -2); 5803#L519-1 check_#res#1 := 1; 5900#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#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; 5901#L616-44 assume !(0 == assert_~arg#1 % 256); 5907#L611-22 assume { :end_inline_assert } true; 5810#L582-2 [2022-11-18 20:25:47,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:47,988 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 8 times [2022-11-18 20:25:47,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:47,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920391617] [2022-11-18 20:25:47,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:47,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:47,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:47,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:25:48,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:48,013 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:25:48,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:48,014 INFO L85 PathProgramCache]: Analyzing trace with hash -826136735, now seen corresponding path program 1 times [2022-11-18 20:25:48,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:48,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253897683] [2022-11-18 20:25:48,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:48,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:48,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:48,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:48,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253897683] [2022-11-18 20:25:48,105 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253897683] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:48,105 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:48,106 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-18 20:25:48,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430317435] [2022-11-18 20:25:48,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:48,106 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 20:25:48,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:48,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-18 20:25:48,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-18 20:25:48,107 INFO L87 Difference]: Start difference. First operand 324 states and 455 transitions. cyclomatic complexity: 132 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) [2022-11-18 20:25:48,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:48,162 INFO L93 Difference]: Finished difference Result 371 states and 523 transitions. [2022-11-18 20:25:48,162 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 371 states and 523 transitions. [2022-11-18 20:25:48,165 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 354 [2022-11-18 20:25:48,167 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 371 states to 371 states and 523 transitions. [2022-11-18 20:25:48,167 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 371 [2022-11-18 20:25:48,167 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 371 [2022-11-18 20:25:48,167 INFO L73 IsDeterministic]: Start isDeterministic. Operand 371 states and 523 transitions. [2022-11-18 20:25:48,168 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:25:48,168 INFO L218 hiAutomatonCegarLoop]: Abstraction has 371 states and 523 transitions. [2022-11-18 20:25:48,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states and 523 transitions. [2022-11-18 20:25:48,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 231. [2022-11-18 20:25:48,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 231 states have (on average 1.4285714285714286) internal successors, (330), 230 states have internal predecessors, (330), 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) [2022-11-18 20:25:48,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 330 transitions. [2022-11-18 20:25:48,173 INFO L240 hiAutomatonCegarLoop]: Abstraction has 231 states and 330 transitions. [2022-11-18 20:25:48,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-18 20:25:48,174 INFO L428 stractBuchiCegarLoop]: Abstraction has 231 states and 330 transitions. [2022-11-18 20:25:48,175 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-18 20:25:48,175 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 231 states and 330 transitions. [2022-11-18 20:25:48,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 214 [2022-11-18 20:25:48,176 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:48,176 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:48,177 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:48,177 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] [2022-11-18 20:25:48,177 INFO L748 eck$LassoCheckResult]: Stem: 6603#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(54, 2);call #Ultimate.allocInit(12, 3);~cs1~0 := 0;~cs2~0 := 0;~s2p_new~0 := 0;~s1s2_old~0 := 0;~cs1_new~0 := 0;~s1s2~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s1s1~0 := 0;~s2s2~0 := 0;~cs1_old~0 := 0;~side1Failed_History_2~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_0~0 := 0;~s2p_old~0 := 0;~cs2_new~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0;~s1p_new~0 := 0;~side2_written~0 := 0;~s1p~0 := 0;~manual_selection_History_0~0 := 0;~s2s2_new~0 := 0;~cs2_old~0 := 0;~s1p_old~0 := 0;~side2Failed_History_2~0 := 0;~s2s1_old~0 := 0;~nomsg~0 := -1;~side2Failed_History_1~0 := 0;~side2Failed_History_0~0 := 0;~s2s1_new~0 := 0;~side1Failed~0 := 0;~s2s2_old~0 := 0;~side1_written~0 := 0;~s2p~0 := 0;~s1s1_old~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~side2Failed~0 := 0;~active_side_History_2~0 := 0;~s1s2_new~0 := 0; 6538#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, 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~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 6539#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 6580#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 6506#L203 assume !(-2 != ~active_side_History_0~0); 6507#L206 assume !(0 != ~manual_selection_History_0~0); 6523#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 6577#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 6578#L215 assume !(-2 != ~active_side_History_1~0); 6540#L218 assume !(0 != ~manual_selection_History_1~0); 6541#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 6583#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 6584#L227 assume !(-2 != ~active_side_History_2~0); 6581#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 6565#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 6532#L58 assume !(0 == assume_abort_if_not_~cond#1); 6533#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 6509#L582-2 [2022-11-18 20:25:48,178 INFO L750 eck$LassoCheckResult]: Loop: 6509#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 6510#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 6569#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 6455#L80 assume { :end_inline_write_side1_failed_history } true; 6456#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 6604#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 6650#L110 assume { :end_inline_write_side2_failed_history } true; 6648#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 6649#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 6661#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 6660#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 6659#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 6653#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 6652#L140 assume { :end_inline_write_active_side_history } true; 6651#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#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~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#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, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#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;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 6504#L447 assume !(0 == ~side1Failed~0 % 256); 6505#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 6489#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 6466#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 6467#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 6476#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 6512#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 6484#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 6485#L457 assume !(0 == check_~tmp___0~0#1); 6437#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 6447#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 6470#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 6570#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 6477#L487 assume !(0 != check_~tmp___7~0#1 % 256); 6441#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 6442#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 6574#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 6596#L98-3 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 6566#L503 assume !(0 == check_~tmp___11~0#1 % 256); 6480#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 6561#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 6553#L151-3 assume !(1 == read_active_side_history_~index#1 % 256); 6554#L154-3 assume 2 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_2~0; 6542#L158-3 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 6543#L519 assume !(check_~tmp___20~0#1 > -2); 6501#L519-1 check_#res#1 := 1; 6587#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#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; 6588#L616-44 assume !(0 == assert_~arg#1 % 256); 6592#L611-22 assume { :end_inline_assert } true; 6509#L582-2 [2022-11-18 20:25:48,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:48,178 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 9 times [2022-11-18 20:25:48,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:48,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16002719] [2022-11-18 20:25:48,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:48,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:48,188 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:25:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:48,197 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:25:48,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:48,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1021494442, now seen corresponding path program 1 times [2022-11-18 20:25:48,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:48,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967630578] [2022-11-18 20:25:48,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:48,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:48,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:48,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:48,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:48,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967630578] [2022-11-18 20:25:48,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967630578] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:48,461 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:48,461 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-18 20:25:48,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810783889] [2022-11-18 20:25:48,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:48,462 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 20:25:48,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:48,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-18 20:25:48,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-18 20:25:48,463 INFO L87 Difference]: Start difference. First operand 231 states and 330 transitions. cyclomatic complexity: 100 Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 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) [2022-11-18 20:25:48,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:48,815 INFO L93 Difference]: Finished difference Result 605 states and 872 transitions. [2022-11-18 20:25:48,815 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 605 states and 872 transitions. [2022-11-18 20:25:48,819 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 585 [2022-11-18 20:25:48,823 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 605 states to 605 states and 872 transitions. [2022-11-18 20:25:48,823 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 605 [2022-11-18 20:25:48,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 605 [2022-11-18 20:25:48,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 605 states and 872 transitions. [2022-11-18 20:25:48,825 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:25:48,825 INFO L218 hiAutomatonCegarLoop]: Abstraction has 605 states and 872 transitions. [2022-11-18 20:25:48,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states and 872 transitions. [2022-11-18 20:25:48,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 236. [2022-11-18 20:25:48,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 236 states have (on average 1.4194915254237288) internal successors, (335), 235 states have internal predecessors, (335), 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) [2022-11-18 20:25:48,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 335 transitions. [2022-11-18 20:25:48,832 INFO L240 hiAutomatonCegarLoop]: Abstraction has 236 states and 335 transitions. [2022-11-18 20:25:48,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-18 20:25:48,833 INFO L428 stractBuchiCegarLoop]: Abstraction has 236 states and 335 transitions. [2022-11-18 20:25:48,834 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-18 20:25:48,834 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 236 states and 335 transitions. [2022-11-18 20:25:48,835 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 219 [2022-11-18 20:25:48,835 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:48,835 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:48,836 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:48,836 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] [2022-11-18 20:25:48,836 INFO L748 eck$LassoCheckResult]: Stem: 7475#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(54, 2);call #Ultimate.allocInit(12, 3);~cs1~0 := 0;~cs2~0 := 0;~s2p_new~0 := 0;~s1s2_old~0 := 0;~cs1_new~0 := 0;~s1s2~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s1s1~0 := 0;~s2s2~0 := 0;~cs1_old~0 := 0;~side1Failed_History_2~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_0~0 := 0;~s2p_old~0 := 0;~cs2_new~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0;~s1p_new~0 := 0;~side2_written~0 := 0;~s1p~0 := 0;~manual_selection_History_0~0 := 0;~s2s2_new~0 := 0;~cs2_old~0 := 0;~s1p_old~0 := 0;~side2Failed_History_2~0 := 0;~s2s1_old~0 := 0;~nomsg~0 := -1;~side2Failed_History_1~0 := 0;~side2Failed_History_0~0 := 0;~s2s1_new~0 := 0;~side1Failed~0 := 0;~s2s2_old~0 := 0;~side1_written~0 := 0;~s2p~0 := 0;~s1s1_old~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~side2Failed~0 := 0;~active_side_History_2~0 := 0;~s1s2_new~0 := 0; 7404#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, 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~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 7405#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 7450#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 7373#L203 assume !(-2 != ~active_side_History_0~0); 7374#L206 assume !(0 != ~manual_selection_History_0~0); 7391#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 7447#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 7448#L215 assume !(-2 != ~active_side_History_1~0); 7408#L218 assume !(0 != ~manual_selection_History_1~0); 7409#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 7453#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 7454#L227 assume !(-2 != ~active_side_History_2~0); 7451#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 7431#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7400#L58 assume !(0 == assume_abort_if_not_~cond#1); 7401#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 7376#L582-2 [2022-11-18 20:25:48,836 INFO L750 eck$LassoCheckResult]: Loop: 7376#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 7377#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 7438#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 7323#L80 assume { :end_inline_write_side1_failed_history } true; 7324#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 7478#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 7503#L110 assume { :end_inline_write_side2_failed_history } true; 7502#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 7501#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 7498#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 7497#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 7496#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 7490#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 7489#L140 assume { :end_inline_write_active_side_history } true; 7341#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#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~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#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, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#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;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 7342#L447 assume !(0 == ~side1Failed~0 % 256); 7372#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 7356#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7334#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 7335#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 7344#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 7379#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 7351#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 7352#L457 assume !(0 == check_~tmp___0~0#1); 7305#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 7315#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 7338#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7439#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 7345#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 7346#L118-2 assume !(0 == read_side2_failed_history_~index#1 % 256); 7319#L121-2 assume 1 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_1~0; 7320#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 7473#L489 assume !(0 == check_~tmp___8~0#1 % 256); 7360#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 7443#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 7444#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7466#L98-3 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 7467#L503 assume !(0 == check_~tmp___11~0#1 % 256); 7348#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 7430#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 7421#L151-3 assume !(1 == read_active_side_history_~index#1 % 256); 7422#L154-3 assume 2 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_2~0; 7410#L158-3 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 7411#L519 assume !(check_~tmp___20~0#1 > -2); 7369#L519-1 check_#res#1 := 1; 7457#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#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; 7458#L616-44 assume !(0 == assert_~arg#1 % 256); 7462#L611-22 assume { :end_inline_assert } true; 7376#L582-2 [2022-11-18 20:25:48,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:48,837 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 10 times [2022-11-18 20:25:48,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:48,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874233756] [2022-11-18 20:25:48,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:48,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:48,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:25:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:48,863 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:25:48,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:48,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1579522224, now seen corresponding path program 1 times [2022-11-18 20:25:48,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:48,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465824469] [2022-11-18 20:25:48,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:48,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:49,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:49,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:49,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465824469] [2022-11-18 20:25:49,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465824469] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:49,076 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:49,077 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:25:49,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815269761] [2022-11-18 20:25:49,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:49,077 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-18 20:25:49,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:25:49,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:25:49,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:25:49,079 INFO L87 Difference]: Start difference. First operand 236 states and 335 transitions. cyclomatic complexity: 100 Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 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) [2022-11-18 20:25:49,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:25:49,132 INFO L93 Difference]: Finished difference Result 238 states and 336 transitions. [2022-11-18 20:25:49,132 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 238 states and 336 transitions. [2022-11-18 20:25:49,134 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 203 [2022-11-18 20:25:49,135 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 238 states to 220 states and 308 transitions. [2022-11-18 20:25:49,135 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 220 [2022-11-18 20:25:49,136 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 220 [2022-11-18 20:25:49,136 INFO L73 IsDeterministic]: Start isDeterministic. Operand 220 states and 308 transitions. [2022-11-18 20:25:49,136 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:25:49,136 INFO L218 hiAutomatonCegarLoop]: Abstraction has 220 states and 308 transitions. [2022-11-18 20:25:49,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states and 308 transitions. [2022-11-18 20:25:49,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2022-11-18 20:25:49,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 220 states have (on average 1.4) internal successors, (308), 219 states have internal predecessors, (308), 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) [2022-11-18 20:25:49,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 308 transitions. [2022-11-18 20:25:49,141 INFO L240 hiAutomatonCegarLoop]: Abstraction has 220 states and 308 transitions. [2022-11-18 20:25:49,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-18 20:25:49,143 INFO L428 stractBuchiCegarLoop]: Abstraction has 220 states and 308 transitions. [2022-11-18 20:25:49,143 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-18 20:25:49,143 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 220 states and 308 transitions. [2022-11-18 20:25:49,144 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 203 [2022-11-18 20:25:49,145 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:25:49,145 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:25:49,146 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:25:49,146 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, 1] [2022-11-18 20:25:49,146 INFO L748 eck$LassoCheckResult]: Stem: 7955#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(54, 2);call #Ultimate.allocInit(12, 3);~cs1~0 := 0;~cs2~0 := 0;~s2p_new~0 := 0;~s1s2_old~0 := 0;~cs1_new~0 := 0;~s1s2~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s1s1~0 := 0;~s2s2~0 := 0;~cs1_old~0 := 0;~side1Failed_History_2~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_0~0 := 0;~s2p_old~0 := 0;~cs2_new~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0;~s1p_new~0 := 0;~side2_written~0 := 0;~s1p~0 := 0;~manual_selection_History_0~0 := 0;~s2s2_new~0 := 0;~cs2_old~0 := 0;~s1p_old~0 := 0;~side2Failed_History_2~0 := 0;~s2s1_old~0 := 0;~nomsg~0 := -1;~side2Failed_History_1~0 := 0;~side2Failed_History_0~0 := 0;~s2s1_new~0 := 0;~side1Failed~0 := 0;~s2s2_old~0 := 0;~side1_written~0 := 0;~s2p~0 := 0;~s1s1_old~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~side2Failed~0 := 0;~active_side_History_2~0 := 0;~s1s2_new~0 := 0; 7890#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, 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~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 7891#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 7931#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 7856#L203 assume !(-2 != ~active_side_History_0~0); 7857#L206 assume !(0 != ~manual_selection_History_0~0); 7875#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 7929#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 7930#L215 assume !(-2 != ~active_side_History_1~0); 7892#L218 assume !(0 != ~manual_selection_History_1~0); 7893#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 7935#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 7936#L227 assume !(-2 != ~active_side_History_2~0); 7932#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 7917#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7884#L58 assume !(0 == assume_abort_if_not_~cond#1); 7885#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 7861#L582-2 [2022-11-18 20:25:49,147 INFO L750 eck$LassoCheckResult]: Loop: 7861#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 7862#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 7921#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 7806#L80 assume { :end_inline_write_side1_failed_history } true; 7807#L277 assume !(0 != ~side1Failed~0 % 256);Side1_activestandby_task_each_pals_period_~side1~0#1 := ~s1s1_old~0;~s1s1_old~0 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~s2s1_old~0;~s2s1_old~0 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := ~cs1_old~0;~cs1_old~0 := ~nomsg~0; 7957#L290 assume Side1_activestandby_task_each_pals_period_~side1~0#1 == Side1_activestandby_task_each_pals_period_~side2~0#1;Side1_activestandby_task_each_pals_period_~next_state~0#1 := 1; 7809#L309-1 ~s1s1_new~0 := (if (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s1_new~0) % 256 <= 127 then (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s1_new~0) % 256 else (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s2_new~0) % 256 <= 127 then (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s2_new~0) % 256 else (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1p_new~0) % 256 <= 127 then (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1p_new~0) % 256 else (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1p_new~0) % 256 - 256);~side1_written~0 := Side1_activestandby_task_each_pals_period_~next_state~0#1; 7838#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 7924#L110 assume { :end_inline_write_side2_failed_history } true; 7868#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 7814#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 7815#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 7828#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 7819#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 7804#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 7910#L140 assume { :end_inline_write_active_side_history } true; 7829#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#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~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#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, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#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;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 7830#L447 assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 7840#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7817#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 7818#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 7831#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 7864#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 7835#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 7836#L457 assume !(0 == check_~tmp___0~0#1); 7788#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 7798#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 7821#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7922#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 7824#L487 assume !(0 != check_~tmp___7~0#1 % 256); 7792#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 7793#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 7926#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7948#L98-3 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 7918#L503 assume 0 == check_~tmp___11~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 7899#L118-4 assume !(0 == read_side2_failed_history_~index#1 % 256); 7900#L121-4 assume 1 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_1~0; 7928#L128-4 check_#t~ret20#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___12~0#1 := check_#t~ret20#1;havoc check_#t~ret20#1; 7876#L505 assume !(0 != check_~tmp___12~0#1 % 256); 7827#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 7913#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 7905#L151-3 assume !(1 == read_active_side_history_~index#1 % 256); 7906#L154-3 assume 2 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_2~0; 7894#L158-3 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 7895#L519 assume !(check_~tmp___20~0#1 > -2); 7853#L519-1 check_#res#1 := 1; 7939#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#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; 7940#L616-44 assume !(0 == assert_~arg#1 % 256); 7944#L611-22 assume { :end_inline_assert } true; 7861#L582-2 [2022-11-18 20:25:49,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:49,148 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 11 times [2022-11-18 20:25:49,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:49,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111212953] [2022-11-18 20:25:49,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:49,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:49,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:25:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:49,170 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:25:49,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:49,171 INFO L85 PathProgramCache]: Analyzing trace with hash 1232168553, now seen corresponding path program 1 times [2022-11-18 20:25:49,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:49,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071300760] [2022-11-18 20:25:49,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:49,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:49,238 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:25:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:25:49,292 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:25:49,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:25:49,294 INFO L85 PathProgramCache]: Analyzing trace with hash 561770953, now seen corresponding path program 1 times [2022-11-18 20:25:49,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:25:49,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041306025] [2022-11-18 20:25:49,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:25:49,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:25:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:25:49,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:25:49,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:25:49,425 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041306025] [2022-11-18 20:25:49,426 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041306025] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:25:49,426 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:25:49,426 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-18 20:25:49,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997711070] [2022-11-18 20:25:49,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:25:58,846 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:25:58,847 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:25:58,847 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:25:58,847 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:25:58,847 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-18 20:25:58,847 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:25:58,848 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:25:58,848 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:25:58,848 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_ActiveStandby.4_2.ufo.UNBOUNDED.pals.c_Iteration12_Loop [2022-11-18 20:25:58,848 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:25:58,848 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:25:58,891 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,902 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,904 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,912 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,914 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,917 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,920 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,925 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,927 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,929 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,931 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,934 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,936 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,938 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,941 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,943 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,950 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,955 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,957 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,960 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,962 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,964 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,969 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,971 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,973 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,976 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,978 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,980 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,982 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,987 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,989 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:58,996 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,032 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,054 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,057 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,060 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,064 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,067 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,069 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,071 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,077 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,080 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,086 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,088 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,091 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,093 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,096 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,098 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,101 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,103 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,129 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,132 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,136 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:25:59,141 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:01,358 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:01,365 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:01,371 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:04,737 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 27