./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.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_9ca8fcf8-ebd2-4262-b706-c89fd080da89/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca8fcf8-ebd2-4262-b706-c89fd080da89/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_9ca8fcf8-ebd2-4262-b706-c89fd080da89/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca8fcf8-ebd2-4262-b706-c89fd080da89/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca8fcf8-ebd2-4262-b706-c89fd080da89/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_9ca8fcf8-ebd2-4262-b706-c89fd080da89/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 5d72e5e7abaa750c1c0009f2e3addca35915e1b949637f5a49ed633aadc3fe53 --- 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 19:30:18,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:30:18,648 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:30:18,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:30:18,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:30:18,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:30:18,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:30:18,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:30:18,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:30:18,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:30:18,673 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:30:18,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:30:18,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:30:18,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:30:18,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:30:18,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:30:18,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:30:18,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:30:18,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:30:18,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:30:18,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:30:18,686 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:30:18,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:30:18,687 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:30:18,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:30:18,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:30:18,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:30:18,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:30:18,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:30:18,693 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:30:18,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:30:18,694 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:30:18,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:30:18,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:30:18,697 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:30:18,697 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:30:18,698 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:30:18,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:30:18,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:30:18,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:30:18,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:30:18,700 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca8fcf8-ebd2-4262-b706-c89fd080da89/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 19:30:18,714 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:30:18,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:30:18,714 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:30:18,719 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:30:18,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:30:18,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:30:18,721 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:30:18,721 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 19:30:18,721 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 19:30:18,721 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 19:30:18,721 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 19:30:18,721 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 19:30:18,721 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 19:30:18,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:30:18,722 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 19:30:18,722 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:30:18,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:30:18,722 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 19:30:18,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:30:18,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 19:30:18,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 19:30:18,723 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 19:30:18,723 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 19:30:18,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:30:18,723 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 19:30:18,723 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:30:18,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 19:30:18,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:30:18,724 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:30:18,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:30:18,724 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:30:18,725 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 19:30:18,725 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_9ca8fcf8-ebd2-4262-b706-c89fd080da89/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca8fcf8-ebd2-4262-b706-c89fd080da89/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d72e5e7abaa750c1c0009f2e3addca35915e1b949637f5a49ed633aadc3fe53 [2022-12-13 19:30:18,891 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:30:18,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:30:18,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:30:18,914 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:30:18,915 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:30:18,916 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca8fcf8-ebd2-4262-b706-c89fd080da89/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c [2022-12-13 19:30:21,561 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:30:21,750 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:30:21,751 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca8fcf8-ebd2-4262-b706-c89fd080da89/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c [2022-12-13 19:30:21,760 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca8fcf8-ebd2-4262-b706-c89fd080da89/bin/uautomizer-uyxdKDjOR8/data/812bfa13b/f26740c2ee9e468bb5d87eda4f5c954a/FLAG779273f47 [2022-12-13 19:30:21,773 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca8fcf8-ebd2-4262-b706-c89fd080da89/bin/uautomizer-uyxdKDjOR8/data/812bfa13b/f26740c2ee9e468bb5d87eda4f5c954a [2022-12-13 19:30:21,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:30:21,777 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:30:21,778 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:30:21,778 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:30:21,781 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:30:21,782 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:30:21" (1/1) ... [2022-12-13 19:30:21,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28e56e8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:21, skipping insertion in model container [2022-12-13 19:30:21,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:30:21" (1/1) ... [2022-12-13 19:30:21,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:30:21,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:30:21,973 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_9ca8fcf8-ebd2-4262-b706-c89fd080da89/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c[14680,14693] [2022-12-13 19:30:21,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:30:21,983 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:30:22,024 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_9ca8fcf8-ebd2-4262-b706-c89fd080da89/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c[14680,14693] [2022-12-13 19:30:22,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:30:22,037 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:30:22,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22 WrapperNode [2022-12-13 19:30:22,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:30:22,039 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:30:22,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:30:22,039 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:30:22,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22" (1/1) ... [2022-12-13 19:30:22,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22" (1/1) ... [2022-12-13 19:30:22,095 INFO L138 Inliner]: procedures = 32, calls = 48, calls flagged for inlining = 43, calls inlined = 61, statements flattened = 879 [2022-12-13 19:30:22,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:30:22,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:30:22,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:30:22,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:30:22,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22" (1/1) ... [2022-12-13 19:30:22,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22" (1/1) ... [2022-12-13 19:30:22,108 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22" (1/1) ... [2022-12-13 19:30:22,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22" (1/1) ... [2022-12-13 19:30:22,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22" (1/1) ... [2022-12-13 19:30:22,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22" (1/1) ... [2022-12-13 19:30:22,126 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22" (1/1) ... [2022-12-13 19:30:22,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22" (1/1) ... [2022-12-13 19:30:22,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:30:22,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:30:22,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:30:22,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:30:22,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22" (1/1) ... [2022-12-13 19:30:22,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:30:22,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca8fcf8-ebd2-4262-b706-c89fd080da89/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:30:22,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca8fcf8-ebd2-4262-b706-c89fd080da89/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:30:22,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ca8fcf8-ebd2-4262-b706-c89fd080da89/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 19:30:22,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:30:22,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:30:22,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:30:22,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:30:22,290 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:30:22,291 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:30:22,858 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:30:22,866 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:30:22,866 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 19:30:22,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:30:22 BoogieIcfgContainer [2022-12-13 19:30:22,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:30:22,868 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 19:30:22,868 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 19:30:22,871 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 19:30:22,872 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 19:30:22,872 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 07:30:21" (1/3) ... [2022-12-13 19:30:22,873 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7502ff36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 07:30:22, skipping insertion in model container [2022-12-13 19:30:22,873 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 19:30:22,873 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:30:22" (2/3) ... [2022-12-13 19:30:22,873 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7502ff36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 07:30:22, skipping insertion in model container [2022-12-13 19:30:22,873 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 19:30:22,873 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:30:22" (3/3) ... [2022-12-13 19:30:22,874 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c [2022-12-13 19:30:22,917 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 19:30:22,917 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 19:30:22,917 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 19:30:22,917 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 19:30:22,917 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 19:30:22,917 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 19:30:22,918 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 19:30:22,918 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 19:30:22,921 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 252 states, 251 states have (on average 1.6175298804780875) internal successors, (406), 251 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:22,940 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 231 [2022-12-13 19:30:22,941 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:22,941 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:22,947 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-12-13 19:30:22,947 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 19:30:22,947 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 19:30:22,949 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 252 states, 251 states have (on average 1.6175298804780875) internal successors, (406), 251 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:22,960 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 231 [2022-12-13 19:30:22,960 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:22,960 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:22,963 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-12-13 19:30:22,963 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 19:30:22,970 INFO L748 eck$LassoCheckResult]: Stem: 156#$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(50, 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; 167#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 65#L197true assume 0 != ~side1Failed_History_0~0 % 256;init_#res#1 := 0; 79#init_returnLabel#1true main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 165#L58true assume !(0 == assume_abort_if_not_~cond#1); 126#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; 155#L582-2true [2022-12-13 19:30:22,972 INFO L750 eck$LassoCheckResult]: Loop: 155#L582-2true assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 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; 71#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_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 249#write_side1_failed_history_returnLabel#1true assume { :end_inline_write_side1_failed_history } true; 119#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; 59#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~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 222#write_side2_failed_history_returnLabel#1true assume { :end_inline_write_side2_failed_history } true; 31#L334true assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 98#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~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 29#L148true assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 104#read_active_side_history_returnLabel#1true Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 137#L394true assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 223#L408true assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 195#write_active_side_history_returnLabel#1true assume { :end_inline_write_active_side_history } true; 247#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~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 153#L447true assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 21#L450-2true assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 136#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; 26#L178true assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 181#read_manual_selection_history_returnLabel#1true check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 141#L457true assume !(0 == check_~tmp___0~0#1); 133#L457-1true assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 14#L88-2true assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 166#read_side1_failed_history_returnLabel#3true check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 138#L487true assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 54#L118-2true assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 225#read_side2_failed_history_returnLabel#3true check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 237#L489true assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 224#L148-1true assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 80#read_active_side_history_returnLabel#2true check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 5#L491true assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 142#check_returnLabel#1true main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 207#L616-44true assume !(0 == assert_~arg#1 % 256); 243#L611-22true assume { :end_inline_assert } true; 155#L582-2true [2022-12-13 19:30:22,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:22,978 INFO L85 PathProgramCache]: Analyzing trace with hash 889563392, now seen corresponding path program 1 times [2022-12-13 19:30:22,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:22,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811427692] [2022-12-13 19:30:22,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:22,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:23,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:30:23,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:23,204 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811427692] [2022-12-13 19:30:23,204 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811427692] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:23,205 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:23,205 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 19:30:23,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385796433] [2022-12-13 19:30:23,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:23,211 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 19:30:23,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:23,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1383326785, now seen corresponding path program 1 times [2022-12-13 19:30:23,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:23,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806588904] [2022-12-13 19:30:23,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:23,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:23,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:23,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:30:23,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:23,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806588904] [2022-12-13 19:30:23,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806588904] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:23,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:23,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:30:23,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504279983] [2022-12-13 19:30:23,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:23,279 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:30:23,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:30:23,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 19:30:23,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 19:30:23,315 INFO L87 Difference]: Start difference. First operand has 252 states, 251 states have (on average 1.6175298804780875) internal successors, (406), 251 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:23,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:30:23,387 INFO L93 Difference]: Finished difference Result 250 states and 377 transitions. [2022-12-13 19:30:23,388 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 250 states and 377 transitions. [2022-12-13 19:30:23,392 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 208 [2022-12-13 19:30:23,397 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 250 states to 225 states and 341 transitions. [2022-12-13 19:30:23,398 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 225 [2022-12-13 19:30:23,399 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 225 [2022-12-13 19:30:23,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 225 states and 341 transitions. [2022-12-13 19:30:23,401 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:30:23,401 INFO L218 hiAutomatonCegarLoop]: Abstraction has 225 states and 341 transitions. [2022-12-13 19:30:23,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states and 341 transitions. [2022-12-13 19:30:23,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2022-12-13 19:30:23,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 225 states have (on average 1.5155555555555555) internal successors, (341), 224 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:23,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 341 transitions. [2022-12-13 19:30:23,436 INFO L240 hiAutomatonCegarLoop]: Abstraction has 225 states and 341 transitions. [2022-12-13 19:30:23,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 19:30:23,440 INFO L428 stractBuchiCegarLoop]: Abstraction has 225 states and 341 transitions. [2022-12-13 19:30:23,441 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 19:30:23,441 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 225 states and 341 transitions. [2022-12-13 19:30:23,443 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 208 [2022-12-13 19:30:23,443 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:23,449 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:23,450 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 19:30:23,450 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 19:30:23,451 INFO L748 eck$LassoCheckResult]: Stem: 714#$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(50, 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; 715#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 623#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 624#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 561#L203 assume !(-2 != ~active_side_History_0~0); 562#L206 assume !(0 != ~manual_selection_History_0~0); 578#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 730#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 692#L215 assume !(-2 != ~active_side_History_1~0); 693#L218 assume !(0 != ~manual_selection_History_1~0); 721#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 733#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 656#L227 assume !(-2 != ~active_side_History_2~0); 657#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 644#init_returnLabel#1 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 645#L58 assume !(0 == assume_abort_if_not_~cond#1); 694#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; 695#L582-2 [2022-12-13 19:30:23,451 INFO L750 eck$LassoCheckResult]: Loop: 695#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 549#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; 550#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_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 632#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; 552#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~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 615#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 571#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 573#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~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 567#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 568#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 670#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 530#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 731#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 732#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~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 712#L447 assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 555#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 556#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 543#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; 544#L178 assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 565#read_manual_selection_history_returnLabel#1 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 705#L457 assume !(0 == check_~tmp___0~0#1); 518#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 540#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 541#read_side1_failed_history_returnLabel#3 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 702#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 603#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 604#read_side2_failed_history_returnLabel#3 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 738#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 737#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 646#read_active_side_history_returnLabel#2 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 522#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 523#check_returnLabel#1 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 706#L616-44 assume !(0 == assert_~arg#1 % 256); 735#L611-22 assume { :end_inline_assert } true; 695#L582-2 [2022-12-13 19:30:23,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:23,452 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 1 times [2022-12-13 19:30:23,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:23,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152181131] [2022-12-13 19:30:23,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:23,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:23,474 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:30:23,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:23,513 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:30:23,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:23,514 INFO L85 PathProgramCache]: Analyzing trace with hash 917495805, now seen corresponding path program 1 times [2022-12-13 19:30:23,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:23,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142749833] [2022-12-13 19:30:23,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:23,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:23,592 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 19:30:23,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:23,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142749833] [2022-12-13 19:30:23,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142749833] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:23,593 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:23,593 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:30:23,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875217471] [2022-12-13 19:30:23,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:23,594 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:30:23,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:30:23,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:30:23,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:30:23,595 INFO L87 Difference]: Start difference. First operand 225 states and 341 transitions. cyclomatic complexity: 117 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:23,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:30:23,622 INFO L93 Difference]: Finished difference Result 420 states and 642 transitions. [2022-12-13 19:30:23,622 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 420 states and 642 transitions. [2022-12-13 19:30:23,626 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 403 [2022-12-13 19:30:23,629 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 420 states to 420 states and 642 transitions. [2022-12-13 19:30:23,629 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 420 [2022-12-13 19:30:23,630 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 420 [2022-12-13 19:30:23,630 INFO L73 IsDeterministic]: Start isDeterministic. Operand 420 states and 642 transitions. [2022-12-13 19:30:23,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:30:23,632 INFO L218 hiAutomatonCegarLoop]: Abstraction has 420 states and 642 transitions. [2022-12-13 19:30:23,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states and 642 transitions. [2022-12-13 19:30:23,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 255. [2022-12-13 19:30:23,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 255 states have (on average 1.5215686274509803) internal successors, (388), 254 states have internal predecessors, (388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:23,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 388 transitions. [2022-12-13 19:30:23,645 INFO L240 hiAutomatonCegarLoop]: Abstraction has 255 states and 388 transitions. [2022-12-13 19:30:23,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:30:23,646 INFO L428 stractBuchiCegarLoop]: Abstraction has 255 states and 388 transitions. [2022-12-13 19:30:23,646 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 19:30:23,646 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 255 states and 388 transitions. [2022-12-13 19:30:23,647 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 238 [2022-12-13 19:30:23,648 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:23,648 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:23,649 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 19:30:23,649 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 19:30:23,649 INFO L748 eck$LassoCheckResult]: Stem: 1372#$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(50, 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; 1373#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 1274#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 1275#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 1212#L203 assume !(-2 != ~active_side_History_0~0); 1213#L206 assume !(0 != ~manual_selection_History_0~0); 1229#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 1388#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 1347#L215 assume !(-2 != ~active_side_History_1~0); 1348#L218 assume !(0 != ~manual_selection_History_1~0); 1379#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 1391#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 1307#L227 assume !(-2 != ~active_side_History_2~0); 1308#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 1296#init_returnLabel#1 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1297#L58 assume !(0 == assume_abort_if_not_~cond#1); 1350#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; 1351#L582-2 [2022-12-13 19:30:23,649 INFO L750 eck$LassoCheckResult]: Loop: 1351#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 1200#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; 1201#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_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 1283#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 1338#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; 1339#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~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 1416#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 1222#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 1224#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~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 1314#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 1323#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 1324#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 1405#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 1404#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 1403#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~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 1370#L447 assume !(0 == ~side1Failed~0 % 256); 1303#L450 assume 0 == ~side2Failed~0 % 256;check_~tmp~3#1 := 1; 1206#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1207#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 1194#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; 1195#L178 assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 1216#read_manual_selection_history_returnLabel#1 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 1361#L457 assume !(0 == check_~tmp___0~0#1); 1169#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 1191#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 1192#read_side1_failed_history_returnLabel#3 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 1360#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 1254#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 1255#read_side2_failed_history_returnLabel#3 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 1401#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 1400#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 1298#read_active_side_history_returnLabel#2 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 1175#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 1176#check_returnLabel#1 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1362#L616-44 assume !(0 == assert_~arg#1 % 256); 1394#L611-22 assume { :end_inline_assert } true; 1351#L582-2 [2022-12-13 19:30:23,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:23,650 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 2 times [2022-12-13 19:30:23,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:23,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586365464] [2022-12-13 19:30:23,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:23,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:23,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:30:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:23,681 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:30:23,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:23,682 INFO L85 PathProgramCache]: Analyzing trace with hash -441046370, now seen corresponding path program 1 times [2022-12-13 19:30:23,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:23,682 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225607460] [2022-12-13 19:30:23,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:23,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:23,737 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 19:30:23,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:23,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225607460] [2022-12-13 19:30:23,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225607460] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:23,738 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:23,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:30:23,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146409576] [2022-12-13 19:30:23,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:23,739 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:30:23,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:30:23,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:30:23,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:30:23,740 INFO L87 Difference]: Start difference. First operand 255 states and 388 transitions. cyclomatic complexity: 134 Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:23,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:30:23,764 INFO L93 Difference]: Finished difference Result 469 states and 718 transitions. [2022-12-13 19:30:23,764 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 469 states and 718 transitions. [2022-12-13 19:30:23,767 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 452 [2022-12-13 19:30:23,770 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 469 states to 469 states and 718 transitions. [2022-12-13 19:30:23,771 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 469 [2022-12-13 19:30:23,772 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 469 [2022-12-13 19:30:23,772 INFO L73 IsDeterministic]: Start isDeterministic. Operand 469 states and 718 transitions. [2022-12-13 19:30:23,773 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:30:23,773 INFO L218 hiAutomatonCegarLoop]: Abstraction has 469 states and 718 transitions. [2022-12-13 19:30:23,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states and 718 transitions. [2022-12-13 19:30:23,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 290. [2022-12-13 19:30:23,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 290 states have (on average 1.5241379310344827) internal successors, (442), 289 states have internal predecessors, (442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:23,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 442 transitions. [2022-12-13 19:30:23,785 INFO L240 hiAutomatonCegarLoop]: Abstraction has 290 states and 442 transitions. [2022-12-13 19:30:23,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:30:23,786 INFO L428 stractBuchiCegarLoop]: Abstraction has 290 states and 442 transitions. [2022-12-13 19:30:23,786 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 19:30:23,786 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 290 states and 442 transitions. [2022-12-13 19:30:23,788 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 273 [2022-12-13 19:30:23,788 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:23,788 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:23,789 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 19:30:23,789 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 19:30:23,789 INFO L748 eck$LassoCheckResult]: Stem: 2103#$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(50, 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; 2104#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 2005#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 2006#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 1942#L203 assume !(-2 != ~active_side_History_0~0); 1943#L206 assume !(0 != ~manual_selection_History_0~0); 1959#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 2119#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 2079#L215 assume !(-2 != ~active_side_History_1~0); 2080#L218 assume !(0 != ~manual_selection_History_1~0); 2110#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 2122#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 2040#L227 assume !(-2 != ~active_side_History_2~0); 2041#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 2028#init_returnLabel#1 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2029#L58 assume !(0 == assume_abort_if_not_~cond#1); 2081#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; 2082#L582-2 [2022-12-13 19:30:23,790 INFO L750 eck$LassoCheckResult]: Loop: 2082#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 1930#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; 1931#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_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 2016#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 2071#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; 1996#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~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 1997#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 2177#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 2178#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~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 2180#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2179#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 2149#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 2139#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 2137#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 2135#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~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 2132#L447 assume !(0 == ~side1Failed~0 % 256); 2036#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 1936#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1937#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 1924#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; 1925#L178 assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 1946#read_manual_selection_history_returnLabel#1 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 2093#L457 assume !(0 == check_~tmp___0~0#1); 1899#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 1921#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 1922#read_side1_failed_history_returnLabel#3 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 2090#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 1984#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 1985#read_side2_failed_history_returnLabel#3 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 2129#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 2128#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2030#read_active_side_history_returnLabel#2 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 1903#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 1904#check_returnLabel#1 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2094#L616-44 assume !(0 == assert_~arg#1 % 256); 2124#L611-22 assume { :end_inline_assert } true; 2082#L582-2 [2022-12-13 19:30:23,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:23,791 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 3 times [2022-12-13 19:30:23,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:23,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271618273] [2022-12-13 19:30:23,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:23,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:23,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:23,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:30:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:23,817 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:30:23,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:23,818 INFO L85 PathProgramCache]: Analyzing trace with hash -1258694820, now seen corresponding path program 1 times [2022-12-13 19:30:23,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:23,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603228653] [2022-12-13 19:30:23,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:23,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:23,914 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 19:30:23,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:23,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603228653] [2022-12-13 19:30:23,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603228653] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:23,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:23,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:30:23,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477463634] [2022-12-13 19:30:23,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:23,916 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:30:23,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:30:23,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:30:23,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:30:23,917 INFO L87 Difference]: Start difference. First operand 290 states and 442 transitions. cyclomatic complexity: 153 Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:23,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:30:23,936 INFO L93 Difference]: Finished difference Result 405 states and 617 transitions. [2022-12-13 19:30:23,937 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 405 states and 617 transitions. [2022-12-13 19:30:23,939 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 388 [2022-12-13 19:30:23,942 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 405 states to 405 states and 617 transitions. [2022-12-13 19:30:23,942 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 405 [2022-12-13 19:30:23,943 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 405 [2022-12-13 19:30:23,943 INFO L73 IsDeterministic]: Start isDeterministic. Operand 405 states and 617 transitions. [2022-12-13 19:30:23,944 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:30:23,944 INFO L218 hiAutomatonCegarLoop]: Abstraction has 405 states and 617 transitions. [2022-12-13 19:30:23,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states and 617 transitions. [2022-12-13 19:30:23,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 287. [2022-12-13 19:30:23,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 287 states have (on average 1.519163763066202) internal successors, (436), 286 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:23,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 436 transitions. [2022-12-13 19:30:23,952 INFO L240 hiAutomatonCegarLoop]: Abstraction has 287 states and 436 transitions. [2022-12-13 19:30:23,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:30:23,953 INFO L428 stractBuchiCegarLoop]: Abstraction has 287 states and 436 transitions. [2022-12-13 19:30:23,953 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-12-13 19:30:23,953 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 287 states and 436 transitions. [2022-12-13 19:30:23,955 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2022-12-13 19:30:23,955 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:23,955 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:23,956 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 19:30:23,963 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 19:30:23,963 INFO L748 eck$LassoCheckResult]: Stem: 2796#$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(50, 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; 2797#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 2704#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 2705#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 2643#L203 assume !(-2 != ~active_side_History_0~0); 2644#L206 assume !(0 != ~manual_selection_History_0~0); 2659#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 2812#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 2774#L215 assume !(-2 != ~active_side_History_1~0); 2775#L218 assume !(0 != ~manual_selection_History_1~0); 2803#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 2815#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 2736#L227 assume !(-2 != ~active_side_History_2~0); 2737#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 2723#init_returnLabel#1 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2724#L58 assume !(0 == assume_abort_if_not_~cond#1); 2776#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; 2777#L582-2 [2022-12-13 19:30:23,964 INFO L750 eck$LassoCheckResult]: Loop: 2777#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 2631#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; 2632#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_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 2713#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 2765#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; 2766#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~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 2821#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 2652#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 2654#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~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 2870#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2751#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 2752#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 2612#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 2813#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 2814#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~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 2794#L447 assume !(0 == ~side1Failed~0 % 256); 2731#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 2637#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2638#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 2625#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; 2626#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 2647#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 2734#read_manual_selection_history_returnLabel#1 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 2787#L457 assume !(0 == check_~tmp___0~0#1); 2600#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 2622#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 2623#read_side1_failed_history_returnLabel#3 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 2784#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 2684#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 2685#read_side2_failed_history_returnLabel#3 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 2823#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 2822#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2725#read_active_side_history_returnLabel#2 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 2604#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 2605#check_returnLabel#1 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2788#L616-44 assume !(0 == assert_~arg#1 % 256); 2817#L611-22 assume { :end_inline_assert } true; 2777#L582-2 [2022-12-13 19:30:23,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:23,964 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 4 times [2022-12-13 19:30:23,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:23,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650506858] [2022-12-13 19:30:23,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:23,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:23,976 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:30:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:23,989 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:30:23,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:23,990 INFO L85 PathProgramCache]: Analyzing trace with hash 1050863100, now seen corresponding path program 1 times [2022-12-13 19:30:23,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:23,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537472141] [2022-12-13 19:30:23,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:23,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:24,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:24,069 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 19:30:24,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:24,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537472141] [2022-12-13 19:30:24,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537472141] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:24,070 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:24,070 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:30:24,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823303932] [2022-12-13 19:30:24,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:24,071 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:30:24,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:30:24,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:30:24,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:30:24,072 INFO L87 Difference]: Start difference. First operand 287 states and 436 transitions. cyclomatic complexity: 150 Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:24,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:30:24,118 INFO L93 Difference]: Finished difference Result 413 states and 622 transitions. [2022-12-13 19:30:24,118 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 413 states and 622 transitions. [2022-12-13 19:30:24,121 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 396 [2022-12-13 19:30:24,123 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 413 states to 413 states and 622 transitions. [2022-12-13 19:30:24,123 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 413 [2022-12-13 19:30:24,124 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 413 [2022-12-13 19:30:24,124 INFO L73 IsDeterministic]: Start isDeterministic. Operand 413 states and 622 transitions. [2022-12-13 19:30:24,125 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:30:24,125 INFO L218 hiAutomatonCegarLoop]: Abstraction has 413 states and 622 transitions. [2022-12-13 19:30:24,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states and 622 transitions. [2022-12-13 19:30:24,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 275. [2022-12-13 19:30:24,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 275 states have (on average 1.4981818181818183) internal successors, (412), 274 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:24,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 412 transitions. [2022-12-13 19:30:24,132 INFO L240 hiAutomatonCegarLoop]: Abstraction has 275 states and 412 transitions. [2022-12-13 19:30:24,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:30:24,133 INFO L428 stractBuchiCegarLoop]: Abstraction has 275 states and 412 transitions. [2022-12-13 19:30:24,133 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-12-13 19:30:24,133 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 275 states and 412 transitions. [2022-12-13 19:30:24,135 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 258 [2022-12-13 19:30:24,135 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:24,135 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:24,136 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 19:30:24,136 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 19:30:24,136 INFO L748 eck$LassoCheckResult]: Stem: 3491#$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(50, 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; 3492#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 3406#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 3407#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 3346#L203 assume !(-2 != ~active_side_History_0~0); 3347#L206 assume !(0 != ~manual_selection_History_0~0); 3362#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 3506#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 3468#L215 assume !(-2 != ~active_side_History_1~0); 3469#L218 assume !(0 != ~manual_selection_History_1~0); 3498#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 3509#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 3437#L227 assume !(-2 != ~active_side_History_2~0); 3438#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 3426#init_returnLabel#1 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3427#L58 assume !(0 == assume_abort_if_not_~cond#1); 3471#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; 3472#L582-2 [2022-12-13 19:30:24,136 INFO L750 eck$LassoCheckResult]: Loop: 3472#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 3334#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; 3335#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_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 3414#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 3459#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; 3460#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~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 3557#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 3556#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 3443#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~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 3351#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 3352#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 3451#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 3321#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 3558#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 3516#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~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 3489#L447 assume !(0 == ~side1Failed~0 % 256); 3433#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 3340#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3341#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 3328#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; 3329#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 3350#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 3436#read_manual_selection_history_returnLabel#1 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 3482#L457 assume !(0 == check_~tmp___0~0#1); 3306#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 3326#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 3327#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 3401#read_side1_failed_history_returnLabel#3 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 3480#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 3385#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 3386#read_side2_failed_history_returnLabel#3 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 3515#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 3514#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 3428#read_active_side_history_returnLabel#2 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 3312#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 3313#check_returnLabel#1 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3483#L616-44 assume !(0 == assert_~arg#1 % 256); 3511#L611-22 assume { :end_inline_assert } true; 3472#L582-2 [2022-12-13 19:30:24,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:24,137 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 5 times [2022-12-13 19:30:24,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:24,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835863517] [2022-12-13 19:30:24,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:24,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:24,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:30:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:24,157 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:30:24,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:24,158 INFO L85 PathProgramCache]: Analyzing trace with hash -65839668, now seen corresponding path program 1 times [2022-12-13 19:30:24,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:24,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077074795] [2022-12-13 19:30:24,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:24,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:24,236 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 19:30:24,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:24,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077074795] [2022-12-13 19:30:24,237 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077074795] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:24,237 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:24,237 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:30:24,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190919665] [2022-12-13 19:30:24,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:24,238 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:30:24,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:30:24,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:30:24,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:30:24,239 INFO L87 Difference]: Start difference. First operand 275 states and 412 transitions. cyclomatic complexity: 138 Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:24,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:30:24,287 INFO L93 Difference]: Finished difference Result 431 states and 639 transitions. [2022-12-13 19:30:24,287 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 431 states and 639 transitions. [2022-12-13 19:30:24,290 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 414 [2022-12-13 19:30:24,292 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 431 states to 431 states and 639 transitions. [2022-12-13 19:30:24,293 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 431 [2022-12-13 19:30:24,293 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 431 [2022-12-13 19:30:24,293 INFO L73 IsDeterministic]: Start isDeterministic. Operand 431 states and 639 transitions. [2022-12-13 19:30:24,294 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:30:24,294 INFO L218 hiAutomatonCegarLoop]: Abstraction has 431 states and 639 transitions. [2022-12-13 19:30:24,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states and 639 transitions. [2022-12-13 19:30:24,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 263. [2022-12-13 19:30:24,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 263 states have (on average 1.4752851711026616) internal successors, (388), 262 states have internal predecessors, (388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:24,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 388 transitions. [2022-12-13 19:30:24,301 INFO L240 hiAutomatonCegarLoop]: Abstraction has 263 states and 388 transitions. [2022-12-13 19:30:24,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:30:24,302 INFO L428 stractBuchiCegarLoop]: Abstraction has 263 states and 388 transitions. [2022-12-13 19:30:24,302 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-12-13 19:30:24,302 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 263 states and 388 transitions. [2022-12-13 19:30:24,303 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 246 [2022-12-13 19:30:24,303 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:24,303 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:24,304 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 19:30:24,304 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 19:30:24,305 INFO L748 eck$LassoCheckResult]: Stem: 4193#$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(50, 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; 4194#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 4111#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 4112#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 4055#L203 assume !(-2 != ~active_side_History_0~0); 4056#L206 assume !(0 != ~manual_selection_History_0~0); 4071#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 4206#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 4169#L215 assume !(-2 != ~active_side_History_1~0); 4170#L218 assume !(0 != ~manual_selection_History_1~0); 4198#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 4209#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 4139#L227 assume !(-2 != ~active_side_History_2~0); 4140#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 4128#init_returnLabel#1 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4129#L58 assume !(0 == assume_abort_if_not_~cond#1); 4171#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; 4172#L582-2 [2022-12-13 19:30:24,305 INFO L750 eck$LassoCheckResult]: Loop: 4172#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 4044#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; 4045#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_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 4117#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 4160#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; 4161#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~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 4255#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 4254#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 4143#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~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 4060#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4061#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 4152#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 4028#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 4207#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 4208#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~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 4191#L447 assume !(0 == ~side1Failed~0 % 256); 4135#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 4050#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4051#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 4038#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; 4039#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 4059#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 4138#read_manual_selection_history_returnLabel#1 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 4184#L457 assume !(0 == check_~tmp___0~0#1); 4018#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 4036#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 4037#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 4107#read_side1_failed_history_returnLabel#3 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 4180#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 4094#L118-2 assume !(0 == read_side2_failed_history_~index#1 % 256); 4095#L121-2 assume 1 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_1~0; 4178#read_side2_failed_history_returnLabel#3 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 4214#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 4213#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4130#read_active_side_history_returnLabel#2 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 4022#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 4023#check_returnLabel#1 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 4185#L616-44 assume !(0 == assert_~arg#1 % 256); 4211#L611-22 assume { :end_inline_assert } true; 4172#L582-2 [2022-12-13 19:30:24,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:24,305 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 6 times [2022-12-13 19:30:24,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:24,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261805168] [2022-12-13 19:30:24,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:24,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:24,315 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:30:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:24,325 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:30:24,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:24,325 INFO L85 PathProgramCache]: Analyzing trace with hash 60615819, now seen corresponding path program 1 times [2022-12-13 19:30:24,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:24,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186813453] [2022-12-13 19:30:24,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:24,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:24,488 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 19:30:24,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:24,489 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186813453] [2022-12-13 19:30:24,489 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186813453] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:24,489 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:24,489 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 19:30:24,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015994465] [2022-12-13 19:30:24,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:24,490 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:30:24,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:30:24,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 19:30:24,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 19:30:24,490 INFO L87 Difference]: Start difference. First operand 263 states and 388 transitions. cyclomatic complexity: 126 Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:24,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:30:24,540 INFO L93 Difference]: Finished difference Result 249 states and 357 transitions. [2022-12-13 19:30:24,540 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 249 states and 357 transitions. [2022-12-13 19:30:24,542 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 214 [2022-12-13 19:30:24,543 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 249 states to 231 states and 332 transitions. [2022-12-13 19:30:24,543 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 231 [2022-12-13 19:30:24,544 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 231 [2022-12-13 19:30:24,544 INFO L73 IsDeterministic]: Start isDeterministic. Operand 231 states and 332 transitions. [2022-12-13 19:30:24,544 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:30:24,544 INFO L218 hiAutomatonCegarLoop]: Abstraction has 231 states and 332 transitions. [2022-12-13 19:30:24,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states and 332 transitions. [2022-12-13 19:30:24,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2022-12-13 19:30:24,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 231 states have (on average 1.4372294372294372) internal successors, (332), 230 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:24,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 332 transitions. [2022-12-13 19:30:24,549 INFO L240 hiAutomatonCegarLoop]: Abstraction has 231 states and 332 transitions. [2022-12-13 19:30:24,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 19:30:24,550 INFO L428 stractBuchiCegarLoop]: Abstraction has 231 states and 332 transitions. [2022-12-13 19:30:24,550 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-12-13 19:30:24,550 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 231 states and 332 transitions. [2022-12-13 19:30:24,551 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 214 [2022-12-13 19:30:24,551 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:24,551 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:24,552 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 19:30:24,552 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 19:30:24,552 INFO L748 eck$LassoCheckResult]: Stem: 4614#$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(50, 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; 4615#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 4640#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 4674#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 4602#L203 assume !(-2 != ~active_side_History_0~0); 4603#L206 assume !(0 != ~manual_selection_History_0~0); 4624#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 4672#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 4673#L215 assume !(-2 != ~active_side_History_1~0); 4642#L218 assume !(0 != ~manual_selection_History_1~0); 4643#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 4683#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 4684#L227 assume !(-2 != ~active_side_History_2~0); 4675#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 4676#init_returnLabel#1 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4635#L58 assume !(0 == assume_abort_if_not_~cond#1); 4636#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; 4607#L582-2 [2022-12-13 19:30:24,552 INFO L750 eck$LassoCheckResult]: Loop: 4607#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 4572#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; 4573#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_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 4681#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 4710#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; 4665#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~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 4666#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 4616#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 4618#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~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 4763#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4762#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 4761#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 4755#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 4754#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 4753#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~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 4604#L447 assume !(0 == ~side1Failed~0 % 256); 4605#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 4585#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4558#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 4559#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; 4563#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 4610#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 4660#read_manual_selection_history_returnLabel#1 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 4576#L457 assume !(0 == check_~tmp___0~0#1); 4539#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 4549#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 4562#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 4637#read_side1_failed_history_returnLabel#3 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 4564#L487 assume !(0 != check_~tmp___7~0#1 % 256); 4543#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 4544#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 4670#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 4657#read_side1_failed_history_returnLabel#4 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 4658#L503 assume !(0 == check_~tmp___11~0#1 % 256); 4567#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 4661#L148-3 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4570#read_active_side_history_returnLabel#4 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 4571#L519 assume !(check_~tmp___20~0#1 > -2); 4600#L519-1 check_#res#1 := 1; 4578#check_returnLabel#1 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 4579#L616-44 assume !(0 == assert_~arg#1 % 256); 4692#L611-22 assume { :end_inline_assert } true; 4607#L582-2 [2022-12-13 19:30:24,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:24,553 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 7 times [2022-12-13 19:30:24,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:24,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429338439] [2022-12-13 19:30:24,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:24,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:24,564 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:30:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:24,574 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:30:24,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:24,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1230878447, now seen corresponding path program 1 times [2022-12-13 19:30:24,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:24,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950956347] [2022-12-13 19:30:24,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:24,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:24,698 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 19:30:24,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:24,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950956347] [2022-12-13 19:30:24,698 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950956347] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:24,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:24,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 19:30:24,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721352159] [2022-12-13 19:30:24,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:24,699 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:30:24,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:30:24,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:30:24,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:30:24,700 INFO L87 Difference]: Start difference. First operand 231 states and 332 transitions. cyclomatic complexity: 102 Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:24,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:30:24,906 INFO L93 Difference]: Finished difference Result 934 states and 1345 transitions. [2022-12-13 19:30:24,906 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 934 states and 1345 transitions. [2022-12-13 19:30:24,910 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 917 [2022-12-13 19:30:24,923 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 934 states to 934 states and 1345 transitions. [2022-12-13 19:30:24,924 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 934 [2022-12-13 19:30:24,924 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 934 [2022-12-13 19:30:24,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 934 states and 1345 transitions. [2022-12-13 19:30:24,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:30:24,926 INFO L218 hiAutomatonCegarLoop]: Abstraction has 934 states and 1345 transitions. [2022-12-13 19:30:24,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states and 1345 transitions. [2022-12-13 19:30:24,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 324. [2022-12-13 19:30:24,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 324 states have (on average 1.404320987654321) internal successors, (455), 323 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:24,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 455 transitions. [2022-12-13 19:30:24,937 INFO L240 hiAutomatonCegarLoop]: Abstraction has 324 states and 455 transitions. [2022-12-13 19:30:24,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-12-13 19:30:24,938 INFO L428 stractBuchiCegarLoop]: Abstraction has 324 states and 455 transitions. [2022-12-13 19:30:24,938 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-12-13 19:30:24,938 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 324 states and 455 transitions. [2022-12-13 19:30:24,940 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 307 [2022-12-13 19:30:24,940 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:24,940 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:24,940 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 19:30:24,940 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 19:30:24,941 INFO L748 eck$LassoCheckResult]: Stem: 5814#$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(50, 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; 5815#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 5842#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 5885#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 5802#L203 assume !(-2 != ~active_side_History_0~0); 5803#L206 assume !(0 != ~manual_selection_History_0~0); 5825#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 5883#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 5884#L215 assume !(-2 != ~active_side_History_1~0); 5845#L218 assume !(0 != ~manual_selection_History_1~0); 5846#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 5894#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 5895#L227 assume !(-2 != ~active_side_History_2~0); 5886#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 5887#init_returnLabel#1 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 5837#L58 assume !(0 == assume_abort_if_not_~cond#1); 5838#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; 5807#L582-2 [2022-12-13 19:30:24,941 INFO L750 eck$LassoCheckResult]: Loop: 5807#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 5771#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; 5772#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_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 5892#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 5930#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; 5873#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~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 5874#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 5817#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 5819#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~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 6053#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 6052#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 6051#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 6005#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 6002#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 5996#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~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 5995#L447 assume !(0 == ~side1Failed~0 % 256); 5994#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 5991#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 5990#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 5989#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; 5988#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 5987#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 5866#read_manual_selection_history_returnLabel#1 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 5867#L457 assume !(0 == check_~tmp___0~0#1); 5746#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 5747#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 5876#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 5877#read_side1_failed_history_returnLabel#3 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 5963#L487 assume !(0 != check_~tmp___7~0#1 % 256); 5960#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 5959#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 5958#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 5957#read_side1_failed_history_returnLabel#4 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 5945#L503 assume !(0 == check_~tmp___11~0#1 % 256); 5868#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 5869#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 5859#L151-3 assume 1 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_1~0; 5769#read_active_side_history_returnLabel#4 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 5770#L519 assume !(check_~tmp___20~0#1 > -2); 5799#L519-1 check_#res#1 := 1; 5777#check_returnLabel#1 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 5778#L616-44 assume !(0 == assert_~arg#1 % 256); 5904#L611-22 assume { :end_inline_assert } true; 5807#L582-2 [2022-12-13 19:30:24,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:24,941 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 8 times [2022-12-13 19:30:24,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:24,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595065229] [2022-12-13 19:30:24,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:24,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:24,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:24,950 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:30:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:24,956 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:30:24,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:24,956 INFO L85 PathProgramCache]: Analyzing trace with hash -826136735, now seen corresponding path program 1 times [2022-12-13 19:30:24,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:24,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069557475] [2022-12-13 19:30:24,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:24,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:25,015 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 19:30:25,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:25,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069557475] [2022-12-13 19:30:25,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069557475] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:25,016 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:25,016 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:30:25,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486550207] [2022-12-13 19:30:25,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:25,016 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:30:25,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:30:25,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:30:25,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:30:25,017 INFO L87 Difference]: Start difference. First operand 324 states and 455 transitions. cyclomatic complexity: 132 Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:25,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:30:25,058 INFO L93 Difference]: Finished difference Result 371 states and 523 transitions. [2022-12-13 19:30:25,058 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 371 states and 523 transitions. [2022-12-13 19:30:25,060 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 354 [2022-12-13 19:30:25,061 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 371 states to 371 states and 523 transitions. [2022-12-13 19:30:25,062 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 371 [2022-12-13 19:30:25,062 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 371 [2022-12-13 19:30:25,062 INFO L73 IsDeterministic]: Start isDeterministic. Operand 371 states and 523 transitions. [2022-12-13 19:30:25,062 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:30:25,062 INFO L218 hiAutomatonCegarLoop]: Abstraction has 371 states and 523 transitions. [2022-12-13 19:30:25,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states and 523 transitions. [2022-12-13 19:30:25,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 231. [2022-12-13 19:30:25,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 231 states have (on average 1.4285714285714286) internal successors, (330), 230 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:25,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 330 transitions. [2022-12-13 19:30:25,066 INFO L240 hiAutomatonCegarLoop]: Abstraction has 231 states and 330 transitions. [2022-12-13 19:30:25,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:30:25,067 INFO L428 stractBuchiCegarLoop]: Abstraction has 231 states and 330 transitions. [2022-12-13 19:30:25,067 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-12-13 19:30:25,067 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 231 states and 330 transitions. [2022-12-13 19:30:25,068 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 214 [2022-12-13 19:30:25,068 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:25,068 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:25,068 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 19:30:25,069 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 19:30:25,069 INFO L748 eck$LassoCheckResult]: Stem: 6512#$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(50, 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; 6513#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 6539#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 6572#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 6502#L203 assume !(-2 != ~active_side_History_0~0); 6503#L206 assume !(0 != ~manual_selection_History_0~0); 6522#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 6569#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 6570#L215 assume !(-2 != ~active_side_History_1~0); 6540#L218 assume !(0 != ~manual_selection_History_1~0); 6541#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 6580#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 6581#L227 assume !(-2 != ~active_side_History_2~0); 6573#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 6574#init_returnLabel#1 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 6534#L58 assume !(0 == assume_abort_if_not_~cond#1); 6535#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; 6505#L582-2 [2022-12-13 19:30:25,069 INFO L750 eck$LassoCheckResult]: Loop: 6505#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 6470#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; 6471#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_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 6579#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 6603#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 6604#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~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 6641#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 6639#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 6640#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~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 6661#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 6660#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 6659#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 6653#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 6629#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 6628#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~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 6500#L447 assume !(0 == ~side1Failed~0 % 256); 6501#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 6483#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 6456#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 6457#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; 6461#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 6508#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 6558#read_manual_selection_history_returnLabel#1 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 6474#L457 assume !(0 == check_~tmp___0~0#1); 6437#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 6447#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 6460#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 6533#read_side1_failed_history_returnLabel#3 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 6462#L487 assume !(0 != check_~tmp___7~0#1 % 256); 6441#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 6442#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 6567#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 6555#read_side1_failed_history_returnLabel#4 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 6556#L503 assume !(0 == check_~tmp___11~0#1 % 256); 6465#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 6559#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 6551#L151-3 assume !(1 == read_active_side_history_~index#1 % 256); 6552#L154-3 assume 2 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_2~0; 6468#read_active_side_history_returnLabel#4 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 6469#L519 assume !(check_~tmp___20~0#1 > -2); 6498#L519-1 check_#res#1 := 1; 6476#check_returnLabel#1 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 6477#L616-44 assume !(0 == assert_~arg#1 % 256); 6589#L611-22 assume { :end_inline_assert } true; 6505#L582-2 [2022-12-13 19:30:25,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:25,069 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 9 times [2022-12-13 19:30:25,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:25,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672848093] [2022-12-13 19:30:25,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:25,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:25,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:25,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:30:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:25,083 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:30:25,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:25,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1021494442, now seen corresponding path program 1 times [2022-12-13 19:30:25,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:25,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513115084] [2022-12-13 19:30:25,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:25,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:25,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:30:25,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:25,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513115084] [2022-12-13 19:30:25,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513115084] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:25,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:25,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 19:30:25,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188666774] [2022-12-13 19:30:25,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:25,211 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:30:25,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:30:25,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:30:25,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 19:30:25,211 INFO L87 Difference]: Start difference. First operand 231 states and 330 transitions. cyclomatic complexity: 100 Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:25,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:30:25,446 INFO L93 Difference]: Finished difference Result 605 states and 872 transitions. [2022-12-13 19:30:25,446 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 605 states and 872 transitions. [2022-12-13 19:30:25,451 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 585 [2022-12-13 19:30:25,454 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 605 states to 605 states and 872 transitions. [2022-12-13 19:30:25,455 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 605 [2022-12-13 19:30:25,455 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 605 [2022-12-13 19:30:25,456 INFO L73 IsDeterministic]: Start isDeterministic. Operand 605 states and 872 transitions. [2022-12-13 19:30:25,457 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:30:25,457 INFO L218 hiAutomatonCegarLoop]: Abstraction has 605 states and 872 transitions. [2022-12-13 19:30:25,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states and 872 transitions. [2022-12-13 19:30:25,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 236. [2022-12-13 19:30:25,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 236 states have (on average 1.4194915254237288) internal successors, (335), 235 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:25,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 335 transitions. [2022-12-13 19:30:25,464 INFO L240 hiAutomatonCegarLoop]: Abstraction has 236 states and 335 transitions. [2022-12-13 19:30:25,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 19:30:25,465 INFO L428 stractBuchiCegarLoop]: Abstraction has 236 states and 335 transitions. [2022-12-13 19:30:25,466 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-12-13 19:30:25,466 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 236 states and 335 transitions. [2022-12-13 19:30:25,467 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 219 [2022-12-13 19:30:25,467 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:25,467 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:25,468 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 19:30:25,468 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 19:30:25,468 INFO L748 eck$LassoCheckResult]: Stem: 7381#$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(50, 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; 7382#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 7407#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 7443#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 7371#L203 assume !(-2 != ~active_side_History_0~0); 7372#L206 assume !(0 != ~manual_selection_History_0~0); 7391#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 7440#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 7441#L215 assume !(-2 != ~active_side_History_1~0); 7409#L218 assume !(0 != ~manual_selection_History_1~0); 7410#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 7451#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 7452#L227 assume !(-2 != ~active_side_History_2~0); 7444#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 7445#init_returnLabel#1 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7402#L58 assume !(0 == assume_abort_if_not_~cond#1); 7403#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; 7374#L582-2 [2022-12-13 19:30:25,469 INFO L750 eck$LassoCheckResult]: Loop: 7374#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 7341#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; 7342#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_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 7450#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 7475#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; 7434#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~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 7435#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 7383#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 7385#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~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 7509#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 7507#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 7504#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 7497#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 7493#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 7483#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~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 7369#L447 assume !(0 == ~side1Failed~0 % 256); 7370#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 7352#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7324#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 7325#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; 7329#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 7377#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 7427#read_manual_selection_history_returnLabel#1 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 7343#L457 assume !(0 == check_~tmp___0~0#1); 7305#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 7315#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 7328#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7404#read_side1_failed_history_returnLabel#3 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 7330#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 7331#L118-2 assume !(0 == read_side2_failed_history_~index#1 % 256); 7319#L121-2 assume 1 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_1~0; 7320#read_side2_failed_history_returnLabel#3 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 7467#L489 assume !(0 == check_~tmp___8~0#1 % 256); 7309#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 7310#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 7438#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7424#read_side1_failed_history_returnLabel#4 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 7425#L503 assume !(0 == check_~tmp___11~0#1 % 256); 7334#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 7428#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 7420#L151-3 assume !(1 == read_active_side_history_~index#1 % 256); 7421#L154-3 assume 2 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_2~0; 7337#read_active_side_history_returnLabel#4 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 7338#L519 assume !(check_~tmp___20~0#1 > -2); 7367#L519-1 check_#res#1 := 1; 7345#check_returnLabel#1 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 7346#L616-44 assume !(0 == assert_~arg#1 % 256); 7460#L611-22 assume { :end_inline_assert } true; 7374#L582-2 [2022-12-13 19:30:25,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:25,469 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 10 times [2022-12-13 19:30:25,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:25,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9544234] [2022-12-13 19:30:25,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:25,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:25,480 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:30:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:25,491 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:30:25,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:25,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1579522224, now seen corresponding path program 1 times [2022-12-13 19:30:25,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:25,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251195041] [2022-12-13 19:30:25,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:25,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:25,621 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 19:30:25,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:25,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251195041] [2022-12-13 19:30:25,621 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251195041] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:25,621 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:25,622 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 19:30:25,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087043333] [2022-12-13 19:30:25,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:25,622 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:30:25,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:30:25,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 19:30:25,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 19:30:25,623 INFO L87 Difference]: Start difference. First operand 236 states and 335 transitions. cyclomatic complexity: 100 Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:25,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:30:25,638 INFO L93 Difference]: Finished difference Result 238 states and 336 transitions. [2022-12-13 19:30:25,638 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 238 states and 336 transitions. [2022-12-13 19:30:25,640 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 203 [2022-12-13 19:30:25,641 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 238 states to 220 states and 308 transitions. [2022-12-13 19:30:25,641 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 220 [2022-12-13 19:30:25,641 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 220 [2022-12-13 19:30:25,641 INFO L73 IsDeterministic]: Start isDeterministic. Operand 220 states and 308 transitions. [2022-12-13 19:30:25,642 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:30:25,642 INFO L218 hiAutomatonCegarLoop]: Abstraction has 220 states and 308 transitions. [2022-12-13 19:30:25,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states and 308 transitions. [2022-12-13 19:30:25,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2022-12-13 19:30:25,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 220 states have (on average 1.4) internal successors, (308), 219 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:30:25,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 308 transitions. [2022-12-13 19:30:25,646 INFO L240 hiAutomatonCegarLoop]: Abstraction has 220 states and 308 transitions. [2022-12-13 19:30:25,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 19:30:25,647 INFO L428 stractBuchiCegarLoop]: Abstraction has 220 states and 308 transitions. [2022-12-13 19:30:25,647 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-12-13 19:30:25,647 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 220 states and 308 transitions. [2022-12-13 19:30:25,648 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 203 [2022-12-13 19:30:25,648 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:30:25,648 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:30:25,649 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 19:30:25,649 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 19:30:25,649 INFO L748 eck$LassoCheckResult]: Stem: 7863#$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(50, 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; 7864#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 7889#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 7922#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 7852#L203 assume !(-2 != ~active_side_History_0~0); 7853#L206 assume !(0 != ~manual_selection_History_0~0); 7872#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 7920#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 7921#L215 assume !(-2 != ~active_side_History_1~0); 7890#L218 assume !(0 != ~manual_selection_History_1~0); 7891#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 7931#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 7932#L227 assume !(-2 != ~active_side_History_2~0); 7923#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 7924#init_returnLabel#1 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7884#L58 assume !(0 == assume_abort_if_not_~cond#1); 7885#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 7856#L582-2 [2022-12-13 19:30:25,649 INFO L750 eck$LassoCheckResult]: Loop: 7856#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 7821#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; 7822#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_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 7929#write_side1_failed_history_returnLabel#1 assume { :end_inline_write_side1_failed_history } true; 7957#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; 7958#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; 7831#L309-1 ~s1s1_new~0 := (if (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s1_new~0) % 256 <= 127 then (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s1_new~0) % 256 else (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s2_new~0) % 256 <= 127 then (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s2_new~0) % 256 else (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1p_new~0) % 256 <= 127 then (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1p_new~0) % 256 else (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1p_new~0) % 256 - 256);~side1_written~0 := Side1_activestandby_task_each_pals_period_~next_state~0#1; 7832#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~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 7990#write_side2_failed_history_returnLabel#1 assume { :end_inline_write_side2_failed_history } true; 7989#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 7988#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~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 7985#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 7984#read_active_side_history_returnLabel#1 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 7983#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 7971#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 7969#write_active_side_history_returnLabel#1 assume { :end_inline_write_active_side_history } true; 7967#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~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 7854#L447 assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 7834#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7807#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 7808#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; 7816#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 7859#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 7908#read_manual_selection_history_returnLabel#1 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 7825#L457 assume !(0 == check_~tmp___0~0#1); 7788#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 7798#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 7811#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7883#read_side1_failed_history_returnLabel#3 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 7812#L487 assume !(0 != check_~tmp___7~0#1 % 256); 7792#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 7793#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 7918#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7905#read_side1_failed_history_returnLabel#4 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 7906#L503 assume 0 == check_~tmp___11~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 7898#L118-4 assume !(0 == read_side2_failed_history_~index#1 % 256); 7899#L121-4 assume 1 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_1~0; 7919#read_side2_failed_history_returnLabel#5 check_#t~ret20#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___12~0#1 := check_#t~ret20#1;havoc check_#t~ret20#1; 7873#L505 assume !(0 != check_~tmp___12~0#1 % 256); 7815#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 7909#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 7901#L151-3 assume !(1 == read_active_side_history_~index#1 % 256); 7902#L154-3 assume 2 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_2~0; 7819#read_active_side_history_returnLabel#4 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 7820#L519 assume !(check_~tmp___20~0#1 > -2); 7850#L519-1 check_#res#1 := 1; 7827#check_returnLabel#1 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 7828#L616-44 assume !(0 == assert_~arg#1 % 256); 7940#L611-22 assume { :end_inline_assert } true; 7856#L582-2 [2022-12-13 19:30:25,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:25,650 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 11 times [2022-12-13 19:30:25,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:25,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673206352] [2022-12-13 19:30:25,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:25,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:25,658 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:30:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:25,667 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:30:25,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:25,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1232168553, now seen corresponding path program 1 times [2022-12-13 19:30:25,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:25,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895168182] [2022-12-13 19:30:25,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:25,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:25,691 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:30:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:30:25,709 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:30:25,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:30:25,709 INFO L85 PathProgramCache]: Analyzing trace with hash 561770953, now seen corresponding path program 1 times [2022-12-13 19:30:25,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:30:25,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195990366] [2022-12-13 19:30:25,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:30:25,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:30:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:30:25,781 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 19:30:25,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:30:25,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195990366] [2022-12-13 19:30:25,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195990366] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:30:25,781 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:30:25,781 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 19:30:25,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68656773] [2022-12-13 19:30:25,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:30:31,820 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 19:30:31,820 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 19:30:31,820 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 19:30:31,820 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 19:30:31,820 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 19:30:31,820 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:30:31,821 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 19:30:31,821 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 19:30:31,821 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_ActiveStandby.ufo.UNBOUNDED.pals.c_Iteration12_Loop [2022-12-13 19:30:31,821 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 19:30:31,821 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 19:30:31,844 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 19:30:31,851 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 19:30:31,852 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 19:30:31,856 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 19:30:31,858 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 19:30:31,859 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 19:30:31,860 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 19:30:31,862 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 19:30:31,863 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 19:30:31,864 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 19:30:31,866 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 19:30:31,867 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 19:30:31,869 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 19:30:31,870 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 19:30:31,871 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 19:30:31,873 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 19:30:31,874 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 19:30:31,876 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 19:30:31,879 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 19:30:31,881 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 19:30:31,882 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 19:30:31,884 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 19:30:31,885 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 19:30:31,888 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 19:30:31,890 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 19:30:31,891 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,893 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 19:30:31,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,895 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 19:30:31,897 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,900 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 19:30:31,901 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 19:30:31,905 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,919 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 19:30:31,931 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,932 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 19:30:31,933 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 19:30:31,934 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,935 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,936 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,938 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,941 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,942 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 19:30:31,943 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,944 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,946 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 19:30:31,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,948 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 19:30:31,949 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,951 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,952 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 19:30:31,953 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 19:30:31,966 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:31,968 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 19:30:31,970 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 19:30:31,971 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:33,596 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:33,598 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 19:30:33,601 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:30:35,761 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 27