./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 906036225f588312d23f50dd6f109319810cf1ead43ce885e134bcc5a0be0190 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 09:02:22,881 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 09:02:22,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 09:02:22,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 09:02:22,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 09:02:22,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 09:02:22,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 09:02:22,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 09:02:22,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 09:02:22,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 09:02:22,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 09:02:22,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 09:02:22,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 09:02:22,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 09:02:22,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 09:02:22,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 09:02:22,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 09:02:22,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 09:02:22,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 09:02:22,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 09:02:22,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 09:02:22,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 09:02:22,942 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 09:02:22,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 09:02:22,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 09:02:22,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 09:02:22,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 09:02:22,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 09:02:22,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 09:02:22,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 09:02:22,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 09:02:22,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 09:02:22,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 09:02:22,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 09:02:22,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 09:02:22,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 09:02:22,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 09:02:22,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 09:02:22,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 09:02:22,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 09:02:22,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 09:02:22,967 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-21 09:02:23,019 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 09:02:23,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 09:02:23,027 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 09:02:23,027 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 09:02:23,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 09:02:23,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 09:02:23,029 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 09:02:23,029 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-21 09:02:23,030 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-21 09:02:23,030 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-21 09:02:23,031 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-21 09:02:23,032 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-21 09:02:23,032 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-21 09:02:23,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 09:02:23,033 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 09:02:23,033 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 09:02:23,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 09:02:23,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 09:02:23,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 09:02:23,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-21 09:02:23,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-21 09:02:23,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-21 09:02:23,035 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 09:02:23,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 09:02:23,035 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-21 09:02:23,036 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 09:02:23,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-21 09:02:23,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 09:02:23,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 09:02:23,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 09:02:23,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 09:02:23,040 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-21 09:02:23,040 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_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 906036225f588312d23f50dd6f109319810cf1ead43ce885e134bcc5a0be0190 [2022-11-21 09:02:23,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 09:02:23,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 09:02:23,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 09:02:23,444 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 09:02:23,445 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 09:02:23,446 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2022-11-21 09:02:27,296 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 09:02:27,636 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 09:02:27,637 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2022-11-21 09:02:27,649 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/data/13a7275f3/c428412df3fa4ef4a365c8f1e5fc1e79/FLAGea0adee7f [2022-11-21 09:02:27,667 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/data/13a7275f3/c428412df3fa4ef4a365c8f1e5fc1e79 [2022-11-21 09:02:27,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 09:02:27,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 09:02:27,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 09:02:27,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 09:02:27,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 09:02:27,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:02:27" (1/1) ... [2022-11-21 09:02:27,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcaf993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:27, skipping insertion in model container [2022-11-21 09:02:27,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:02:27" (1/1) ... [2022-11-21 09:02:27,691 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 09:02:27,733 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 09:02:28,062 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_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c[14682,14695] [2022-11-21 09:02:28,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:02:28,086 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 09:02:28,157 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_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c[14682,14695] [2022-11-21 09:02:28,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:02:28,179 INFO L208 MainTranslator]: Completed translation [2022-11-21 09:02:28,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28 WrapperNode [2022-11-21 09:02:28,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 09:02:28,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 09:02:28,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 09:02:28,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 09:02:28,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28" (1/1) ... [2022-11-21 09:02:28,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28" (1/1) ... [2022-11-21 09:02:28,270 INFO L138 Inliner]: procedures = 32, calls = 48, calls flagged for inlining = 43, calls inlined = 61, statements flattened = 879 [2022-11-21 09:02:28,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 09:02:28,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 09:02:28,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 09:02:28,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 09:02:28,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28" (1/1) ... [2022-11-21 09:02:28,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28" (1/1) ... [2022-11-21 09:02:28,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28" (1/1) ... [2022-11-21 09:02:28,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28" (1/1) ... [2022-11-21 09:02:28,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28" (1/1) ... [2022-11-21 09:02:28,348 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28" (1/1) ... [2022-11-21 09:02:28,367 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28" (1/1) ... [2022-11-21 09:02:28,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28" (1/1) ... [2022-11-21 09:02:28,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 09:02:28,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 09:02:28,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 09:02:28,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 09:02:28,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28" (1/1) ... [2022-11-21 09:02:28,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:02:28,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:02:28,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 09:02:28,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc4e36f-4d16-4b4d-bdea-532fa3f28663/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-21 09:02:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 09:02:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 09:02:28,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 09:02:28,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 09:02:28,709 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 09:02:28,712 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 09:02:29,884 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 09:02:29,904 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 09:02:29,906 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 09:02:29,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:02:29 BoogieIcfgContainer [2022-11-21 09:02:29,911 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 09:02:29,914 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-21 09:02:29,914 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-21 09:02:29,919 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-21 09:02:29,920 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 09:02:29,920 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 09:02:27" (1/3) ... [2022-11-21 09:02:29,922 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5fbe652f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 09:02:29, skipping insertion in model container [2022-11-21 09:02:29,922 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 09:02:29,922 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:28" (2/3) ... [2022-11-21 09:02:29,925 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5fbe652f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 09:02:29, skipping insertion in model container [2022-11-21 09:02:29,926 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 09:02:29,926 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:02:29" (3/3) ... [2022-11-21 09:02:29,932 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c [2022-11-21 09:02:30,035 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-21 09:02:30,035 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-21 09:02:30,035 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-21 09:02:30,035 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-21 09:02:30,036 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-21 09:02:30,036 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-21 09:02:30,036 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-21 09:02:30,036 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-21 09:02:30,042 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 252 states, 251 states have (on average 1.6175298804780875) internal successors, (406), 251 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:30,079 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 231 [2022-11-21 09:02:30,079 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:30,079 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:30,101 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-21 09:02:30,102 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:30,102 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-21 09:02:30,103 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 252 states, 251 states have (on average 1.6175298804780875) internal successors, (406), 251 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:30,113 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 231 [2022-11-21 09:02:30,113 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:30,113 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:30,116 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-21 09:02:30,116 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:30,126 INFO L748 eck$LassoCheckResult]: Stem: 243#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 165#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 67#L197true assume 0 != ~side1Failed_History_0~0 % 256;init_#res#1 := 0; 59#L233true main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 164#L58true assume !(0 == assume_abort_if_not_~cond#1); 123#L57true assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 156#L582-2true [2022-11-21 09:02:30,128 INFO L750 eck$LassoCheckResult]: Loop: 156#L582-2true assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 184#L170true assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 126#L261true assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 133#L80true assume { :end_inline_write_side1_failed_history } true; 117#L277true assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 247#L318true assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 63#L110true assume { :end_inline_write_side2_failed_history } true; 31#L334true assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 137#L375true assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 29#L148true assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 140#L158true Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 139#L394true assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 223#L408true assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 54#L140true assume { :end_inline_write_active_side_history } true; 17#L418true assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 154#L447true assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 22#L450-2true assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 138#L58-2true assume 0 == assume_abort_if_not_~cond#1;assume false; 18#L57-1true assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 26#L178true assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 19#L188true check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 145#L457true assume !(0 == check_~tmp___0~0#1); 131#L457-1true assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 15#L88-2true assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 200#L98-2true check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 141#L487true assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 55#L118-2true assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 253#L128-2true check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 238#L489true assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 224#L148-1true assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 211#L158-1true check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 5#L491true assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 78#L537true main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 209#L616-44true assume !(0 == assert_~arg#1 % 256); 245#L611-22true assume { :end_inline_assert } true; 156#L582-2true [2022-11-21 09:02:30,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:30,140 INFO L85 PathProgramCache]: Analyzing trace with hash 889563392, now seen corresponding path program 1 times [2022-11-21 09:02:30,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:30,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244682068] [2022-11-21 09:02:30,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:30,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:30,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:30,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:30,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:30,575 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244682068] [2022-11-21 09:02:30,576 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244682068] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:30,576 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:30,577 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 09:02:30,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108063837] [2022-11-21 09:02:30,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:30,586 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-21 09:02:30,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:30,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1383326785, now seen corresponding path program 1 times [2022-11-21 09:02:30,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:30,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367601306] [2022-11-21 09:02:30,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:30,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:30,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:30,756 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:30,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367601306] [2022-11-21 09:02:30,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367601306] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:30,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:30,757 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:02:30,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356547732] [2022-11-21 09:02:30,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:30,766 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:02:30,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:02:30,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:02:30,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 09:02:30,820 INFO L87 Difference]: Start difference. First operand has 252 states, 251 states have (on average 1.6175298804780875) internal successors, (406), 251 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:30,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:02:30,954 INFO L93 Difference]: Finished difference Result 250 states and 377 transitions. [2022-11-21 09:02:30,964 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 250 states and 377 transitions. [2022-11-21 09:02:30,977 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 208 [2022-11-21 09:02:30,988 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 250 states to 225 states and 341 transitions. [2022-11-21 09:02:30,990 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 225 [2022-11-21 09:02:30,995 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 225 [2022-11-21 09:02:30,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 225 states and 341 transitions. [2022-11-21 09:02:30,999 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:02:31,000 INFO L218 hiAutomatonCegarLoop]: Abstraction has 225 states and 341 transitions. [2022-11-21 09:02:31,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states and 341 transitions. [2022-11-21 09:02:31,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2022-11-21 09:02:31,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 225 states have (on average 1.5155555555555555) internal successors, (341), 224 states have internal predecessors, (341), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:31,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 341 transitions. [2022-11-21 09:02:31,068 INFO L240 hiAutomatonCegarLoop]: Abstraction has 225 states and 341 transitions. [2022-11-21 09:02:31,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 09:02:31,078 INFO L428 stractBuchiCegarLoop]: Abstraction has 225 states and 341 transitions. [2022-11-21 09:02:31,078 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-21 09:02:31,079 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 225 states and 341 transitions. [2022-11-21 09:02:31,081 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 208 [2022-11-21 09:02:31,081 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:31,081 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:31,086 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:31,086 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:31,087 INFO L748 eck$LassoCheckResult]: Stem: 738#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 718#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 626#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 627#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 561#L203 assume !(-2 != ~active_side_History_0~0); 562#L206 assume !(0 != ~manual_selection_History_0~0); 578#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 731#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 689#L215 assume !(-2 != ~active_side_History_1~0); 690#L218 assume !(0 != ~manual_selection_History_1~0); 720#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 732#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 657#L227 assume !(-2 != ~active_side_History_2~0); 658#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 616#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 617#L58 assume !(0 == assume_abort_if_not_~cond#1); 691#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 692#L582-2 [2022-11-21 09:02:31,088 INFO L750 eck$LassoCheckResult]: Loop: 692#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 712#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 694#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 695#L80 assume { :end_inline_write_side1_failed_history } true; 681#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 553#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 623#L110 assume { :end_inline_write_side2_failed_history } true; 571#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 573#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 566#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 567#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 703#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 530#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 607#L140 assume { :end_inline_write_active_side_history } true; 546#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 547#L447 assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 556#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 557#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 548#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 549#L178 assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 550#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 551#L457 assume !(0 == check_~tmp___0~0#1); 518#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 541#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 542#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 704#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 608#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 609#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 737#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 736#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 655#L158-1 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 522#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 523#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 641#L616-44 assume !(0 == assert_~arg#1 % 256); 734#L611-22 assume { :end_inline_assert } true; 692#L582-2 [2022-11-21 09:02:31,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:31,090 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 1 times [2022-11-21 09:02:31,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:31,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408843504] [2022-11-21 09:02:31,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:31,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:31,145 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:02:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:31,235 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:02:31,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:31,238 INFO L85 PathProgramCache]: Analyzing trace with hash 917495805, now seen corresponding path program 1 times [2022-11-21 09:02:31,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:31,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1364279689] [2022-11-21 09:02:31,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:31,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:31,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:31,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:31,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:31,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1364279689] [2022-11-21 09:02:31,395 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1364279689] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:31,395 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:31,395 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 09:02:31,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834003963] [2022-11-21 09:02:31,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:31,397 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:02:31,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:02:31,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:02:31,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:02:31,401 INFO L87 Difference]: Start difference. First operand 225 states and 341 transitions. cyclomatic complexity: 117 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:31,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:02:31,462 INFO L93 Difference]: Finished difference Result 420 states and 642 transitions. [2022-11-21 09:02:31,462 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 420 states and 642 transitions. [2022-11-21 09:02:31,466 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 403 [2022-11-21 09:02:31,478 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 420 states to 420 states and 642 transitions. [2022-11-21 09:02:31,478 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 420 [2022-11-21 09:02:31,481 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 420 [2022-11-21 09:02:31,482 INFO L73 IsDeterministic]: Start isDeterministic. Operand 420 states and 642 transitions. [2022-11-21 09:02:31,487 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:02:31,487 INFO L218 hiAutomatonCegarLoop]: Abstraction has 420 states and 642 transitions. [2022-11-21 09:02:31,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states and 642 transitions. [2022-11-21 09:02:31,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 255. [2022-11-21 09:02:31,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 255 states have (on average 1.5215686274509803) internal successors, (388), 254 states have internal predecessors, (388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:31,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 388 transitions. [2022-11-21 09:02:31,501 INFO L240 hiAutomatonCegarLoop]: Abstraction has 255 states and 388 transitions. [2022-11-21 09:02:31,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:02:31,502 INFO L428 stractBuchiCegarLoop]: Abstraction has 255 states and 388 transitions. [2022-11-21 09:02:31,503 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-21 09:02:31,503 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 255 states and 388 transitions. [2022-11-21 09:02:31,505 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 238 [2022-11-21 09:02:31,505 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:31,506 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:31,507 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:31,507 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:31,508 INFO L748 eck$LassoCheckResult]: Stem: 1404#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 1378#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 1280#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 1281#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 1212#L203 assume !(-2 != ~active_side_History_0~0); 1213#L206 assume !(0 != ~manual_selection_History_0~0); 1229#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 1391#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 1345#L215 assume !(-2 != ~active_side_History_1~0); 1346#L218 assume !(0 != ~manual_selection_History_1~0); 1380#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 1392#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 1311#L227 assume !(-2 != ~active_side_History_2~0); 1312#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 1272#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1273#L58 assume !(0 == assume_abort_if_not_~cond#1); 1348#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1349#L582-2 [2022-11-21 09:02:31,523 INFO L750 eck$LassoCheckResult]: Loop: 1349#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 1372#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 1350#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 1351#L80 assume { :end_inline_write_side1_failed_history } true; 1336#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 1337#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 1416#L110 assume { :end_inline_write_side2_failed_history } true; 1415#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 1359#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 1360#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 1412#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 1411#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 1405#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 1259#L140 assume { :end_inline_write_active_side_history } true; 1260#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 1370#L447 assume !(0 == ~side1Failed~0 % 256); 1305#L450 assume 0 == ~side2Failed~0 % 256;check_~tmp~3#1 := 1; 1207#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1208#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 1199#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 1200#L178 assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 1201#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 1202#L457 assume !(0 == check_~tmp___0~0#1); 1169#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 1192#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 1193#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 1364#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 1261#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 1262#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 1403#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 1400#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 1309#L158-1 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 1175#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 1176#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1298#L616-44 assume !(0 == assert_~arg#1 % 256); 1394#L611-22 assume { :end_inline_assert } true; 1349#L582-2 [2022-11-21 09:02:31,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:31,524 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 2 times [2022-11-21 09:02:31,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:31,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684557528] [2022-11-21 09:02:31,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:31,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:31,546 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:02:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:31,569 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:02:31,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:31,570 INFO L85 PathProgramCache]: Analyzing trace with hash -441046370, now seen corresponding path program 1 times [2022-11-21 09:02:31,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:31,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180340206] [2022-11-21 09:02:31,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:31,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:31,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:31,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:31,658 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180340206] [2022-11-21 09:02:31,659 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180340206] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:31,659 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:31,659 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 09:02:31,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757741377] [2022-11-21 09:02:31,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:31,660 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:02:31,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:02:31,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:02:31,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:02:31,662 INFO L87 Difference]: Start difference. First operand 255 states and 388 transitions. cyclomatic complexity: 134 Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:31,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:02:31,696 INFO L93 Difference]: Finished difference Result 469 states and 718 transitions. [2022-11-21 09:02:31,696 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 469 states and 718 transitions. [2022-11-21 09:02:31,702 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 452 [2022-11-21 09:02:31,706 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 469 states to 469 states and 718 transitions. [2022-11-21 09:02:31,706 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 469 [2022-11-21 09:02:31,707 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 469 [2022-11-21 09:02:31,707 INFO L73 IsDeterministic]: Start isDeterministic. Operand 469 states and 718 transitions. [2022-11-21 09:02:31,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:02:31,709 INFO L218 hiAutomatonCegarLoop]: Abstraction has 469 states and 718 transitions. [2022-11-21 09:02:31,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states and 718 transitions. [2022-11-21 09:02:31,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 290. [2022-11-21 09:02:31,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 290 states, 290 states have (on average 1.5241379310344827) internal successors, (442), 289 states have internal predecessors, (442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:31,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 290 states and 442 transitions. [2022-11-21 09:02:31,736 INFO L240 hiAutomatonCegarLoop]: Abstraction has 290 states and 442 transitions. [2022-11-21 09:02:31,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:02:31,745 INFO L428 stractBuchiCegarLoop]: Abstraction has 290 states and 442 transitions. [2022-11-21 09:02:31,745 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-21 09:02:31,746 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 290 states and 442 transitions. [2022-11-21 09:02:31,748 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 273 [2022-11-21 09:02:31,749 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:31,749 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:31,750 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:31,751 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:31,764 INFO L748 eck$LassoCheckResult]: Stem: 2125#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 2104#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 2007#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 2008#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 1942#L203 assume !(-2 != ~active_side_History_0~0); 1943#L206 assume !(0 != ~manual_selection_History_0~0); 1959#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 2117#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 2071#L215 assume !(-2 != ~active_side_History_1~0); 2072#L218 assume !(0 != ~manual_selection_History_1~0); 2106#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 2118#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 2038#L227 assume !(-2 != ~active_side_History_2~0); 2039#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 1997#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1998#L58 assume !(0 == assume_abort_if_not_~cond#1); 2073#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2074#L582-2 [2022-11-21 09:02:31,765 INFO L750 eck$LassoCheckResult]: Loop: 2074#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 2098#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 2076#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 2077#L80 assume { :end_inline_write_side1_failed_history } true; 2062#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 2063#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 2126#L110 assume { :end_inline_write_side2_failed_history } true; 2169#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 2168#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 2158#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2157#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 2149#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 2136#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 2133#L140 assume { :end_inline_write_active_side_history } true; 2130#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 2127#L447 assume !(0 == ~side1Failed~0 % 256); 2032#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 1937#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1938#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 1929#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 1930#L178 assume 0 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 1931#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 1932#L457 assume !(0 == check_~tmp___0~0#1); 1899#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 1922#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 1923#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 2087#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 1989#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 1990#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 2124#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 2122#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2036#L158-1 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 1903#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 1904#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2022#L616-44 assume !(0 == assert_~arg#1 % 256); 2120#L611-22 assume { :end_inline_assert } true; 2074#L582-2 [2022-11-21 09:02:31,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:31,766 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 3 times [2022-11-21 09:02:31,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:31,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295195211] [2022-11-21 09:02:31,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:31,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:31,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:31,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:02:31,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:31,809 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:02:31,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:31,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1258694820, now seen corresponding path program 1 times [2022-11-21 09:02:31,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:31,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133723270] [2022-11-21 09:02:31,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:31,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:32,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:32,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:32,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133723270] [2022-11-21 09:02:32,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133723270] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:32,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:32,006 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 09:02:32,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960051495] [2022-11-21 09:02:32,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:32,007 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:02:32,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:02:32,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:02:32,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:02:32,008 INFO L87 Difference]: Start difference. First operand 290 states and 442 transitions. cyclomatic complexity: 153 Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:32,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:02:32,042 INFO L93 Difference]: Finished difference Result 405 states and 617 transitions. [2022-11-21 09:02:32,043 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 405 states and 617 transitions. [2022-11-21 09:02:32,048 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 388 [2022-11-21 09:02:32,051 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 405 states to 405 states and 617 transitions. [2022-11-21 09:02:32,051 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 405 [2022-11-21 09:02:32,052 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 405 [2022-11-21 09:02:32,052 INFO L73 IsDeterministic]: Start isDeterministic. Operand 405 states and 617 transitions. [2022-11-21 09:02:32,053 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:02:32,053 INFO L218 hiAutomatonCegarLoop]: Abstraction has 405 states and 617 transitions. [2022-11-21 09:02:32,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states and 617 transitions. [2022-11-21 09:02:32,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 287. [2022-11-21 09:02:32,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 287 states have (on average 1.519163763066202) internal successors, (436), 286 states have internal predecessors, (436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:32,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 436 transitions. [2022-11-21 09:02:32,072 INFO L240 hiAutomatonCegarLoop]: Abstraction has 287 states and 436 transitions. [2022-11-21 09:02:32,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:02:32,075 INFO L428 stractBuchiCegarLoop]: Abstraction has 287 states and 436 transitions. [2022-11-21 09:02:32,075 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-21 09:02:32,075 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 287 states and 436 transitions. [2022-11-21 09:02:32,079 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2022-11-21 09:02:32,079 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:32,079 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:32,084 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:32,084 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:32,084 INFO L748 eck$LassoCheckResult]: Stem: 2821#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 2800#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 2708#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 2709#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 2643#L203 assume !(-2 != ~active_side_History_0~0); 2644#L206 assume !(0 != ~manual_selection_History_0~0); 2660#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 2813#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 2769#L215 assume !(-2 != ~active_side_History_1~0); 2770#L218 assume !(0 != ~manual_selection_History_1~0); 2802#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 2814#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 2737#L227 assume !(-2 != ~active_side_History_2~0); 2738#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 2698#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2699#L58 assume !(0 == assume_abort_if_not_~cond#1); 2771#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2772#L582-2 [2022-11-21 09:02:32,085 INFO L750 eck$LassoCheckResult]: Loop: 2772#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 2794#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 2774#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 2775#L80 assume { :end_inline_write_side1_failed_history } true; 2760#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 2761#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 2705#L110 assume { :end_inline_write_side2_failed_history } true; 2653#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 2655#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 2870#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2868#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 2784#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 2612#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 2689#L140 assume { :end_inline_write_active_side_history } true; 2628#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 2629#L447 assume !(0 == ~side1Failed~0 % 256); 2731#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 2638#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2639#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 2630#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 2631#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 2647#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 2632#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 2633#L457 assume !(0 == check_~tmp___0~0#1); 2600#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 2623#L88-2 assume 0 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_0~0; 2624#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 2786#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 2690#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 2691#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 2820#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 2818#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 2735#L158-1 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 2604#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 2605#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2721#L616-44 assume !(0 == assert_~arg#1 % 256); 2816#L611-22 assume { :end_inline_assert } true; 2772#L582-2 [2022-11-21 09:02:32,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:32,086 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 4 times [2022-11-21 09:02:32,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:32,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594628584] [2022-11-21 09:02:32,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:32,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:32,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:32,113 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:02:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:32,145 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:02:32,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:32,146 INFO L85 PathProgramCache]: Analyzing trace with hash 1050863100, now seen corresponding path program 1 times [2022-11-21 09:02:32,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:32,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832750194] [2022-11-21 09:02:32,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:32,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:32,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:32,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:32,274 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832750194] [2022-11-21 09:02:32,274 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832750194] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:32,274 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:32,274 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 09:02:32,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220559009] [2022-11-21 09:02:32,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:32,276 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:02:32,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:02:32,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:02:32,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:02:32,277 INFO L87 Difference]: Start difference. First operand 287 states and 436 transitions. cyclomatic complexity: 150 Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:32,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:02:32,358 INFO L93 Difference]: Finished difference Result 413 states and 622 transitions. [2022-11-21 09:02:32,359 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 413 states and 622 transitions. [2022-11-21 09:02:32,363 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 396 [2022-11-21 09:02:32,366 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 413 states to 413 states and 622 transitions. [2022-11-21 09:02:32,367 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 413 [2022-11-21 09:02:32,367 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 413 [2022-11-21 09:02:32,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 413 states and 622 transitions. [2022-11-21 09:02:32,369 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:02:32,369 INFO L218 hiAutomatonCegarLoop]: Abstraction has 413 states and 622 transitions. [2022-11-21 09:02:32,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states and 622 transitions. [2022-11-21 09:02:32,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 275. [2022-11-21 09:02:32,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 275 states, 275 states have (on average 1.4981818181818183) internal successors, (412), 274 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:32,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 412 transitions. [2022-11-21 09:02:32,378 INFO L240 hiAutomatonCegarLoop]: Abstraction has 275 states and 412 transitions. [2022-11-21 09:02:32,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:02:32,382 INFO L428 stractBuchiCegarLoop]: Abstraction has 275 states and 412 transitions. [2022-11-21 09:02:32,382 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-21 09:02:32,382 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 275 states and 412 transitions. [2022-11-21 09:02:32,384 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 258 [2022-11-21 09:02:32,384 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:32,385 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:32,386 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:32,386 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:32,386 INFO L748 eck$LassoCheckResult]: Stem: 3519#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 3497#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 3411#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 3412#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 3346#L203 assume !(-2 != ~active_side_History_0~0); 3347#L206 assume !(0 != ~manual_selection_History_0~0); 3363#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 3509#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 3465#L215 assume !(-2 != ~active_side_History_1~0); 3466#L218 assume !(0 != ~manual_selection_History_1~0); 3499#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 3510#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 3439#L227 assume !(-2 != ~active_side_History_2~0); 3440#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 3403#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3404#L58 assume !(0 == assume_abort_if_not_~cond#1); 3468#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 3469#L582-2 [2022-11-21 09:02:32,389 INFO L750 eck$LassoCheckResult]: Loop: 3469#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 3491#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 3470#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 3471#L80 assume { :end_inline_write_side1_failed_history } true; 3456#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 3457#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 3520#L110 assume { :end_inline_write_side2_failed_history } true; 3564#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 3563#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 3557#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 3550#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 3543#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 3514#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 3515#L140 assume { :end_inline_write_active_side_history } true; 3331#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 3332#L447 assume !(0 == ~side1Failed~0 % 256); 3435#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 3341#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3342#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 3333#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 3334#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 3350#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 3335#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 3336#L457 assume !(0 == check_~tmp___0~0#1); 3306#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 3327#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 3328#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 3406#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 3482#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 3392#L118-2 assume 0 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_0~0; 3393#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 3518#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 3516#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 3438#L158-1 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 3312#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 3313#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3427#L616-44 assume !(0 == assert_~arg#1 % 256); 3512#L611-22 assume { :end_inline_assert } true; 3469#L582-2 [2022-11-21 09:02:32,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:32,390 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 5 times [2022-11-21 09:02:32,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:32,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263185554] [2022-11-21 09:02:32,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:32,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:32,410 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:02:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:32,447 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:02:32,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:32,448 INFO L85 PathProgramCache]: Analyzing trace with hash -65839668, now seen corresponding path program 1 times [2022-11-21 09:02:32,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:32,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757348425] [2022-11-21 09:02:32,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:32,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:32,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:32,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:32,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757348425] [2022-11-21 09:02:32,550 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757348425] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:32,550 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:32,551 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 09:02:32,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430140687] [2022-11-21 09:02:32,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:32,551 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:02:32,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:02:32,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:02:32,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:02:32,553 INFO L87 Difference]: Start difference. First operand 275 states and 412 transitions. cyclomatic complexity: 138 Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:32,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:02:32,629 INFO L93 Difference]: Finished difference Result 431 states and 639 transitions. [2022-11-21 09:02:32,629 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 431 states and 639 transitions. [2022-11-21 09:02:32,633 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 414 [2022-11-21 09:02:32,636 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 431 states to 431 states and 639 transitions. [2022-11-21 09:02:32,637 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 431 [2022-11-21 09:02:32,637 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 431 [2022-11-21 09:02:32,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 431 states and 639 transitions. [2022-11-21 09:02:32,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:02:32,639 INFO L218 hiAutomatonCegarLoop]: Abstraction has 431 states and 639 transitions. [2022-11-21 09:02:32,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states and 639 transitions. [2022-11-21 09:02:32,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 263. [2022-11-21 09:02:32,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 263 states have (on average 1.4752851711026616) internal successors, (388), 262 states have internal predecessors, (388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:32,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 388 transitions. [2022-11-21 09:02:32,653 INFO L240 hiAutomatonCegarLoop]: Abstraction has 263 states and 388 transitions. [2022-11-21 09:02:32,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:02:32,656 INFO L428 stractBuchiCegarLoop]: Abstraction has 263 states and 388 transitions. [2022-11-21 09:02:32,656 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-21 09:02:32,656 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 263 states and 388 transitions. [2022-11-21 09:02:32,658 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 246 [2022-11-21 09:02:32,658 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:32,659 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:32,660 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:32,660 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:32,661 INFO L748 eck$LassoCheckResult]: Stem: 4213#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 4194#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 4115#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 4116#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 4055#L203 assume !(-2 != ~active_side_History_0~0); 4056#L206 assume !(0 != ~manual_selection_History_0~0); 4072#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 4206#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 4164#L215 assume !(-2 != ~active_side_History_1~0); 4165#L218 assume !(0 != ~manual_selection_History_1~0); 4196#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 4207#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 4139#L227 assume !(-2 != ~active_side_History_2~0); 4140#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 4105#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4106#L58 assume !(0 == assume_abort_if_not_~cond#1); 4166#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 4167#L582-2 [2022-11-21 09:02:32,661 INFO L750 eck$LassoCheckResult]: Loop: 4167#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 4190#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 4169#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 4170#L80 assume { :end_inline_write_side1_failed_history } true; 4155#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 4156#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 4112#L110 assume { :end_inline_write_side2_failed_history } true; 4065#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 4067#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 4060#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4061#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 4179#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 4028#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 4099#L140 assume { :end_inline_write_active_side_history } true; 4041#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 4042#L447 assume !(0 == ~side1Failed~0 % 256); 4135#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 4051#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4052#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 4043#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 4044#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 4059#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 4045#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 4046#L457 assume !(0 == check_~tmp___0~0#1); 4018#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 4037#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 4038#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 4111#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 4180#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 4100#L118-2 assume !(0 == read_side2_failed_history_~index#1 % 256); 4101#L121-2 assume 1 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_1~0; 4175#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 4212#L489 assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 4211#L148-1 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4138#L158-1 check_#t~ret17#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 4022#L491 assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 4023#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 4125#L616-44 assume !(0 == assert_~arg#1 % 256); 4209#L611-22 assume { :end_inline_assert } true; 4167#L582-2 [2022-11-21 09:02:32,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:32,662 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 6 times [2022-11-21 09:02:32,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:32,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558835219] [2022-11-21 09:02:32,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:32,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:32,687 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:02:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:32,711 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:02:32,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:32,713 INFO L85 PathProgramCache]: Analyzing trace with hash 60615819, now seen corresponding path program 1 times [2022-11-21 09:02:32,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:32,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259088960] [2022-11-21 09:02:32,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:32,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:32,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:32,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:32,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259088960] [2022-11-21 09:02:32,948 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259088960] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:32,948 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:32,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 09:02:32,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013003854] [2022-11-21 09:02:32,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:32,949 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:02:32,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:02:32,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:02:32,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 09:02:32,960 INFO L87 Difference]: Start difference. First operand 263 states and 388 transitions. cyclomatic complexity: 126 Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:33,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:02:33,040 INFO L93 Difference]: Finished difference Result 249 states and 357 transitions. [2022-11-21 09:02:33,040 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 249 states and 357 transitions. [2022-11-21 09:02:33,042 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 214 [2022-11-21 09:02:33,044 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 249 states to 231 states and 332 transitions. [2022-11-21 09:02:33,045 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 231 [2022-11-21 09:02:33,045 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 231 [2022-11-21 09:02:33,045 INFO L73 IsDeterministic]: Start isDeterministic. Operand 231 states and 332 transitions. [2022-11-21 09:02:33,046 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:02:33,046 INFO L218 hiAutomatonCegarLoop]: Abstraction has 231 states and 332 transitions. [2022-11-21 09:02:33,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states and 332 transitions. [2022-11-21 09:02:33,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2022-11-21 09:02:33,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 231 states have (on average 1.4372294372294372) internal successors, (332), 230 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:33,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 332 transitions. [2022-11-21 09:02:33,052 INFO L240 hiAutomatonCegarLoop]: Abstraction has 231 states and 332 transitions. [2022-11-21 09:02:33,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 09:02:33,054 INFO L428 stractBuchiCegarLoop]: Abstraction has 231 states and 332 transitions. [2022-11-21 09:02:33,054 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-21 09:02:33,054 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 231 states and 332 transitions. [2022-11-21 09:02:33,056 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 214 [2022-11-21 09:02:33,056 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:33,056 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:33,057 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:33,057 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:33,058 INFO L748 eck$LassoCheckResult]: Stem: 4704#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 4637#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 4638#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 4680#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 4606#L203 assume !(-2 != ~active_side_History_0~0); 4607#L206 assume !(0 != ~manual_selection_History_0~0); 4624#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 4678#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 4679#L215 assume !(-2 != ~active_side_History_1~0); 4641#L218 assume !(0 != ~manual_selection_History_1~0); 4642#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 4684#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 4685#L227 assume !(-2 != ~active_side_History_2~0); 4681#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 4663#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4633#L58 assume !(0 == assume_abort_if_not_~cond#1); 4634#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 4610#L582-2 [2022-11-21 09:02:33,058 INFO L750 eck$LassoCheckResult]: Loop: 4610#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 4611#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 4670#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 4557#L80 assume { :end_inline_write_side1_failed_history } true; 4558#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 4705#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 4672#L110 assume { :end_inline_write_side2_failed_history } true; 4617#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 4565#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 4566#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4575#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 4570#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 4551#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 4659#L140 assume { :end_inline_write_active_side_history } true; 4576#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 4577#L447 assume !(0 == ~side1Failed~0 % 256); 4608#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 4591#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4568#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 4569#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 4578#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 4613#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 4586#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 4587#L457 assume !(0 == check_~tmp___0~0#1); 4539#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 4549#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 4572#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 4671#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 4579#L487 assume !(0 != check_~tmp___7~0#1 % 256); 4543#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 4544#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 4675#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 4697#L98-3 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 4667#L503 assume !(0 == check_~tmp___11~0#1 % 256); 4582#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 4662#L148-3 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 4643#L158-3 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 4644#L519 assume !(check_~tmp___20~0#1 > -2); 4603#L519-1 check_#res#1 := 1; 4688#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 4689#L616-44 assume !(0 == assert_~arg#1 % 256); 4693#L611-22 assume { :end_inline_assert } true; 4610#L582-2 [2022-11-21 09:02:33,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:33,059 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 7 times [2022-11-21 09:02:33,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:33,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074705457] [2022-11-21 09:02:33,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:33,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:33,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:33,072 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:02:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:33,086 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:02:33,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:33,087 INFO L85 PathProgramCache]: Analyzing trace with hash -1230878447, now seen corresponding path program 1 times [2022-11-21 09:02:33,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:33,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3407548] [2022-11-21 09:02:33,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:33,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:33,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:33,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:33,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3407548] [2022-11-21 09:02:33,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3407548] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:33,281 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:33,281 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 09:02:33,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961198690] [2022-11-21 09:02:33,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:33,282 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:02:33,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:02:33,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 09:02:33,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-21 09:02:33,283 INFO L87 Difference]: Start difference. First operand 231 states and 332 transitions. cyclomatic complexity: 102 Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:33,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:02:33,612 INFO L93 Difference]: Finished difference Result 934 states and 1345 transitions. [2022-11-21 09:02:33,612 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 934 states and 1345 transitions. [2022-11-21 09:02:33,619 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 917 [2022-11-21 09:02:33,627 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 934 states to 934 states and 1345 transitions. [2022-11-21 09:02:33,628 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 934 [2022-11-21 09:02:33,629 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 934 [2022-11-21 09:02:33,629 INFO L73 IsDeterministic]: Start isDeterministic. Operand 934 states and 1345 transitions. [2022-11-21 09:02:33,631 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:02:33,631 INFO L218 hiAutomatonCegarLoop]: Abstraction has 934 states and 1345 transitions. [2022-11-21 09:02:33,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states and 1345 transitions. [2022-11-21 09:02:33,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 324. [2022-11-21 09:02:33,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 324 states, 324 states have (on average 1.404320987654321) internal successors, (455), 323 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:33,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 455 transitions. [2022-11-21 09:02:33,649 INFO L240 hiAutomatonCegarLoop]: Abstraction has 324 states and 455 transitions. [2022-11-21 09:02:33,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-21 09:02:33,653 INFO L428 stractBuchiCegarLoop]: Abstraction has 324 states and 455 transitions. [2022-11-21 09:02:33,653 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-21 09:02:33,653 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 324 states and 455 transitions. [2022-11-21 09:02:33,655 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 307 [2022-11-21 09:02:33,655 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:33,655 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:33,656 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:33,657 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:33,657 INFO L748 eck$LassoCheckResult]: Stem: 5924#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 5840#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 5841#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 5890#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 5806#L203 assume !(-2 != ~active_side_History_0~0); 5807#L206 assume !(0 != ~manual_selection_History_0~0); 5826#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 5888#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 5889#L215 assume !(-2 != ~active_side_History_1~0); 5844#L218 assume !(0 != ~manual_selection_History_1~0); 5845#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 5894#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 5895#L227 assume !(-2 != ~active_side_History_2~0); 5891#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 5871#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 5836#L58 assume !(0 == assume_abort_if_not_~cond#1); 5837#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 5810#L582-2 [2022-11-21 09:02:33,658 INFO L750 eck$LassoCheckResult]: Loop: 5810#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 5811#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 5878#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 5755#L80 assume { :end_inline_write_side1_failed_history } true; 5756#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 5925#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 6052#L110 assume { :end_inline_write_side2_failed_history } true; 6050#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 6051#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 6053#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 5775#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 5769#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 5749#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 5865#L140 assume { :end_inline_write_active_side_history } true; 5776#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 5777#L447 assume !(0 == ~side1Failed~0 % 256); 5808#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 5791#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 5767#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 5768#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 5778#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 5813#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 5785#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 5786#L457 assume !(0 == check_~tmp___0~0#1); 5746#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 5747#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 5879#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 5880#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 5955#L487 assume !(0 != check_~tmp___7~0#1 % 256); 5952#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 5951#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 5950#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 5949#L98-3 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 5939#L503 assume !(0 == check_~tmp___11~0#1 % 256); 5869#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 5870#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 5860#L151-3 assume 1 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_1~0; 5846#L158-3 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 5847#L519 assume !(check_~tmp___20~0#1 > -2); 5803#L519-1 check_#res#1 := 1; 5900#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 5901#L616-44 assume !(0 == assert_~arg#1 % 256); 5907#L611-22 assume { :end_inline_assert } true; 5810#L582-2 [2022-11-21 09:02:33,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:33,664 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 8 times [2022-11-21 09:02:33,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:33,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369798123] [2022-11-21 09:02:33,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:33,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:33,677 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:02:33,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:33,694 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:02:33,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:33,696 INFO L85 PathProgramCache]: Analyzing trace with hash -826136735, now seen corresponding path program 1 times [2022-11-21 09:02:33,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:33,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703126249] [2022-11-21 09:02:33,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:33,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:33,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:33,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:33,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703126249] [2022-11-21 09:02:33,832 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703126249] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:33,832 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:33,832 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 09:02:33,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707413985] [2022-11-21 09:02:33,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:33,833 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:02:33,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:02:33,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:02:33,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:02:33,834 INFO L87 Difference]: Start difference. First operand 324 states and 455 transitions. cyclomatic complexity: 132 Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:33,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:02:33,896 INFO L93 Difference]: Finished difference Result 371 states and 523 transitions. [2022-11-21 09:02:33,896 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 371 states and 523 transitions. [2022-11-21 09:02:33,899 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 354 [2022-11-21 09:02:33,902 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 371 states to 371 states and 523 transitions. [2022-11-21 09:02:33,902 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 371 [2022-11-21 09:02:33,903 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 371 [2022-11-21 09:02:33,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 371 states and 523 transitions. [2022-11-21 09:02:33,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:02:33,904 INFO L218 hiAutomatonCegarLoop]: Abstraction has 371 states and 523 transitions. [2022-11-21 09:02:33,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states and 523 transitions. [2022-11-21 09:02:33,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 231. [2022-11-21 09:02:33,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 231 states have (on average 1.4285714285714286) internal successors, (330), 230 states have internal predecessors, (330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:33,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 330 transitions. [2022-11-21 09:02:33,911 INFO L240 hiAutomatonCegarLoop]: Abstraction has 231 states and 330 transitions. [2022-11-21 09:02:33,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:02:33,912 INFO L428 stractBuchiCegarLoop]: Abstraction has 231 states and 330 transitions. [2022-11-21 09:02:33,913 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-21 09:02:33,913 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 231 states and 330 transitions. [2022-11-21 09:02:33,916 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 214 [2022-11-21 09:02:33,916 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:33,917 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:33,917 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:33,918 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:33,918 INFO L748 eck$LassoCheckResult]: Stem: 6603#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 6538#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 6539#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 6580#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 6506#L203 assume !(-2 != ~active_side_History_0~0); 6507#L206 assume !(0 != ~manual_selection_History_0~0); 6523#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 6577#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 6578#L215 assume !(-2 != ~active_side_History_1~0); 6540#L218 assume !(0 != ~manual_selection_History_1~0); 6541#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 6583#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 6584#L227 assume !(-2 != ~active_side_History_2~0); 6581#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 6565#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 6532#L58 assume !(0 == assume_abort_if_not_~cond#1); 6533#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 6509#L582-2 [2022-11-21 09:02:33,918 INFO L750 eck$LassoCheckResult]: Loop: 6509#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 6510#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 6569#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 6455#L80 assume { :end_inline_write_side1_failed_history } true; 6456#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 6604#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 6650#L110 assume { :end_inline_write_side2_failed_history } true; 6648#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 6649#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 6661#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 6660#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 6659#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 6653#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 6652#L140 assume { :end_inline_write_active_side_history } true; 6651#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 6504#L447 assume !(0 == ~side1Failed~0 % 256); 6505#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 6489#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 6466#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 6467#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 6476#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 6512#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 6484#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 6485#L457 assume !(0 == check_~tmp___0~0#1); 6437#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 6447#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 6470#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 6570#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 6477#L487 assume !(0 != check_~tmp___7~0#1 % 256); 6441#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 6442#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 6574#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 6596#L98-3 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 6566#L503 assume !(0 == check_~tmp___11~0#1 % 256); 6480#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 6561#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 6553#L151-3 assume !(1 == read_active_side_history_~index#1 % 256); 6554#L154-3 assume 2 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_2~0; 6542#L158-3 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 6543#L519 assume !(check_~tmp___20~0#1 > -2); 6501#L519-1 check_#res#1 := 1; 6587#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 6588#L616-44 assume !(0 == assert_~arg#1 % 256); 6592#L611-22 assume { :end_inline_assert } true; 6509#L582-2 [2022-11-21 09:02:33,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:33,923 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 9 times [2022-11-21 09:02:33,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:33,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976632267] [2022-11-21 09:02:33,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:33,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:33,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:33,950 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:02:33,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:33,966 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:02:33,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:33,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1021494442, now seen corresponding path program 1 times [2022-11-21 09:02:33,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:33,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240547347] [2022-11-21 09:02:33,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:33,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:34,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:34,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:34,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240547347] [2022-11-21 09:02:34,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240547347] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:34,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:34,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-21 09:02:34,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559008233] [2022-11-21 09:02:34,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:34,211 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:02:34,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:02:34,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-21 09:02:34,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-21 09:02:34,212 INFO L87 Difference]: Start difference. First operand 231 states and 330 transitions. cyclomatic complexity: 100 Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 7 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:34,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:02:34,619 INFO L93 Difference]: Finished difference Result 605 states and 872 transitions. [2022-11-21 09:02:34,622 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 605 states and 872 transitions. [2022-11-21 09:02:34,627 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 585 [2022-11-21 09:02:34,632 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 605 states to 605 states and 872 transitions. [2022-11-21 09:02:34,632 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 605 [2022-11-21 09:02:34,633 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 605 [2022-11-21 09:02:34,633 INFO L73 IsDeterministic]: Start isDeterministic. Operand 605 states and 872 transitions. [2022-11-21 09:02:34,634 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:02:34,635 INFO L218 hiAutomatonCegarLoop]: Abstraction has 605 states and 872 transitions. [2022-11-21 09:02:34,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 605 states and 872 transitions. [2022-11-21 09:02:34,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 605 to 236. [2022-11-21 09:02:34,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 236 states have (on average 1.4194915254237288) internal successors, (335), 235 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:34,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 335 transitions. [2022-11-21 09:02:34,644 INFO L240 hiAutomatonCegarLoop]: Abstraction has 236 states and 335 transitions. [2022-11-21 09:02:34,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-21 09:02:34,645 INFO L428 stractBuchiCegarLoop]: Abstraction has 236 states and 335 transitions. [2022-11-21 09:02:34,645 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-21 09:02:34,645 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 236 states and 335 transitions. [2022-11-21 09:02:34,647 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 219 [2022-11-21 09:02:34,647 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:34,647 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:34,648 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:34,648 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:34,649 INFO L748 eck$LassoCheckResult]: Stem: 7475#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 7404#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 7405#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 7450#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 7373#L203 assume !(-2 != ~active_side_History_0~0); 7374#L206 assume !(0 != ~manual_selection_History_0~0); 7391#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 7447#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 7448#L215 assume !(-2 != ~active_side_History_1~0); 7408#L218 assume !(0 != ~manual_selection_History_1~0); 7409#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 7453#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 7454#L227 assume !(-2 != ~active_side_History_2~0); 7451#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 7431#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7400#L58 assume !(0 == assume_abort_if_not_~cond#1); 7401#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 7376#L582-2 [2022-11-21 09:02:34,649 INFO L750 eck$LassoCheckResult]: Loop: 7376#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 7377#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 7438#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 7323#L80 assume { :end_inline_write_side1_failed_history } true; 7324#L277 assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 7478#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 7503#L110 assume { :end_inline_write_side2_failed_history } true; 7502#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 7501#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 7498#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 7497#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 7496#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 7490#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 7489#L140 assume { :end_inline_write_active_side_history } true; 7341#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 7342#L447 assume !(0 == ~side1Failed~0 % 256); 7372#L450 assume !(0 == ~side2Failed~0 % 256);check_~tmp~3#1 := 0; 7356#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7334#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 7335#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 7344#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 7379#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 7351#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 7352#L457 assume !(0 == check_~tmp___0~0#1); 7305#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 7315#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 7338#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7439#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 7345#L487 assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 7346#L118-2 assume !(0 == read_side2_failed_history_~index#1 % 256); 7319#L121-2 assume 1 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_1~0; 7320#L128-2 check_#t~ret16#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := check_#t~ret16#1;havoc check_#t~ret16#1; 7473#L489 assume !(0 == check_~tmp___8~0#1 % 256); 7360#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 7443#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 7444#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7466#L98-3 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 7467#L503 assume !(0 == check_~tmp___11~0#1 % 256); 7348#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 7430#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 7421#L151-3 assume !(1 == read_active_side_history_~index#1 % 256); 7422#L154-3 assume 2 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_2~0; 7410#L158-3 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 7411#L519 assume !(check_~tmp___20~0#1 > -2); 7369#L519-1 check_#res#1 := 1; 7457#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 7458#L616-44 assume !(0 == assert_~arg#1 % 256); 7462#L611-22 assume { :end_inline_assert } true; 7376#L582-2 [2022-11-21 09:02:34,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:34,650 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 10 times [2022-11-21 09:02:34,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:34,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789274374] [2022-11-21 09:02:34,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:34,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:34,664 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:02:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:34,683 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:02:34,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:34,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1579522224, now seen corresponding path program 1 times [2022-11-21 09:02:34,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:34,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126778609] [2022-11-21 09:02:34,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:34,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:34,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:34,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:34,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126778609] [2022-11-21 09:02:34,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126778609] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:34,908 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:34,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 09:02:34,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479376524] [2022-11-21 09:02:34,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:34,909 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 09:02:34,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:02:34,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:02:34,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 09:02:34,911 INFO L87 Difference]: Start difference. First operand 236 states and 335 transitions. cyclomatic complexity: 100 Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:34,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:02:34,936 INFO L93 Difference]: Finished difference Result 238 states and 336 transitions. [2022-11-21 09:02:34,936 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 238 states and 336 transitions. [2022-11-21 09:02:34,972 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 203 [2022-11-21 09:02:34,974 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 238 states to 220 states and 308 transitions. [2022-11-21 09:02:34,975 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 220 [2022-11-21 09:02:34,975 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 220 [2022-11-21 09:02:34,975 INFO L73 IsDeterministic]: Start isDeterministic. Operand 220 states and 308 transitions. [2022-11-21 09:02:34,976 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:02:34,976 INFO L218 hiAutomatonCegarLoop]: Abstraction has 220 states and 308 transitions. [2022-11-21 09:02:34,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states and 308 transitions. [2022-11-21 09:02:34,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2022-11-21 09:02:34,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 220 states have (on average 1.4) internal successors, (308), 219 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 09:02:34,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 308 transitions. [2022-11-21 09:02:34,983 INFO L240 hiAutomatonCegarLoop]: Abstraction has 220 states and 308 transitions. [2022-11-21 09:02:34,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 09:02:34,984 INFO L428 stractBuchiCegarLoop]: Abstraction has 220 states and 308 transitions. [2022-11-21 09:02:34,984 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-21 09:02:34,985 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 220 states and 308 transitions. [2022-11-21 09:02:34,986 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 203 [2022-11-21 09:02:34,987 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 09:02:34,987 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 09:02:34,988 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:34,988 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:02:34,989 INFO L748 eck$LassoCheckResult]: Stem: 7955#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(52, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 7890#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~side1Failed~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~side2Failed~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;~side1Failed_History_0~0 := main_#t~nondet35#1;havoc main_#t~nondet35#1;~side1Failed_History_1~0 := main_#t~nondet36#1;havoc main_#t~nondet36#1;~side1Failed_History_2~0 := main_#t~nondet37#1;havoc main_#t~nondet37#1;~side2Failed_History_0~0 := main_#t~nondet38#1;havoc main_#t~nondet38#1;~side2Failed_History_1~0 := main_#t~nondet39#1;havoc main_#t~nondet39#1;~side2Failed_History_2~0 := main_#t~nondet40#1;havoc main_#t~nondet40#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 7891#L197 assume !(0 != ~side1Failed_History_0~0 % 256); 7931#L200 assume !(0 != ~side2Failed_History_0~0 % 256); 7856#L203 assume !(-2 != ~active_side_History_0~0); 7857#L206 assume !(0 != ~manual_selection_History_0~0); 7875#L209 assume !(0 != ~side1Failed_History_1~0 % 256); 7929#L212 assume !(0 != ~side2Failed_History_1~0 % 256); 7930#L215 assume !(-2 != ~active_side_History_1~0); 7892#L218 assume !(0 != ~manual_selection_History_1~0); 7893#L221 assume !(0 != ~side1Failed_History_2~0 % 256); 7935#L224 assume !(0 != ~side2Failed_History_2~0 % 256); 7936#L227 assume !(-2 != ~active_side_History_2~0); 7932#L230 assume !(0 != ~manual_selection_History_2~0);init_#res#1 := 1; 7917#L233 main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7884#L58 assume !(0 == assume_abort_if_not_~cond#1); 7885#L57 assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 7861#L582-2 [2022-11-21 09:02:34,989 INFO L750 eck$LassoCheckResult]: Loop: 7861#L582-2 assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 7862#L170 assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 7921#L261 assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;~side1Failed~0 := Side1_activestandby_task_each_pals_period_#t~nondet5#1;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := ~side1Failed~0;havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := ~side1Failed_History_1~0;~side1Failed_History_1~0 := ~side1Failed_History_0~0;~side1Failed_History_0~0 := write_side1_failed_history_~val#1; 7806#L80 assume { :end_inline_write_side1_failed_history } true; 7807#L277 assume !(0 != ~side1Failed~0 % 256);Side1_activestandby_task_each_pals_period_~side1~0#1 := ~s1s1_old~0;~s1s1_old~0 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~s2s1_old~0;~s2s1_old~0 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := ~cs1_old~0;~cs1_old~0 := ~nomsg~0; 7957#L290 assume Side1_activestandby_task_each_pals_period_~side1~0#1 == Side1_activestandby_task_each_pals_period_~side2~0#1;Side1_activestandby_task_each_pals_period_~next_state~0#1 := 1; 7809#L309-1 ~s1s1_new~0 := (if (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s1_new~0) % 256 <= 127 then (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s1_new~0) % 256 else (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s2_new~0) % 256 <= 127 then (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s2_new~0) % 256 else (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1p_new~0) % 256 <= 127 then (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1p_new~0) % 256 else (if Side1_activestandby_task_each_pals_period_~next_state~0#1 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then Side1_activestandby_task_each_pals_period_~next_state~0#1 else ~s1p_new~0) % 256 - 256);~side1_written~0 := Side1_activestandby_task_each_pals_period_~next_state~0#1; 7838#L318 assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;~side2Failed~0 := Side2_activestandby_task_each_pals_period_#t~nondet7#1;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := ~side2Failed~0;havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := ~side2Failed_History_1~0;~side2Failed_History_1~0 := ~side2Failed_History_0~0;~side2Failed_History_0~0 := write_side2_failed_history_~val#1; 7924#L110 assume { :end_inline_write_side2_failed_history } true; 7868#L334 assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 7814#L375 assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 7815#L148 assume 0 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_0~0; 7828#L158 Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 7819#L394 assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 7804#L408 assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 7910#L140 assume { :end_inline_write_active_side_history } true; 7829#L418 assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 7830#L447 assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 7840#L450-2 assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if 0 == check_~tmp~3#1 then 0 else 1) % 256;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 7817#L58-2 assume !(0 == assume_abort_if_not_~cond#1); 7818#L57-1 assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 7831#L178 assume !(0 == read_manual_selection_history_~index#1 % 256); 7864#L181 assume 1 == read_manual_selection_history_~index#1 % 256;read_manual_selection_history_#res#1 := ~manual_selection_History_1~0; 7835#L188 check_#t~ret10#1 := read_manual_selection_history_#res#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 7836#L457 assume !(0 == check_~tmp___0~0#1); 7788#L457-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 7798#L88-2 assume !(0 == read_side1_failed_history_~index#1 % 256); 7821#L91-2 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7922#L98-2 check_#t~ret15#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := check_#t~ret15#1;havoc check_#t~ret15#1; 7824#L487 assume !(0 != check_~tmp___7~0#1 % 256); 7792#L487-1 assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 7793#L88-3 assume !(0 == read_side1_failed_history_~index#1 % 256); 7926#L91-3 assume 1 == read_side1_failed_history_~index#1 % 256;read_side1_failed_history_#res#1 := ~side1Failed_History_1~0; 7948#L98-3 check_#t~ret19#1 := read_side1_failed_history_#res#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___11~0#1 := check_#t~ret19#1;havoc check_#t~ret19#1; 7918#L503 assume 0 == check_~tmp___11~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 7899#L118-4 assume !(0 == read_side2_failed_history_~index#1 % 256); 7900#L121-4 assume 1 == read_side2_failed_history_~index#1 % 256;read_side2_failed_history_#res#1 := ~side2Failed_History_1~0; 7928#L128-4 check_#t~ret20#1 := read_side2_failed_history_#res#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___12~0#1 := check_#t~ret20#1;havoc check_#t~ret20#1; 7876#L505 assume !(0 != check_~tmp___12~0#1 % 256); 7827#L503-1 assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 2;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 7913#L148-3 assume !(0 == read_active_side_history_~index#1 % 256); 7905#L151-3 assume !(1 == read_active_side_history_~index#1 % 256); 7906#L154-3 assume 2 == read_active_side_history_~index#1 % 256;read_active_side_history_#res#1 := ~active_side_History_2~0; 7894#L158-3 check_#t~ret23#1 := read_active_side_history_#res#1;assume { :end_inline_read_active_side_history } true;check_~tmp___20~0#1 := check_#t~ret23#1;havoc check_#t~ret23#1; 7895#L519 assume !(check_~tmp___20~0#1 > -2); 7853#L519-1 check_#res#1 := 1; 7939#L537 main_#t~ret48#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 7940#L616-44 assume !(0 == assert_~arg#1 % 256); 7944#L611-22 assume { :end_inline_assert } true; 7861#L582-2 [2022-11-21 09:02:34,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:34,991 INFO L85 PathProgramCache]: Analyzing trace with hash -613005151, now seen corresponding path program 11 times [2022-11-21 09:02:34,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:34,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561631136] [2022-11-21 09:02:34,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:34,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:35,007 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:02:35,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:35,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:02:35,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:35,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1232168553, now seen corresponding path program 1 times [2022-11-21 09:02:35,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:35,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731556991] [2022-11-21 09:02:35,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:35,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:35,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:35,082 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 09:02:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 09:02:35,134 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 09:02:35,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:02:35,137 INFO L85 PathProgramCache]: Analyzing trace with hash 561770953, now seen corresponding path program 1 times [2022-11-21 09:02:35,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:02:35,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183853616] [2022-11-21 09:02:35,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:02:35,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:02:35,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:02:35,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:02:35,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:02:35,294 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183853616] [2022-11-21 09:02:35,295 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183853616] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:02:35,295 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:02:35,295 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 09:02:35,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172327455] [2022-11-21 09:02:35,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:02:46,341 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 09:02:46,342 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 09:02:46,342 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 09:02:46,342 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 09:02:46,342 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-21 09:02:46,342 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 09:02:46,343 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 09:02:46,343 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 09:02:46,343 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_STARTPALS_ActiveStandby.1.ufo.UNBOUNDED.pals.c_Iteration12_Loop [2022-11-21 09:02:46,343 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 09:02:46,344 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 09:02:46,411 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,423 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,426 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,431 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,434 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,437 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,440 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,449 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,451 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,453 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,455 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,457 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,459 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,461 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,463 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,466 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,469 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,472 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,477 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,479 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,481 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,483 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,485 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,491 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,493 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,496 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,499 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,501 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,503 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,506 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,511 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,514 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,520 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,577 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,580 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,582 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,586 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,588 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,590 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,593 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,599 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,602 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,610 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,612 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,617 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,622 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,634 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,637 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,662 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,664 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,667 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:46,672 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:49,286 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:49,289 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:49,294 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 09:02:53,460 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 27