./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.5.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 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_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.5.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8 --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 0a05a45e59c4449e0f919ee265abbb6a4949f64a9be713d749d79d0baffd63df --- 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-2329fc7 [2022-12-13 11:20:05,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:20:05,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:20:05,165 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:20:05,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:20:05,166 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:20:05,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:20:05,168 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:20:05,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:20:05,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:20:05,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:20:05,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:20:05,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:20:05,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:20:05,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:20:05,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:20:05,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:20:05,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:20:05,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:20:05,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:20:05,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:20:05,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:20:05,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:20:05,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:20:05,182 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:20:05,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:20:05,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:20:05,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:20:05,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:20:05,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:20:05,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:20:05,184 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:20:05,185 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:20:05,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:20:05,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:20:05,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:20:05,187 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:20:05,187 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:20:05,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:20:05,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:20:05,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:20:05,189 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 11:20:05,209 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:20:05,210 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:20:05,210 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:20:05,210 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:20:05,211 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:20:05,211 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:20:05,211 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:20:05,212 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 11:20:05,212 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 11:20:05,212 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 11:20:05,212 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 11:20:05,212 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 11:20:05,212 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 11:20:05,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:20:05,213 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 11:20:05,213 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 11:20:05,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:20:05,213 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 11:20:05,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:20:05,213 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 11:20:05,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 11:20:05,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 11:20:05,214 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 11:20:05,214 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:20:05,214 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 11:20:05,214 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:20:05,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 11:20:05,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:20:05,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:20:05,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:20:05,215 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:20:05,216 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 11:20:05,216 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_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a05a45e59c4449e0f919ee265abbb6a4949f64a9be713d749d79d0baffd63df [2022-12-13 11:20:05,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:20:05,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:20:05,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:20:05,402 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:20:05,402 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:20:05,403 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.5.ufo.UNBOUNDED.pals.c [2022-12-13 11:20:07,962 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:20:08,149 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:20:08,150 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.5.ufo.UNBOUNDED.pals.c [2022-12-13 11:20:08,159 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/data/25b5457c5/e9d9fe55f8ab47aa98ee9d69ab7bf864/FLAG4a2a027bb [2022-12-13 11:20:08,529 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/data/25b5457c5/e9d9fe55f8ab47aa98ee9d69ab7bf864 [2022-12-13 11:20:08,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:20:08,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:20:08,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:20:08,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:20:08,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:20:08,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47d5c486 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08, skipping insertion in model container [2022-12-13 11:20:08,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:20:08,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:20:08,758 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.5.ufo.UNBOUNDED.pals.c[14577,14590] [2022-12-13 11:20:08,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:20:08,770 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 11:20:08,814 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.5.ufo.UNBOUNDED.pals.c[14577,14590] [2022-12-13 11:20:08,814 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:20:08,825 INFO L208 MainTranslator]: Completed translation [2022-12-13 11:20:08,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08 WrapperNode [2022-12-13 11:20:08,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:20:08,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 11:20:08,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 11:20:08,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 11:20:08,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,868 INFO L138 Inliner]: procedures = 32, calls = 47, calls flagged for inlining = 42, calls inlined = 60, statements flattened = 867 [2022-12-13 11:20:08,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 11:20:08,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 11:20:08,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 11:20:08,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 11:20:08,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,879 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,895 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 11:20:08,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 11:20:08,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 11:20:08,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 11:20:08,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08" (1/1) ... [2022-12-13 11:20:08,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:20:08,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:20:08,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:20:08,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_357b303d-cd83-4fca-a2e3-e913e28c2761/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 11:20:08,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 11:20:08,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 11:20:08,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 11:20:08,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 11:20:09,051 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 11:20:09,052 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 11:20:09,597 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 11:20:09,604 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 11:20:09,604 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 11:20:09,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:20:09 BoogieIcfgContainer [2022-12-13 11:20:09,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 11:20:09,607 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 11:20:09,607 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 11:20:09,610 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 11:20:09,610 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 11:20:09,610 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 11:20:08" (1/3) ... [2022-12-13 11:20:09,611 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a1d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 11:20:09, skipping insertion in model container [2022-12-13 11:20:09,611 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 11:20:09,611 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:20:08" (2/3) ... [2022-12-13 11:20:09,612 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2a1d0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 11:20:09, skipping insertion in model container [2022-12-13 11:20:09,612 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 11:20:09,612 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:20:09" (3/3) ... [2022-12-13 11:20:09,613 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_STARTPALS_ActiveStandby.5.ufo.UNBOUNDED.pals.c [2022-12-13 11:20:09,656 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 11:20:09,656 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 11:20:09,656 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 11:20:09,656 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 11:20:09,656 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 11:20:09,656 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 11:20:09,656 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 11:20:09,657 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 11:20:09,660 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 248 states, 247 states have (on average 1.6194331983805668) internal successors, (400), 247 states have internal predecessors, (400), 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) [2022-12-13 11:20:09,680 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2022-12-13 11:20:09,680 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:09,680 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:09,687 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-12-13 11:20:09,687 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] [2022-12-13 11:20:09,687 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 11:20:09,688 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 248 states, 247 states have (on average 1.6194331983805668) internal successors, (400), 247 states have internal predecessors, (400), 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) [2022-12-13 11:20:09,693 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 227 [2022-12-13 11:20:09,693 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:09,693 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:09,695 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-12-13 11:20:09,695 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] [2022-12-13 11:20:09,700 INFO L748 eck$LassoCheckResult]: Stem: 158#$Ultimate##0true 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(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 168#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet30#1, 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~ret46#1, main_#t~ret47#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~nondet30#1;havoc main_#t~nondet30#1;~side2Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side1_written~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side2_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side1Failed_History_0~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_1~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_2~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side2Failed_History_0~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_1~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_2~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~active_side_History_0~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_1~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_2~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~manual_selection_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;assume { :begin_inline_init } true;havoc init_#res#1; 68#L197true assume 0 != ~side1Failed_History_0~0 % 256;init_#res#1 := 0; 85#init_returnLabel#1true main_#t~ret46#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret46#1;havoc main_#t~ret46#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; 166#L58true assume !(0 == assume_abort_if_not_~cond#1); 132#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; 111#L578-2true [2022-12-13 11:20:09,702 INFO L750 eck$LassoCheckResult]: Loop: 111#L578-2true 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; 18#write_manual_selection_history_returnLabel#1true 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; 73#Console_task_each_pals_period_returnLabel#1true 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_~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; 248#write_side1_failed_history_returnLabel#1true assume { :end_inline_write_side1_failed_history } true; 125#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; 64#Side1_activestandby_task_each_pals_period_returnLabel#1true 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~nondet6#1, Side2_activestandby_task_each_pals_period_#t~ret7#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~nondet6#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet6#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; 218#write_side2_failed_history_returnLabel#1true assume { :end_inline_write_side2_failed_history } true; 48#L330true 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; 99#Side2_activestandby_task_each_pals_period_returnLabel#1true 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~ret8#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; 31#L148true assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 106#read_active_side_history_returnLabel#1true Pendulum_prism_task_each_pals_period_#t~ret8#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~ret8#1;havoc Pendulum_prism_task_each_pals_period_#t~ret8#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; 209#L390true assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 107#L404true 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; 195#write_active_side_history_returnLabel#1true assume { :end_inline_write_active_side_history } true; 245#Pendulum_prism_task_each_pals_period_returnLabel#1true 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~ret9#1, 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_~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; 58#L443true assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 59#L446-2true 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; 144#L58-2true assume 0 == assume_abort_if_not_~cond#1;assume false; 15#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; 30#L178true assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 184#read_manual_selection_history_returnLabel#1true check_#t~ret9#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret9#1;havoc check_#t~ret9#1; 173#L453true assume !(0 == check_~tmp___0~0#1); 161#L453-1true 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; 13#L88-2true assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 167#read_side1_failed_history_returnLabel#3true check_#t~ret14#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret14#1;havoc check_#t~ret14#1; 214#L483true 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; 54#L118-2true assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 222#read_side2_failed_history_returnLabel#3true check_#t~ret15#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 92#L485true 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; 221#L148-1true assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 87#read_active_side_history_returnLabel#2true check_#t~ret16#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 146#L487true assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 149#check_returnLabel#1true main_#t~ret47#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret47#1;havoc main_#t~ret47#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; 212#L612-44true assume !(0 == assert_~arg#1 % 256); 67#L607-22true assume { :end_inline_assert } true; 111#L578-2true [2022-12-13 11:20:09,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:09,706 INFO L85 PathProgramCache]: Analyzing trace with hash 889563392, now seen corresponding path program 1 times [2022-12-13 11:20:09,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:09,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486163338] [2022-12-13 11:20:09,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:09,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:09,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:09,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:09,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:09,872 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486163338] [2022-12-13 11:20:09,872 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486163338] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:09,872 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:09,872 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 11:20:09,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012408661] [2022-12-13 11:20:09,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:09,878 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 11:20:09,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:09,879 INFO L85 PathProgramCache]: Analyzing trace with hash 588756895, now seen corresponding path program 1 times [2022-12-13 11:20:09,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:09,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430870987] [2022-12-13 11:20:09,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:09,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:09,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:09,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:09,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430870987] [2022-12-13 11:20:09,931 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430870987] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:09,931 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:09,932 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 11:20:09,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940039746] [2022-12-13 11:20:09,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:09,933 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 11:20:09,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:20:09,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 11:20:09,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 11:20:09,958 INFO L87 Difference]: Start difference. First operand has 248 states, 247 states have (on average 1.6194331983805668) internal successors, (400), 247 states have internal predecessors, (400), 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) [2022-12-13 11:20:10,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:20:10,024 INFO L93 Difference]: Finished difference Result 246 states and 371 transitions. [2022-12-13 11:20:10,025 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 246 states and 371 transitions. [2022-12-13 11:20:10,029 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 204 [2022-12-13 11:20:10,033 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 246 states to 221 states and 335 transitions. [2022-12-13 11:20:10,034 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 221 [2022-12-13 11:20:10,035 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 221 [2022-12-13 11:20:10,035 INFO L73 IsDeterministic]: Start isDeterministic. Operand 221 states and 335 transitions. [2022-12-13 11:20:10,036 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:20:10,036 INFO L218 hiAutomatonCegarLoop]: Abstraction has 221 states and 335 transitions. [2022-12-13 11:20:10,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states and 335 transitions. [2022-12-13 11:20:10,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2022-12-13 11:20:10,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 221 states have (on average 1.5158371040723981) internal successors, (335), 220 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) [2022-12-13 11:20:10,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 335 transitions. [2022-12-13 11:20:10,063 INFO L240 hiAutomatonCegarLoop]: Abstraction has 221 states and 335 transitions. [2022-12-13 11:20:10,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 11:20:10,067 INFO L428 stractBuchiCegarLoop]: Abstraction has 221 states and 335 transitions. [2022-12-13 11:20:10,067 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 11:20:10,067 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 221 states and 335 transitions. [2022-12-13 11:20:10,069 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 204 [2022-12-13 11:20:10,069 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:10,069 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:10,070 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:20:10,070 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] [2022-12-13 11:20:10,071 INFO L748 eck$LassoCheckResult]: Stem: 704#$Ultimate##0 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(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 705#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet30#1, 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~ret46#1, main_#t~ret47#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~nondet30#1;havoc main_#t~nondet30#1;~side2Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side1_written~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side2_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side1Failed_History_0~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_1~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_2~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side2Failed_History_0~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_1~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_2~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~active_side_History_0~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_1~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_2~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~manual_selection_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;assume { :begin_inline_init } true;havoc init_#res#1; 619#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 620#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 555#L203 assume !(-2 != ~active_side_History_0~0); 556#L206 assume !(0 != ~manual_selection_History_0~0); 571#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 720#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); 710#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 723#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 655#L227 assume !(-2 != ~active_side_History_2~0); 656#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 644#init_returnLabel#1 main_#t~ret46#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret46#1;havoc main_#t~ret46#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; 645#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; 618#L578-2 [2022-12-13 11:20:10,071 INFO L750 eck$LassoCheckResult]: Loop: 618#L578-2 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; 536#write_manual_selection_history_returnLabel#1 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; 537#Console_task_each_pals_period_returnLabel#1 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_~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; 630#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 684#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; 613#Side1_activestandby_task_each_pals_period_returnLabel#1 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~nondet6#1, Side2_activestandby_task_each_pals_period_#t~ret7#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~nondet6#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet6#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; 614#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 590#L330 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; 591#Side2_activestandby_task_each_pals_period_returnLabel#1 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~ret8#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; 561#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 562#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret8#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~ret8#1;havoc Pendulum_prism_task_each_pals_period_#t~ret8#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; 666#L390 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 636#L404 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; 667#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 721#Pendulum_prism_task_each_pals_period_returnLabel#1 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~ret9#1, 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_~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; 604#L443 assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 605#L446-2 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; 607#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 532#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; 533#L178 assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 559#read_manual_selection_history_returnLabel#1 check_#t~ret9#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret9#1;havoc check_#t~ret9#1; 711#L453 assume !(0 == check_~tmp___0~0#1); 508#L453-1 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; 529#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 530#read_side1_failed_history_returnLabel#3 check_#t~ret14#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret14#1;havoc check_#t~ret14#1; 709#L483 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; 599#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 545#read_side2_failed_history_returnLabel#3 check_#t~ret15#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 653#L485 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; 654#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 522#read_active_side_history_returnLabel#2 check_#t~ret16#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 649#L487 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 543#check_returnLabel#1 main_#t~ret47#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret47#1;havoc main_#t~ret47#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; 701#L612-44 assume !(0 == assert_~arg#1 % 256); 617#L607-22 assume { :end_inline_assert } true; 618#L578-2 [2022-12-13 11:20:10,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:10,072 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 1 times [2022-12-13 11:20:10,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:10,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140943190] [2022-12-13 11:20:10,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:10,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:10,093 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:20:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:10,128 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:20:10,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:10,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1405387811, now seen corresponding path program 1 times [2022-12-13 11:20:10,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:10,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267134999] [2022-12-13 11:20:10,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:10,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:10,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:10,227 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:10,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267134999] [2022-12-13 11:20:10,227 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267134999] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:10,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:10,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:20:10,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131761081] [2022-12-13 11:20:10,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:10,228 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 11:20:10,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:20:10,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:20:10,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:20:10,229 INFO L87 Difference]: Start difference. First operand 221 states and 335 transitions. cyclomatic complexity: 115 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) [2022-12-13 11:20:10,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:20:10,271 INFO L93 Difference]: Finished difference Result 416 states and 636 transitions. [2022-12-13 11:20:10,271 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 416 states and 636 transitions. [2022-12-13 11:20:10,277 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 399 [2022-12-13 11:20:10,281 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 416 states to 416 states and 636 transitions. [2022-12-13 11:20:10,281 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 416 [2022-12-13 11:20:10,283 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 416 [2022-12-13 11:20:10,283 INFO L73 IsDeterministic]: Start isDeterministic. Operand 416 states and 636 transitions. [2022-12-13 11:20:10,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:20:10,285 INFO L218 hiAutomatonCegarLoop]: Abstraction has 416 states and 636 transitions. [2022-12-13 11:20:10,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states and 636 transitions. [2022-12-13 11:20:10,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 251. [2022-12-13 11:20:10,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 251 states have (on average 1.5219123505976095) internal successors, (382), 250 states have internal predecessors, (382), 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) [2022-12-13 11:20:10,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 382 transitions. [2022-12-13 11:20:10,301 INFO L240 hiAutomatonCegarLoop]: Abstraction has 251 states and 382 transitions. [2022-12-13 11:20:10,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:20:10,303 INFO L428 stractBuchiCegarLoop]: Abstraction has 251 states and 382 transitions. [2022-12-13 11:20:10,303 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 11:20:10,303 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 251 states and 382 transitions. [2022-12-13 11:20:10,305 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 234 [2022-12-13 11:20:10,305 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:10,305 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:10,307 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:20:10,307 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] [2022-12-13 11:20:10,307 INFO L748 eck$LassoCheckResult]: Stem: 1356#$Ultimate##0 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(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 1357#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet30#1, 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~ret46#1, main_#t~ret47#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~nondet30#1;havoc main_#t~nondet30#1;~side2Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side1_written~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side2_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side1Failed_History_0~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_1~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_2~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side2Failed_History_0~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_1~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_2~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~active_side_History_0~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_1~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_2~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~manual_selection_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;assume { :begin_inline_init } true;havoc init_#res#1; 1263#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 1264#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 1198#L203 assume !(-2 != ~active_side_History_0~0); 1199#L206 assume !(0 != ~manual_selection_History_0~0); 1214#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 1373#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 1340#L215 assume !(-2 != ~active_side_History_1~0); 1341#L218 assume !(0 != ~manual_selection_History_1~0); 1363#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 1377#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 1300#L227 assume !(-2 != ~active_side_History_2~0); 1301#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 1289#init_returnLabel#1 main_#t~ret46#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret46#1;havoc main_#t~ret46#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; 1290#L58 assume !(0 == assume_abort_if_not_~cond#1); 1344#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; 1262#L578-2 [2022-12-13 11:20:10,307 INFO L750 eck$LassoCheckResult]: Loop: 1262#L578-2 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; 1179#write_manual_selection_history_returnLabel#1 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; 1180#Console_task_each_pals_period_returnLabel#1 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_~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; 1274#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 1334#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; 1258#Side1_activestandby_task_each_pals_period_returnLabel#1 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~nondet6#1, Side2_activestandby_task_each_pals_period_#t~ret7#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~nondet6#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet6#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; 1259#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 1396#L330 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; 1305#Side2_activestandby_task_each_pals_period_returnLabel#1 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~ret8#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; 1306#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 1315#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret8#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~ret8#1;havoc Pendulum_prism_task_each_pals_period_#t~ret8#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; 1316#L390 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 1386#L404 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; 1374#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 1375#Pendulum_prism_task_each_pals_period_returnLabel#1 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~ret9#1, 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_~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; 1248#L443 assume !(0 == ~side1Failed~0 % 256); 1249#L446 assume 0 == ~side2Failed~0 % 256;check_~tmp~3#1 := 1; 1250#L446-2 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; 1251#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 1175#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; 1176#L178 assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 1202#read_manual_selection_history_returnLabel#1 check_#t~ret9#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret9#1;havoc check_#t~ret9#1; 1364#L453 assume !(0 == check_~tmp___0~0#1); 1151#L453-1 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; 1172#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 1173#read_side1_failed_history_returnLabel#3 check_#t~ret14#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret14#1;havoc check_#t~ret14#1; 1362#L483 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; 1243#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 1188#read_side2_failed_history_returnLabel#3 check_#t~ret15#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 1298#L485 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; 1299#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 1165#read_active_side_history_returnLabel#2 check_#t~ret16#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 1294#L487 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 1186#check_returnLabel#1 main_#t~ret47#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret47#1;havoc main_#t~ret47#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; 1352#L612-44 assume !(0 == assert_~arg#1 % 256); 1261#L607-22 assume { :end_inline_assert } true; 1262#L578-2 [2022-12-13 11:20:10,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:10,308 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 2 times [2022-12-13 11:20:10,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:10,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484486498] [2022-12-13 11:20:10,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:10,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:10,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:10,324 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:20:10,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:10,337 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:20:10,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:10,338 INFO L85 PathProgramCache]: Analyzing trace with hash 564005551, now seen corresponding path program 1 times [2022-12-13 11:20:10,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:10,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954746909] [2022-12-13 11:20:10,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:10,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:10,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:10,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:10,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954746909] [2022-12-13 11:20:10,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954746909] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:10,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:10,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:20:10,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429116270] [2022-12-13 11:20:10,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:10,389 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 11:20:10,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:20:10,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:20:10,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:20:10,390 INFO L87 Difference]: Start difference. First operand 251 states and 382 transitions. cyclomatic complexity: 132 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) [2022-12-13 11:20:10,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:20:10,411 INFO L93 Difference]: Finished difference Result 461 states and 706 transitions. [2022-12-13 11:20:10,411 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 461 states and 706 transitions. [2022-12-13 11:20:10,413 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 444 [2022-12-13 11:20:10,415 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 461 states to 461 states and 706 transitions. [2022-12-13 11:20:10,415 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 461 [2022-12-13 11:20:10,416 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 461 [2022-12-13 11:20:10,416 INFO L73 IsDeterministic]: Start isDeterministic. Operand 461 states and 706 transitions. [2022-12-13 11:20:10,417 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:20:10,417 INFO L218 hiAutomatonCegarLoop]: Abstraction has 461 states and 706 transitions. [2022-12-13 11:20:10,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states and 706 transitions. [2022-12-13 11:20:10,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 286. [2022-12-13 11:20:10,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 286 states have (on average 1.5244755244755244) internal successors, (436), 285 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) [2022-12-13 11:20:10,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 436 transitions. [2022-12-13 11:20:10,427 INFO L240 hiAutomatonCegarLoop]: Abstraction has 286 states and 436 transitions. [2022-12-13 11:20:10,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:20:10,428 INFO L428 stractBuchiCegarLoop]: Abstraction has 286 states and 436 transitions. [2022-12-13 11:20:10,428 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 11:20:10,428 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 286 states and 436 transitions. [2022-12-13 11:20:10,429 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 269 [2022-12-13 11:20:10,429 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:10,429 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:10,430 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:20:10,430 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] [2022-12-13 11:20:10,430 INFO L748 eck$LassoCheckResult]: Stem: 2071#$Ultimate##0 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(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 2072#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet30#1, 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~ret46#1, main_#t~ret47#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~nondet30#1;havoc main_#t~nondet30#1;~side2Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side1_written~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side2_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side1Failed_History_0~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_1~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_2~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side2Failed_History_0~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_1~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_2~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~active_side_History_0~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_1~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_2~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~manual_selection_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;assume { :begin_inline_init } true;havoc init_#res#1; 1980#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 1981#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 1916#L203 assume !(-2 != ~active_side_History_0~0); 1917#L206 assume !(0 != ~manual_selection_History_0~0); 1932#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 2087#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 2056#L215 assume !(-2 != ~active_side_History_1~0); 2057#L218 assume !(0 != ~manual_selection_History_1~0); 2077#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 2090#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 2017#L227 assume !(-2 != ~active_side_History_2~0); 2018#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 2006#init_returnLabel#1 main_#t~ret46#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret46#1;havoc main_#t~ret46#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; 2007#L58 assume !(0 == assume_abort_if_not_~cond#1); 2058#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; 1979#L578-2 [2022-12-13 11:20:10,430 INFO L750 eck$LassoCheckResult]: Loop: 1979#L578-2 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; 1897#write_manual_selection_history_returnLabel#1 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; 1898#Console_task_each_pals_period_returnLabel#1 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_~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; 1991#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 2050#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; 1974#Side1_activestandby_task_each_pals_period_returnLabel#1 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~nondet6#1, Side2_activestandby_task_each_pals_period_#t~ret7#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~nondet6#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet6#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; 1975#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 1951#L330 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; 1952#Side2_activestandby_task_each_pals_period_returnLabel#1 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~ret8#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; 2125#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2119#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret8#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~ret8#1;havoc Pendulum_prism_task_each_pals_period_#t~ret8#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; 2117#L390 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 2105#L404 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; 2103#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 2101#Pendulum_prism_task_each_pals_period_returnLabel#1 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~ret9#1, 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_~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; 2099#L443 assume !(0 == ~side1Failed~0 % 256); 2095#L446 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 1967#L446-2 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; 1968#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 1893#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; 1894#L178 assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 1920#read_manual_selection_history_returnLabel#1 check_#t~ret9#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret9#1;havoc check_#t~ret9#1; 2078#L453 assume !(0 == check_~tmp___0~0#1); 1869#L453-1 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; 1890#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 1891#read_side1_failed_history_returnLabel#3 check_#t~ret14#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret14#1;havoc check_#t~ret14#1; 2076#L483 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; 1960#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 1906#read_side2_failed_history_returnLabel#3 check_#t~ret15#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 2015#L485 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; 2016#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 1883#read_active_side_history_returnLabel#2 check_#t~ret16#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 2011#L487 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 1904#check_returnLabel#1 main_#t~ret47#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret47#1;havoc main_#t~ret47#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; 2068#L612-44 assume !(0 == assert_~arg#1 % 256); 1978#L607-22 assume { :end_inline_assert } true; 1979#L578-2 [2022-12-13 11:20:10,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:10,431 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 3 times [2022-12-13 11:20:10,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:10,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688761146] [2022-12-13 11:20:10,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:10,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:10,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:10,440 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:20:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:10,452 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:20:10,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:10,452 INFO L85 PathProgramCache]: Analyzing trace with hash -253642899, now seen corresponding path program 1 times [2022-12-13 11:20:10,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:10,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750507170] [2022-12-13 11:20:10,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:10,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:10,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:10,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:10,528 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750507170] [2022-12-13 11:20:10,528 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750507170] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:10,528 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:10,528 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:20:10,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296030955] [2022-12-13 11:20:10,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:10,529 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 11:20:10,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:20:10,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:20:10,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:20:10,530 INFO L87 Difference]: Start difference. First operand 286 states and 436 transitions. cyclomatic complexity: 151 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) [2022-12-13 11:20:10,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:20:10,547 INFO L93 Difference]: Finished difference Result 397 states and 605 transitions. [2022-12-13 11:20:10,548 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 397 states and 605 transitions. [2022-12-13 11:20:10,549 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 380 [2022-12-13 11:20:10,551 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 397 states to 397 states and 605 transitions. [2022-12-13 11:20:10,551 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 397 [2022-12-13 11:20:10,551 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 397 [2022-12-13 11:20:10,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 397 states and 605 transitions. [2022-12-13 11:20:10,552 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:20:10,552 INFO L218 hiAutomatonCegarLoop]: Abstraction has 397 states and 605 transitions. [2022-12-13 11:20:10,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states and 605 transitions. [2022-12-13 11:20:10,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 283. [2022-12-13 11:20:10,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 283 states, 283 states have (on average 1.519434628975265) internal successors, (430), 282 states have internal predecessors, (430), 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) [2022-12-13 11:20:10,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 430 transitions. [2022-12-13 11:20:10,558 INFO L240 hiAutomatonCegarLoop]: Abstraction has 283 states and 430 transitions. [2022-12-13 11:20:10,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:20:10,559 INFO L428 stractBuchiCegarLoop]: Abstraction has 283 states and 430 transitions. [2022-12-13 11:20:10,559 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-12-13 11:20:10,559 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 283 states and 430 transitions. [2022-12-13 11:20:10,560 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 266 [2022-12-13 11:20:10,560 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:10,560 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:10,561 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:20:10,561 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] [2022-12-13 11:20:10,561 INFO L748 eck$LassoCheckResult]: Stem: 2760#$Ultimate##0 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(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 2761#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet30#1, 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~ret46#1, main_#t~ret47#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~nondet30#1;havoc main_#t~nondet30#1;~side2Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side1_written~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side2_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side1Failed_History_0~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_1~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_2~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side2Failed_History_0~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_1~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_2~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~active_side_History_0~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_1~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_2~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~manual_selection_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;assume { :begin_inline_init } true;havoc init_#res#1; 2668#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 2669#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 2605#L203 assume !(-2 != ~active_side_History_0~0); 2606#L206 assume !(0 != ~manual_selection_History_0~0); 2620#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 2776#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 2743#L215 assume !(-2 != ~active_side_History_1~0); 2744#L218 assume !(0 != ~manual_selection_History_1~0); 2766#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 2780#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 2703#L227 assume !(-2 != ~active_side_History_2~0); 2704#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 2691#init_returnLabel#1 main_#t~ret46#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret46#1;havoc main_#t~ret46#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; 2692#L58 assume !(0 == assume_abort_if_not_~cond#1); 2745#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; 2667#L578-2 [2022-12-13 11:20:10,562 INFO L750 eck$LassoCheckResult]: Loop: 2667#L578-2 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; 2586#write_manual_selection_history_returnLabel#1 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; 2587#Console_task_each_pals_period_returnLabel#1 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_~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; 2679#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 2737#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; 2738#Side1_activestandby_task_each_pals_period_returnLabel#1 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~nondet6#1, Side2_activestandby_task_each_pals_period_#t~ret7#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~nondet6#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet6#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; 2829#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 2826#L330 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; 2827#Side2_activestandby_task_each_pals_period_returnLabel#1 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~ret8#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; 2610#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2611#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret8#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~ret8#1;havoc Pendulum_prism_task_each_pals_period_#t~ret8#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; 2716#L390 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 2685#L404 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; 2777#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 2778#Pendulum_prism_task_each_pals_period_returnLabel#1 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~ret9#1, 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_~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; 2653#L443 assume !(0 == ~side1Failed~0 % 256); 2654#L446 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 2655#L446-2 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; 2656#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 2582#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; 2583#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 2609#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 2702#read_manual_selection_history_returnLabel#1 check_#t~ret9#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret9#1;havoc check_#t~ret9#1; 2767#L453 assume !(0 == check_~tmp___0~0#1); 2558#L453-1 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; 2579#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 2580#read_side1_failed_history_returnLabel#3 check_#t~ret14#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret14#1;havoc check_#t~ret14#1; 2765#L483 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; 2648#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 2595#read_side2_failed_history_returnLabel#3 check_#t~ret15#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 2700#L485 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; 2701#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2572#read_active_side_history_returnLabel#2 check_#t~ret16#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 2696#L487 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 2593#check_returnLabel#1 main_#t~ret47#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret47#1;havoc main_#t~ret47#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; 2756#L612-44 assume !(0 == assert_~arg#1 % 256); 2666#L607-22 assume { :end_inline_assert } true; 2667#L578-2 [2022-12-13 11:20:10,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:10,562 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 4 times [2022-12-13 11:20:10,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:10,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596436140] [2022-12-13 11:20:10,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:10,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:10,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:20:10,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:10,580 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:20:10,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:10,581 INFO L85 PathProgramCache]: Analyzing trace with hash 2142701564, now seen corresponding path program 1 times [2022-12-13 11:20:10,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:10,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129663291] [2022-12-13 11:20:10,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:10,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:10,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:10,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:10,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129663291] [2022-12-13 11:20:10,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129663291] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:10,654 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:10,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:20:10,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842684197] [2022-12-13 11:20:10,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:10,655 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 11:20:10,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:20:10,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:20:10,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:20:10,656 INFO L87 Difference]: Start difference. First operand 283 states and 430 transitions. cyclomatic complexity: 148 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) [2022-12-13 11:20:10,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:20:10,702 INFO L93 Difference]: Finished difference Result 405 states and 610 transitions. [2022-12-13 11:20:10,702 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 405 states and 610 transitions. [2022-12-13 11:20:10,705 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 388 [2022-12-13 11:20:10,707 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 405 states to 405 states and 610 transitions. [2022-12-13 11:20:10,707 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 405 [2022-12-13 11:20:10,708 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 405 [2022-12-13 11:20:10,708 INFO L73 IsDeterministic]: Start isDeterministic. Operand 405 states and 610 transitions. [2022-12-13 11:20:10,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:20:10,709 INFO L218 hiAutomatonCegarLoop]: Abstraction has 405 states and 610 transitions. [2022-12-13 11:20:10,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states and 610 transitions. [2022-12-13 11:20:10,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 271. [2022-12-13 11:20:10,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 271 states have (on average 1.4981549815498154) internal successors, (406), 270 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) [2022-12-13 11:20:10,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 406 transitions. [2022-12-13 11:20:10,717 INFO L240 hiAutomatonCegarLoop]: Abstraction has 271 states and 406 transitions. [2022-12-13 11:20:10,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:20:10,718 INFO L428 stractBuchiCegarLoop]: Abstraction has 271 states and 406 transitions. [2022-12-13 11:20:10,718 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-12-13 11:20:10,718 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 271 states and 406 transitions. [2022-12-13 11:20:10,720 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 254 [2022-12-13 11:20:10,720 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:10,720 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:10,721 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:20:10,721 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] [2022-12-13 11:20:10,721 INFO L748 eck$LassoCheckResult]: Stem: 3436#$Ultimate##0 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(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 3437#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet30#1, 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~ret46#1, main_#t~ret47#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~nondet30#1;havoc main_#t~nondet30#1;~side2Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side1_written~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side2_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side1Failed_History_0~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_1~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_2~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side2Failed_History_0~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_1~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_2~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~active_side_History_0~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_1~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_2~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~manual_selection_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;assume { :begin_inline_init } true;havoc init_#res#1; 3359#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 3360#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 3298#L203 assume !(-2 != ~active_side_History_0~0); 3299#L206 assume !(0 != ~manual_selection_History_0~0); 3313#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 3452#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 3421#L215 assume !(-2 != ~active_side_History_1~0); 3422#L218 assume !(0 != ~manual_selection_History_1~0); 3442#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 3455#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 3394#L227 assume !(-2 != ~active_side_History_2~0); 3395#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 3385#init_returnLabel#1 main_#t~ret46#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret46#1;havoc main_#t~ret46#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; 3386#L58 assume !(0 == assume_abort_if_not_~cond#1); 3423#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; 3357#L578-2 [2022-12-13 11:20:10,721 INFO L750 eck$LassoCheckResult]: Loop: 3357#L578-2 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; 3279#write_manual_selection_history_returnLabel#1 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; 3280#Console_task_each_pals_period_returnLabel#1 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_~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; 3368#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 3417#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; 3353#Side1_activestandby_task_each_pals_period_returnLabel#1 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~nondet6#1, Side2_activestandby_task_each_pals_period_#t~ret7#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~nondet6#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet6#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; 3354#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 3332#L330 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; 3333#Side2_activestandby_task_each_pals_period_returnLabel#1 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~ret8#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; 3488#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 3486#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret8#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~ret8#1;havoc Pendulum_prism_task_each_pals_period_#t~ret8#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; 3479#L390 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 3467#L404 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; 3465#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 3463#Pendulum_prism_task_each_pals_period_returnLabel#1 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~ret9#1, 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_~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; 3461#L443 assume !(0 == ~side1Failed~0 % 256); 3458#L446 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 3346#L446-2 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; 3347#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 3275#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; 3276#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 3302#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 3393#read_manual_selection_history_returnLabel#1 check_#t~ret9#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret9#1;havoc check_#t~ret9#1; 3443#L453 assume !(0 == check_~tmp___0~0#1); 3252#L453-1 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; 3273#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 3274#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 3358#read_side1_failed_history_returnLabel#3 check_#t~ret14#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret14#1;havoc check_#t~ret14#1; 3441#L483 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; 3339#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 3288#read_side2_failed_history_returnLabel#3 check_#t~ret15#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 3391#L485 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; 3392#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 3266#read_active_side_history_returnLabel#2 check_#t~ret16#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 3387#L487 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 3286#check_returnLabel#1 main_#t~ret47#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret47#1;havoc main_#t~ret47#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; 3433#L612-44 assume !(0 == assert_~arg#1 % 256); 3356#L607-22 assume { :end_inline_assert } true; 3357#L578-2 [2022-12-13 11:20:10,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:10,722 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 5 times [2022-12-13 11:20:10,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:10,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871245569] [2022-12-13 11:20:10,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:10,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:10,730 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:20:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:10,738 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:20:10,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:10,738 INFO L85 PathProgramCache]: Analyzing trace with hash -578585667, now seen corresponding path program 1 times [2022-12-13 11:20:10,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:10,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93727649] [2022-12-13 11:20:10,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:10,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:10,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:10,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:10,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93727649] [2022-12-13 11:20:10,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93727649] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:10,793 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:10,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:20:10,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81095100] [2022-12-13 11:20:10,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:10,793 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 11:20:10,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:20:10,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:20:10,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:20:10,794 INFO L87 Difference]: Start difference. First operand 271 states and 406 transitions. cyclomatic complexity: 136 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) [2022-12-13 11:20:10,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:20:10,840 INFO L93 Difference]: Finished difference Result 423 states and 627 transitions. [2022-12-13 11:20:10,840 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 423 states and 627 transitions. [2022-12-13 11:20:10,843 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 406 [2022-12-13 11:20:10,844 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 423 states to 423 states and 627 transitions. [2022-12-13 11:20:10,844 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 423 [2022-12-13 11:20:10,844 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 423 [2022-12-13 11:20:10,845 INFO L73 IsDeterministic]: Start isDeterministic. Operand 423 states and 627 transitions. [2022-12-13 11:20:10,845 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:20:10,845 INFO L218 hiAutomatonCegarLoop]: Abstraction has 423 states and 627 transitions. [2022-12-13 11:20:10,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 423 states and 627 transitions. [2022-12-13 11:20:10,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 423 to 259. [2022-12-13 11:20:10,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 259 states have (on average 1.4749034749034748) internal successors, (382), 258 states have internal predecessors, (382), 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) [2022-12-13 11:20:10,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 382 transitions. [2022-12-13 11:20:10,849 INFO L240 hiAutomatonCegarLoop]: Abstraction has 259 states and 382 transitions. [2022-12-13 11:20:10,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:20:10,850 INFO L428 stractBuchiCegarLoop]: Abstraction has 259 states and 382 transitions. [2022-12-13 11:20:10,850 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-12-13 11:20:10,850 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 259 states and 382 transitions. [2022-12-13 11:20:10,851 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 242 [2022-12-13 11:20:10,851 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:10,851 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:10,852 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:20:10,852 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] [2022-12-13 11:20:10,852 INFO L748 eck$LassoCheckResult]: Stem: 4127#$Ultimate##0 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(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 4128#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet30#1, 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~ret46#1, main_#t~ret47#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~nondet30#1;havoc main_#t~nondet30#1;~side2Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side1_written~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side2_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side1Failed_History_0~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_1~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_2~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side2Failed_History_0~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_1~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_2~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~active_side_History_0~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_1~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_2~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~manual_selection_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;assume { :begin_inline_init } true;havoc init_#res#1; 4052#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 4053#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 3992#L203 assume !(-2 != ~active_side_History_0~0); 3993#L206 assume !(0 != ~manual_selection_History_0~0); 4008#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 4143#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 4110#L215 assume !(-2 != ~active_side_History_1~0); 4111#L218 assume !(0 != ~manual_selection_History_1~0); 4133#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 4147#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 4083#L227 assume !(-2 != ~active_side_History_2~0); 4084#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 4070#init_returnLabel#1 main_#t~ret46#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret46#1;havoc main_#t~ret46#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; 4071#L58 assume !(0 == assume_abort_if_not_~cond#1); 4112#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; 4051#L578-2 [2022-12-13 11:20:10,852 INFO L750 eck$LassoCheckResult]: Loop: 4051#L578-2 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; 3978#write_manual_selection_history_returnLabel#1 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; 3979#Console_task_each_pals_period_returnLabel#1 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_~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; 4059#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 4105#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; 4106#Side1_activestandby_task_each_pals_period_returnLabel#1 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~nondet6#1, Side2_activestandby_task_each_pals_period_#t~ret7#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~nondet6#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet6#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; 4192#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 4191#L330 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; 4085#Side2_activestandby_task_each_pals_period_returnLabel#1 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~ret8#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; 3997#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 3998#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret8#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~ret8#1;havoc Pendulum_prism_task_each_pals_period_#t~ret8#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; 4092#L390 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 4063#L404 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; 4093#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 4150#Pendulum_prism_task_each_pals_period_returnLabel#1 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~ret9#1, 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_~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; 4039#L443 assume !(0 == ~side1Failed~0 % 256); 4040#L446 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 4041#L446-2 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; 4042#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 3973#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; 3974#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 3996#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 4082#read_manual_selection_history_returnLabel#1 check_#t~ret9#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret9#1;havoc check_#t~ret9#1; 4134#L453 assume !(0 == check_~tmp___0~0#1); 3952#L453-1 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; 3971#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 3972#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 4049#read_side1_failed_history_returnLabel#3 check_#t~ret14#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret14#1;havoc check_#t~ret14#1; 4132#L483 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; 4034#L118-2 assume !(0 == read_side2_failed_history_~index#1 % 256); 4035#L121-2 assume 1 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_1~0; 4118#read_side2_failed_history_returnLabel#3 check_#t~ret15#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 4080#L485 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; 4081#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 3964#read_active_side_history_returnLabel#2 check_#t~ret16#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 4075#L487 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 3983#check_returnLabel#1 main_#t~ret47#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret47#1;havoc main_#t~ret47#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; 4123#L612-44 assume !(0 == assert_~arg#1 % 256); 4050#L607-22 assume { :end_inline_assert } true; 4051#L578-2 [2022-12-13 11:20:10,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:10,852 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 6 times [2022-12-13 11:20:10,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:10,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519541848] [2022-12-13 11:20:10,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:10,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:10,859 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:20:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:10,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:20:10,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:10,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1345359019, now seen corresponding path program 1 times [2022-12-13 11:20:10,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:10,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47514986] [2022-12-13 11:20:10,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:10,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:10,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:10,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:10,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:10,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47514986] [2022-12-13 11:20:10,981 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47514986] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:10,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:10,982 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 11:20:10,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839155225] [2022-12-13 11:20:10,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:10,982 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 11:20:10,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:20:10,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 11:20:10,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 11:20:10,983 INFO L87 Difference]: Start difference. First operand 259 states and 382 transitions. cyclomatic complexity: 124 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) [2022-12-13 11:20:11,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:20:11,031 INFO L93 Difference]: Finished difference Result 245 states and 351 transitions. [2022-12-13 11:20:11,032 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 245 states and 351 transitions. [2022-12-13 11:20:11,034 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 210 [2022-12-13 11:20:11,036 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 245 states to 227 states and 326 transitions. [2022-12-13 11:20:11,036 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 227 [2022-12-13 11:20:11,036 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 227 [2022-12-13 11:20:11,036 INFO L73 IsDeterministic]: Start isDeterministic. Operand 227 states and 326 transitions. [2022-12-13 11:20:11,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:20:11,037 INFO L218 hiAutomatonCegarLoop]: Abstraction has 227 states and 326 transitions. [2022-12-13 11:20:11,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states and 326 transitions. [2022-12-13 11:20:11,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2022-12-13 11:20:11,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 227 states have (on average 1.4361233480176212) internal successors, (326), 226 states have internal predecessors, (326), 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) [2022-12-13 11:20:11,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 326 transitions. [2022-12-13 11:20:11,042 INFO L240 hiAutomatonCegarLoop]: Abstraction has 227 states and 326 transitions. [2022-12-13 11:20:11,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 11:20:11,043 INFO L428 stractBuchiCegarLoop]: Abstraction has 227 states and 326 transitions. [2022-12-13 11:20:11,043 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-12-13 11:20:11,043 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 227 states and 326 transitions. [2022-12-13 11:20:11,044 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 210 [2022-12-13 11:20:11,044 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:11,044 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:11,044 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:20:11,044 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] [2022-12-13 11:20:11,044 INFO L748 eck$LassoCheckResult]: Stem: 4535#$Ultimate##0 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(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 4536#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet30#1, 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~ret46#1, main_#t~ret47#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~nondet30#1;havoc main_#t~nondet30#1;~side2Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side1_written~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side2_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side1Failed_History_0~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_1~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_2~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side2Failed_History_0~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_1~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_2~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~active_side_History_0~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_1~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_2~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~manual_selection_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;assume { :begin_inline_init } true;havoc init_#res#1; 4557#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 4606#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 4527#L203 assume !(-2 != ~active_side_History_0~0); 4528#L206 assume !(0 != ~manual_selection_History_0~0); 4543#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 4604#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 4605#L215 assume !(-2 != ~active_side_History_1~0); 4560#L218 assume !(0 != ~manual_selection_History_1~0); 4561#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 4614#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 4615#L227 assume !(-2 != ~active_side_History_2~0); 4607#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 4608#init_returnLabel#1 main_#t~ret46#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret46#1;havoc main_#t~ret46#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; 4551#L58 assume !(0 == assume_abort_if_not_~cond#1); 4552#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; 4600#L578-2 [2022-12-13 11:20:11,045 INFO L750 eck$LassoCheckResult]: Loop: 4600#L578-2 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; 4499#write_manual_selection_history_returnLabel#1 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; 4500#Console_task_each_pals_period_returnLabel#1 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_~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; 4612#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 4633#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; 4596#Side1_activestandby_task_each_pals_period_returnLabel#1 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~nondet6#1, Side2_activestandby_task_each_pals_period_#t~ret7#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~nondet6#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet6#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; 4597#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 4577#L330 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; 4578#Side2_activestandby_task_each_pals_period_returnLabel#1 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~ret8#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; 4532#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4533#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret8#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~ret8#1;havoc Pendulum_prism_task_each_pals_period_#t~ret8#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; 4624#L390 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 4467#L404 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; 4610#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 4611#Pendulum_prism_task_each_pals_period_returnLabel#1 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~ret9#1, 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_~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; 4587#L443 assume !(0 == ~side1Failed~0 % 256); 4588#L446 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 4589#L446-2 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; 4486#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 4487#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; 4493#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 4531#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 4591#read_manual_selection_history_returnLabel#1 check_#t~ret9#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret9#1;havoc check_#t~ret9#1; 4565#L453 assume !(0 == check_~tmp___0~0#1); 4470#L453-1 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; 4491#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 4492#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 4553#read_side1_failed_history_returnLabel#3 check_#t~ret14#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret14#1;havoc check_#t~ret14#1; 4554#L483 assume !(0 != check_~tmp___7~0#1 % 256); 4477#L483-1 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; 4601#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 4602#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 4586#read_side1_failed_history_returnLabel#4 check_#t~ret18#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret18#1;havoc check_#t~ret18#1; 4567#L499 assume !(0 == check_~tmp___11~0#1 % 256); 4516#L499-1 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; 4564#L148-3 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4497#read_active_side_history_returnLabel#4 check_#t~ret22#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 4498#L515 assume !(check_~tmp___20~0#1 > -2); 4509#L515-1 check_#res#1 := 1; 4505#check_returnLabel#1 main_#t~ret47#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret47#1;havoc main_#t~ret47#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; 4506#L612-44 assume !(0 == assert_~arg#1 % 256); 4599#L607-22 assume { :end_inline_assert } true; 4600#L578-2 [2022-12-13 11:20:11,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:11,045 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 7 times [2022-12-13 11:20:11,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:11,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463732254] [2022-12-13 11:20:11,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:11,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:11,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:11,052 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:20:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:11,059 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:20:11,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:11,059 INFO L85 PathProgramCache]: Analyzing trace with hash 100203202, now seen corresponding path program 1 times [2022-12-13 11:20:11,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:11,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753478402] [2022-12-13 11:20:11,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:11,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:11,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:11,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:11,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:11,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753478402] [2022-12-13 11:20:11,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753478402] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:11,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:11,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 11:20:11,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430542338] [2022-12-13 11:20:11,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:11,155 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 11:20:11,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:20:11,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 11:20:11,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 11:20:11,155 INFO L87 Difference]: Start difference. First operand 227 states and 326 transitions. cyclomatic complexity: 100 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) [2022-12-13 11:20:11,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:20:11,332 INFO L93 Difference]: Finished difference Result 914 states and 1315 transitions. [2022-12-13 11:20:11,332 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 914 states and 1315 transitions. [2022-12-13 11:20:11,338 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 897 [2022-12-13 11:20:11,342 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 914 states to 914 states and 1315 transitions. [2022-12-13 11:20:11,342 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 914 [2022-12-13 11:20:11,343 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 914 [2022-12-13 11:20:11,344 INFO L73 IsDeterministic]: Start isDeterministic. Operand 914 states and 1315 transitions. [2022-12-13 11:20:11,345 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:20:11,345 INFO L218 hiAutomatonCegarLoop]: Abstraction has 914 states and 1315 transitions. [2022-12-13 11:20:11,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 914 states and 1315 transitions. [2022-12-13 11:20:11,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 914 to 320. [2022-12-13 11:20:11,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 320 states have (on average 1.403125) internal successors, (449), 319 states have internal predecessors, (449), 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) [2022-12-13 11:20:11,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 449 transitions. [2022-12-13 11:20:11,355 INFO L240 hiAutomatonCegarLoop]: Abstraction has 320 states and 449 transitions. [2022-12-13 11:20:11,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 11:20:11,356 INFO L428 stractBuchiCegarLoop]: Abstraction has 320 states and 449 transitions. [2022-12-13 11:20:11,356 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-12-13 11:20:11,356 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 320 states and 449 transitions. [2022-12-13 11:20:11,357 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 303 [2022-12-13 11:20:11,358 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:11,358 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:11,358 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:20:11,358 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] [2022-12-13 11:20:11,359 INFO L748 eck$LassoCheckResult]: Stem: 5712#$Ultimate##0 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(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 5713#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet30#1, 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~ret46#1, main_#t~ret47#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~nondet30#1;havoc main_#t~nondet30#1;~side2Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side1_written~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side2_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side1Failed_History_0~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_1~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_2~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side2Failed_History_0~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_1~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_2~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~active_side_History_0~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_1~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_2~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~manual_selection_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;assume { :begin_inline_init } true;havoc init_#res#1; 5734#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 5790#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 5704#L203 assume !(-2 != ~active_side_History_0~0); 5705#L206 assume !(0 != ~manual_selection_History_0~0); 5720#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 5788#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 5789#L215 assume !(-2 != ~active_side_History_1~0); 5739#L218 assume !(0 != ~manual_selection_History_1~0); 5740#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 5798#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 5799#L227 assume !(-2 != ~active_side_History_2~0); 5791#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 5792#init_returnLabel#1 main_#t~ret46#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret46#1;havoc main_#t~ret46#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; 5728#L58 assume !(0 == assume_abort_if_not_~cond#1); 5729#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; 5783#L578-2 [2022-12-13 11:20:11,359 INFO L750 eck$LassoCheckResult]: Loop: 5783#L578-2 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; 5673#write_manual_selection_history_returnLabel#1 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; 5674#Console_task_each_pals_period_returnLabel#1 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_~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; 5796#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 5829#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; 5832#Side1_activestandby_task_each_pals_period_returnLabel#1 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~nondet6#1, Side2_activestandby_task_each_pals_period_#t~ret7#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~nondet6#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet6#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; 5943#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 5941#L330 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; 5940#Side2_activestandby_task_each_pals_period_returnLabel#1 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~ret8#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; 5937#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 5936#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret8#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~ret8#1;havoc Pendulum_prism_task_each_pals_period_#t~ret8#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; 5935#L390 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 5904#L404 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; 5900#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 5888#Pendulum_prism_task_each_pals_period_returnLabel#1 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~ret9#1, 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_~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; 5887#L443 assume !(0 == ~side1Failed~0 % 256); 5815#L446 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 5772#L446-2 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; 5659#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 5660#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; 5666#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 5708#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 5813#read_manual_selection_history_returnLabel#1 check_#t~ret9#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret9#1;havoc check_#t~ret9#1; 5870#L453 assume !(0 == check_~tmp___0~0#1); 5867#L453-1 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; 5866#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 5865#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 5864#read_side1_failed_history_returnLabel#3 check_#t~ret14#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret14#1;havoc check_#t~ret14#1; 5854#L483 assume !(0 != check_~tmp___7~0#1 % 256); 5805#L483-1 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; 5806#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 5830#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 5831#read_side1_failed_history_returnLabel#4 check_#t~ret18#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret18#1;havoc check_#t~ret18#1; 5843#L499 assume !(0 == check_~tmp___11~0#1 % 256); 5744#L499-1 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; 5745#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 5764#L151-3 assume 1 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_1~0; 5671#read_active_side_history_returnLabel#4 check_#t~ret22#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 5672#L515 assume !(check_~tmp___20~0#1 > -2); 5684#L515-1 check_#res#1 := 1; 5680#check_returnLabel#1 main_#t~ret47#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret47#1;havoc main_#t~ret47#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; 5681#L612-44 assume !(0 == assert_~arg#1 % 256); 5782#L607-22 assume { :end_inline_assert } true; 5783#L578-2 [2022-12-13 11:20:11,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:11,359 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 8 times [2022-12-13 11:20:11,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:11,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183373698] [2022-12-13 11:20:11,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:11,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:11,369 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:20:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:11,384 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:20:11,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:11,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1782688705, now seen corresponding path program 1 times [2022-12-13 11:20:11,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:11,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541363637] [2022-12-13 11:20:11,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:11,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:11,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:11,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:11,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541363637] [2022-12-13 11:20:11,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541363637] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:11,462 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:11,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 11:20:11,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982152188] [2022-12-13 11:20:11,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:11,463 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 11:20:11,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:20:11,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:20:11,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:20:11,463 INFO L87 Difference]: Start difference. First operand 320 states and 449 transitions. cyclomatic complexity: 130 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) [2022-12-13 11:20:11,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:20:11,499 INFO L93 Difference]: Finished difference Result 363 states and 511 transitions. [2022-12-13 11:20:11,499 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 363 states and 511 transitions. [2022-12-13 11:20:11,500 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 346 [2022-12-13 11:20:11,502 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 363 states to 363 states and 511 transitions. [2022-12-13 11:20:11,502 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 363 [2022-12-13 11:20:11,502 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 363 [2022-12-13 11:20:11,502 INFO L73 IsDeterministic]: Start isDeterministic. Operand 363 states and 511 transitions. [2022-12-13 11:20:11,502 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:20:11,502 INFO L218 hiAutomatonCegarLoop]: Abstraction has 363 states and 511 transitions. [2022-12-13 11:20:11,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states and 511 transitions. [2022-12-13 11:20:11,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 227. [2022-12-13 11:20:11,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 227 states have (on average 1.4273127753303965) internal successors, (324), 226 states have internal predecessors, (324), 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) [2022-12-13 11:20:11,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 324 transitions. [2022-12-13 11:20:11,505 INFO L240 hiAutomatonCegarLoop]: Abstraction has 227 states and 324 transitions. [2022-12-13 11:20:11,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:20:11,506 INFO L428 stractBuchiCegarLoop]: Abstraction has 227 states and 324 transitions. [2022-12-13 11:20:11,506 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-12-13 11:20:11,506 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 227 states and 324 transitions. [2022-12-13 11:20:11,507 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 210 [2022-12-13 11:20:11,507 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:11,507 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:11,507 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:20:11,507 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] [2022-12-13 11:20:11,508 INFO L748 eck$LassoCheckResult]: Stem: 6397#$Ultimate##0 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(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 6398#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet30#1, 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~ret46#1, main_#t~ret47#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~nondet30#1;havoc main_#t~nondet30#1;~side2Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side1_written~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side2_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side1Failed_History_0~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_1~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_2~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side2Failed_History_0~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_1~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_2~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~active_side_History_0~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_1~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_2~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~manual_selection_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;assume { :begin_inline_init } true;havoc init_#res#1; 6421#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 6469#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 6389#L203 assume !(-2 != ~active_side_History_0~0); 6390#L206 assume !(0 != ~manual_selection_History_0~0); 6405#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 6467#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 6468#L215 assume !(-2 != ~active_side_History_1~0); 6423#L218 assume !(0 != ~manual_selection_History_1~0); 6424#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 6477#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 6478#L227 assume !(-2 != ~active_side_History_2~0); 6470#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 6471#init_returnLabel#1 main_#t~ret46#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret46#1;havoc main_#t~ret46#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; 6413#L58 assume !(0 == assume_abort_if_not_~cond#1); 6414#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; 6463#L578-2 [2022-12-13 11:20:11,508 INFO L750 eck$LassoCheckResult]: Loop: 6463#L578-2 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; 6361#write_manual_selection_history_returnLabel#1 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; 6362#Console_task_each_pals_period_returnLabel#1 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_~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; 6475#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 6497#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; 6498#Side1_activestandby_task_each_pals_period_returnLabel#1 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~nondet6#1, Side2_activestandby_task_each_pals_period_#t~ret7#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~nondet6#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet6#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; 6551#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 6550#L330 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; 6489#Side2_activestandby_task_each_pals_period_returnLabel#1 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~ret8#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; 6490#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 6547#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret8#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~ret8#1;havoc Pendulum_prism_task_each_pals_period_#t~ret8#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; 6546#L390 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 6540#L404 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; 6539#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 6538#Pendulum_prism_task_each_pals_period_returnLabel#1 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~ret9#1, 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_~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; 6450#L443 assume !(0 == ~side1Failed~0 % 256); 6451#L446 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 6452#L446-2 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; 6351#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 6352#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; 6357#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 6393#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 6454#read_manual_selection_history_returnLabel#1 check_#t~ret9#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret9#1;havoc check_#t~ret9#1; 6427#L453 assume !(0 == check_~tmp___0~0#1); 6329#L453-1 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; 6353#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 6354#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 6415#read_side1_failed_history_returnLabel#3 check_#t~ret14#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret14#1;havoc check_#t~ret14#1; 6416#L483 assume !(0 != check_~tmp___7~0#1 % 256); 6337#L483-1 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; 6464#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 6465#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 6449#read_side1_failed_history_returnLabel#4 check_#t~ret18#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret18#1;havoc check_#t~ret18#1; 6429#L499 assume !(0 == check_~tmp___11~0#1 % 256); 6378#L499-1 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; 6426#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 6443#L151-3 assume !(1 == read_active_side_history_~index#1 % 256); 6444#L154-3 assume 2 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_2~0; 6359#read_active_side_history_returnLabel#4 check_#t~ret22#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 6360#L515 assume !(check_~tmp___20~0#1 > -2); 6371#L515-1 check_#res#1 := 1; 6365#check_returnLabel#1 main_#t~ret47#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret47#1;havoc main_#t~ret47#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; 6366#L612-44 assume !(0 == assert_~arg#1 % 256); 6462#L607-22 assume { :end_inline_assert } true; 6463#L578-2 [2022-12-13 11:20:11,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:11,508 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 9 times [2022-12-13 11:20:11,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:11,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274582144] [2022-12-13 11:20:11,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:11,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:11,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:11,514 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:20:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:11,520 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:20:11,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:11,520 INFO L85 PathProgramCache]: Analyzing trace with hash -1752284441, now seen corresponding path program 1 times [2022-12-13 11:20:11,520 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:11,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281294750] [2022-12-13 11:20:11,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:11,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:11,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:11,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:11,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281294750] [2022-12-13 11:20:11,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281294750] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:11,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:11,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 11:20:11,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967553540] [2022-12-13 11:20:11,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:11,626 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 11:20:11,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:20:11,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 11:20:11,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 11:20:11,627 INFO L87 Difference]: Start difference. First operand 227 states and 324 transitions. cyclomatic complexity: 98 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) [2022-12-13 11:20:11,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:20:11,833 INFO L93 Difference]: Finished difference Result 593 states and 854 transitions. [2022-12-13 11:20:11,833 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 593 states and 854 transitions. [2022-12-13 11:20:11,838 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 573 [2022-12-13 11:20:11,839 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 593 states to 593 states and 854 transitions. [2022-12-13 11:20:11,840 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 593 [2022-12-13 11:20:11,840 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 593 [2022-12-13 11:20:11,840 INFO L73 IsDeterministic]: Start isDeterministic. Operand 593 states and 854 transitions. [2022-12-13 11:20:11,840 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:20:11,840 INFO L218 hiAutomatonCegarLoop]: Abstraction has 593 states and 854 transitions. [2022-12-13 11:20:11,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states and 854 transitions. [2022-12-13 11:20:11,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 232. [2022-12-13 11:20:11,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 232 states have (on average 1.418103448275862) internal successors, (329), 231 states have internal predecessors, (329), 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) [2022-12-13 11:20:11,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 329 transitions. [2022-12-13 11:20:11,844 INFO L240 hiAutomatonCegarLoop]: Abstraction has 232 states and 329 transitions. [2022-12-13 11:20:11,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 11:20:11,845 INFO L428 stractBuchiCegarLoop]: Abstraction has 232 states and 329 transitions. [2022-12-13 11:20:11,845 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-12-13 11:20:11,845 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 232 states and 329 transitions. [2022-12-13 11:20:11,846 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 215 [2022-12-13 11:20:11,846 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:11,846 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:11,846 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:20:11,846 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] [2022-12-13 11:20:11,846 INFO L748 eck$LassoCheckResult]: Stem: 7249#$Ultimate##0 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(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 7250#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet30#1, 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~ret46#1, main_#t~ret47#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~nondet30#1;havoc main_#t~nondet30#1;~side2Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side1_written~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side2_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side1Failed_History_0~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_1~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_2~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side2Failed_History_0~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_1~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_2~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~active_side_History_0~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_1~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_2~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~manual_selection_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;assume { :begin_inline_init } true;havoc init_#res#1; 7271#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 7321#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 7241#L203 assume !(-2 != ~active_side_History_0~0); 7242#L206 assume !(0 != ~manual_selection_History_0~0); 7257#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 7319#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 7320#L215 assume !(-2 != ~active_side_History_1~0); 7274#L218 assume !(0 != ~manual_selection_History_1~0); 7275#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 7329#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 7330#L227 assume !(-2 != ~active_side_History_2~0); 7322#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 7323#init_returnLabel#1 main_#t~ret46#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret46#1;havoc main_#t~ret46#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; 7265#L58 assume !(0 == assume_abort_if_not_~cond#1); 7266#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; 7315#L578-2 [2022-12-13 11:20:11,847 INFO L750 eck$LassoCheckResult]: Loop: 7315#L578-2 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; 7213#write_manual_selection_history_returnLabel#1 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; 7214#Console_task_each_pals_period_returnLabel#1 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_~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; 7327#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 7348#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; 7351#Side1_activestandby_task_each_pals_period_returnLabel#1 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~nondet6#1, Side2_activestandby_task_each_pals_period_#t~ret7#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~nondet6#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet6#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; 7383#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 7381#L330 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; 7382#Side2_activestandby_task_each_pals_period_returnLabel#1 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~ret8#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; 7394#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 7393#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret8#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~ret8#1;havoc Pendulum_prism_task_each_pals_period_#t~ret8#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; 7392#L390 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 7386#L404 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; 7385#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 7384#Pendulum_prism_task_each_pals_period_returnLabel#1 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~ret9#1, 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_~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; 7302#L443 assume !(0 == ~side1Failed~0 % 256); 7303#L446 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 7304#L446-2 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; 7200#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 7201#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; 7207#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 7245#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 7306#read_manual_selection_history_returnLabel#1 check_#t~ret9#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret9#1;havoc check_#t~ret9#1; 7279#L453 assume !(0 == check_~tmp___0~0#1); 7184#L453-1 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; 7205#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 7206#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7267#read_side1_failed_history_returnLabel#3 check_#t~ret14#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret14#1;havoc check_#t~ret14#1; 7268#L483 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; 7299#L118-2 assume !(0 == read_side2_failed_history_~index#1 % 256); 7195#L121-2 assume 1 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_1~0; 7196#read_side2_failed_history_returnLabel#3 check_#t~ret15#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 7341#L485 assume !(0 == check_~tmp___8~0#1 % 256); 7191#L483-1 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; 7316#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 7317#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7300#read_side1_failed_history_returnLabel#4 check_#t~ret18#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret18#1;havoc check_#t~ret18#1; 7301#L499 assume !(0 == check_~tmp___11~0#1 % 256); 7230#L499-1 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; 7278#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 7295#L151-3 assume !(1 == read_active_side_history_~index#1 % 256); 7296#L154-3 assume 2 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_2~0; 7211#read_active_side_history_returnLabel#4 check_#t~ret22#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 7212#L515 assume !(check_~tmp___20~0#1 > -2); 7224#L515-1 check_#res#1 := 1; 7219#check_returnLabel#1 main_#t~ret47#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret47#1;havoc main_#t~ret47#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; 7220#L612-44 assume !(0 == assert_~arg#1 % 256); 7314#L607-22 assume { :end_inline_assert } true; 7315#L578-2 [2022-12-13 11:20:11,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:11,847 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 10 times [2022-12-13 11:20:11,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:11,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900973057] [2022-12-13 11:20:11,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:11,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:11,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:20:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:11,861 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:20:11,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:11,862 INFO L85 PathProgramCache]: Analyzing trace with hash 1080308385, now seen corresponding path program 1 times [2022-12-13 11:20:11,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:11,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186715029] [2022-12-13 11:20:11,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:11,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:11,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:11,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:11,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186715029] [2022-12-13 11:20:11,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186715029] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:11,955 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:11,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 11:20:11,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091175323] [2022-12-13 11:20:11,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:11,955 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 11:20:11,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:20:11,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 11:20:11,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 11:20:11,956 INFO L87 Difference]: Start difference. First operand 232 states and 329 transitions. cyclomatic complexity: 98 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) [2022-12-13 11:20:11,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 11:20:11,972 INFO L93 Difference]: Finished difference Result 234 states and 330 transitions. [2022-12-13 11:20:11,973 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 234 states and 330 transitions. [2022-12-13 11:20:11,974 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 199 [2022-12-13 11:20:11,976 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 234 states to 216 states and 302 transitions. [2022-12-13 11:20:11,976 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 216 [2022-12-13 11:20:11,977 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 216 [2022-12-13 11:20:11,977 INFO L73 IsDeterministic]: Start isDeterministic. Operand 216 states and 302 transitions. [2022-12-13 11:20:11,977 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:20:11,977 INFO L218 hiAutomatonCegarLoop]: Abstraction has 216 states and 302 transitions. [2022-12-13 11:20:11,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states and 302 transitions. [2022-12-13 11:20:11,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2022-12-13 11:20:11,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 216 states have (on average 1.3981481481481481) internal successors, (302), 215 states have internal predecessors, (302), 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) [2022-12-13 11:20:11,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 302 transitions. [2022-12-13 11:20:11,982 INFO L240 hiAutomatonCegarLoop]: Abstraction has 216 states and 302 transitions. [2022-12-13 11:20:11,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 11:20:11,983 INFO L428 stractBuchiCegarLoop]: Abstraction has 216 states and 302 transitions. [2022-12-13 11:20:11,983 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-12-13 11:20:11,983 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 216 states and 302 transitions. [2022-12-13 11:20:11,983 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 199 [2022-12-13 11:20:11,983 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:20:11,984 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:20:11,984 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:20:11,984 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] [2022-12-13 11:20:11,984 INFO L748 eck$LassoCheckResult]: Stem: 7724#$Ultimate##0 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(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 7725#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet30#1, 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~ret46#1, main_#t~ret47#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~nondet30#1;havoc main_#t~nondet30#1;~side2Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side1_written~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side2_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side1Failed_History_0~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_1~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_2~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side2Failed_History_0~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_1~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_2~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~active_side_History_0~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_1~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_2~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~manual_selection_History_0~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_1~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_2~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;assume { :begin_inline_init } true;havoc init_#res#1; 7746#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 7794#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 7716#L203 assume !(-2 != ~active_side_History_0~0); 7717#L206 assume !(0 != ~manual_selection_History_0~0); 7732#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 7792#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 7793#L215 assume !(-2 != ~active_side_History_1~0); 7749#L218 assume !(0 != ~manual_selection_History_1~0); 7750#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 7802#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 7803#L227 assume !(-2 != ~active_side_History_2~0); 7795#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 7796#init_returnLabel#1 main_#t~ret46#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret46#1;havoc main_#t~ret46#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; 7740#L58 assume !(0 == assume_abort_if_not_~cond#1); 7741#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; 7788#L578-2 [2022-12-13 11:20:11,984 INFO L750 eck$LassoCheckResult]: Loop: 7788#L578-2 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; 7688#write_manual_selection_history_returnLabel#1 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; 7689#Console_task_each_pals_period_returnLabel#1 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_~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; 7800#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 7823#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; 7824#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; 7805#L301 ~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; 7811#Side1_activestandby_task_each_pals_period_returnLabel#1 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~nondet6#1, Side2_activestandby_task_each_pals_period_#t~ret7#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~nondet6#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet6#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; 7863#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 7861#L330 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; 7817#Side2_activestandby_task_each_pals_period_returnLabel#1 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~ret8#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; 7721#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 7722#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret8#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~ret8#1;havoc Pendulum_prism_task_each_pals_period_#t~ret8#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; 7814#L390 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 7656#L404 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; 7798#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 7799#Pendulum_prism_task_each_pals_period_returnLabel#1 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~ret9#1, 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_~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; 7822#L443 assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 7777#L446-2 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; 7675#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 7676#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; 7682#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 7720#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 7779#read_manual_selection_history_returnLabel#1 check_#t~ret9#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret9#1;havoc check_#t~ret9#1; 7754#L453 assume !(0 == check_~tmp___0~0#1); 7659#L453-1 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; 7680#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 7681#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7742#read_side1_failed_history_returnLabel#3 check_#t~ret14#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret14#1;havoc check_#t~ret14#1; 7743#L483 assume !(0 != check_~tmp___7~0#1 % 256); 7809#L483-1 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; 7789#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 7790#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7774#read_side1_failed_history_returnLabel#4 check_#t~ret18#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret18#1;havoc check_#t~ret18#1; 7756#L499 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; 7757#L118-4 assume !(0 == read_side2_failed_history_~index#1 % 256); 7765#L121-4 assume 1 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_1~0; 7791#read_side2_failed_history_returnLabel#5 check_#t~ret19#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___12~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 7762#L501 assume !(0 != check_~tmp___12~0#1 % 256); 7705#L499-1 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; 7753#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 7769#L151-3 assume !(1 == read_active_side_history_~index#1 % 256); 7770#L154-3 assume 2 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_2~0; 7686#read_active_side_history_returnLabel#4 check_#t~ret22#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret22#1;havoc check_#t~ret22#1; 7687#L515 assume !(check_~tmp___20~0#1 > -2); 7699#L515-1 check_#res#1 := 1; 7694#check_returnLabel#1 main_#t~ret47#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret47#1;havoc main_#t~ret47#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; 7695#L612-44 assume !(0 == assert_~arg#1 % 256); 7787#L607-22 assume { :end_inline_assert } true; 7788#L578-2 [2022-12-13 11:20:11,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:11,985 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 11 times [2022-12-13 11:20:11,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:11,985 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859976356] [2022-12-13 11:20:11,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:11,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:11,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:11,990 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:20:11,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:11,996 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:20:11,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:11,996 INFO L85 PathProgramCache]: Analyzing trace with hash -402968134, now seen corresponding path program 1 times [2022-12-13 11:20:11,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:11,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68335649] [2022-12-13 11:20:11,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:11,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:12,021 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:20:12,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:20:12,039 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:20:12,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:20:12,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1073365734, now seen corresponding path program 1 times [2022-12-13 11:20:12,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:20:12,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262311250] [2022-12-13 11:20:12,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:20:12,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:20:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:20:12,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:20:12,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:20:12,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262311250] [2022-12-13 11:20:12,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1262311250] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:20:12,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:20:12,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 11:20:12,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955515447] [2022-12-13 11:20:12,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:20:18,044 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:20:18,044 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:20:18,044 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:20:18,044 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:20:18,044 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 11:20:18,044 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:20:18,044 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:20:18,044 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:20:18,045 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_ActiveStandby.5.ufo.UNBOUNDED.pals.c_Iteration12_Loop [2022-12-13 11:20:18,045 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:20:18,045 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:20:18,070 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,077 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,079 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,082 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,085 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,086 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,087 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,089 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,090 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,091 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,093 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,094 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,095 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,097 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,098 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,099 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,101 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,104 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,106 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,107 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,109 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,112 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,114 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,115 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,116 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,118 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,119 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,120 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,124 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,125 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,128 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,142 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,155 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,156 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,158 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:18,159 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,613 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,614 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,615 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,616 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,617 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,619 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,620 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,622 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,622 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,623 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,624 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,626 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,627 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,627 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,637 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,638 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,639 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,640 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:19,643 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 11:20:21,819 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 27