./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a44e961521da9b8f4535724e185f402d94bec27d495ab6df10e2b3c1ffa4513a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 12:37:57,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 12:37:57,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 12:37:57,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 12:37:57,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 12:37:57,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 12:37:57,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 12:37:57,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 12:37:57,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 12:37:57,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 12:37:57,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 12:37:57,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 12:37:57,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 12:37:57,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 12:37:57,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 12:37:57,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 12:37:57,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 12:37:57,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 12:37:57,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 12:37:57,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 12:37:57,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 12:37:57,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 12:37:57,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 12:37:57,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 12:37:58,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 12:37:58,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 12:37:58,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 12:37:58,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 12:37:58,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 12:37:58,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 12:37:58,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 12:37:58,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 12:37:58,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 12:37:58,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 12:37:58,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 12:37:58,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 12:37:58,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 12:37:58,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 12:37:58,007 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 12:37:58,008 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 12:37:58,008 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 12:37:58,009 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 12:37:58,024 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 12:37:58,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 12:37:58,024 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 12:37:58,024 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 12:37:58,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 12:37:58,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 12:37:58,025 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 12:37:58,025 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 12:37:58,025 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 12:37:58,025 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 12:37:58,026 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 12:37:58,026 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 12:37:58,026 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 12:37:58,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 12:37:58,026 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 12:37:58,026 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 12:37:58,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 12:37:58,026 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 12:37:58,026 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 12:37:58,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 12:37:58,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 12:37:58,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 12:37:58,027 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 12:37:58,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 12:37:58,027 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 12:37:58,027 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 12:37:58,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 12:37:58,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 12:37:58,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 12:37:58,028 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 12:37:58,028 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 12:37:58,028 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 12:37:58,029 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_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a44e961521da9b8f4535724e185f402d94bec27d495ab6df10e2b3c1ffa4513a [2022-12-13 12:37:58,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 12:37:58,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 12:37:58,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 12:37:58,245 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 12:37:58,245 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 12:37:58,247 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c [2022-12-13 12:38:00,838 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 12:38:01,000 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 12:38:01,001 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c [2022-12-13 12:38:01,008 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/data/414e10454/2f67bfb85b9d401b8920d2be0a320f3c/FLAGa50a0435a [2022-12-13 12:38:01,018 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/data/414e10454/2f67bfb85b9d401b8920d2be0a320f3c [2022-12-13 12:38:01,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 12:38:01,022 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 12:38:01,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 12:38:01,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 12:38:01,027 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 12:38:01,028 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@309910b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01, skipping insertion in model container [2022-12-13 12:38:01,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 12:38:01,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 12:38:01,225 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_f42e6331-a845-4cb3-a523-5d2c53fafe16/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c[16936,16949] [2022-12-13 12:38:01,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:38:01,236 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 12:38:01,275 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_f42e6331-a845-4cb3-a523-5d2c53fafe16/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c[16936,16949] [2022-12-13 12:38:01,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:38:01,287 INFO L208 MainTranslator]: Completed translation [2022-12-13 12:38:01,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01 WrapperNode [2022-12-13 12:38:01,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 12:38:01,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 12:38:01,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 12:38:01,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 12:38:01,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,301 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,325 INFO L138 Inliner]: procedures = 25, calls = 17, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 392 [2022-12-13 12:38:01,325 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 12:38:01,326 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 12:38:01,326 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 12:38:01,326 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 12:38:01,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,348 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 12:38:01,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 12:38:01,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 12:38:01,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 12:38:01,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01" (1/1) ... [2022-12-13 12:38:01,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:38:01,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:38:01,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 12:38:01,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f42e6331-a845-4cb3-a523-5d2c53fafe16/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 12:38:01,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 12:38:01,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 12:38:01,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 12:38:01,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 12:38:01,495 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 12:38:01,496 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 12:38:01,886 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 12:38:01,894 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 12:38:01,894 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 12:38:01,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:38:01 BoogieIcfgContainer [2022-12-13 12:38:01,896 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 12:38:01,897 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 12:38:01,897 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 12:38:01,900 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 12:38:01,901 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 12:38:01,901 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 12:38:01" (1/3) ... [2022-12-13 12:38:01,902 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@603d1bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 12:38:01, skipping insertion in model container [2022-12-13 12:38:01,902 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 12:38:01,902 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:38:01" (2/3) ... [2022-12-13 12:38:01,902 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@603d1bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 12:38:01, skipping insertion in model container [2022-12-13 12:38:01,902 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 12:38:01,902 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:38:01" (3/3) ... [2022-12-13 12:38:01,903 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c [2022-12-13 12:38:01,955 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 12:38:01,955 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 12:38:01,956 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 12:38:01,956 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 12:38:01,956 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 12:38:01,956 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 12:38:01,956 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 12:38:01,956 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 12:38:01,961 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 120 states, 119 states have (on average 1.7563025210084033) internal successors, (209), 119 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 12:38:01,986 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 69 [2022-12-13 12:38:01,986 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 12:38:01,986 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 12:38:01,994 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:38:01,994 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] [2022-12-13 12:38:01,995 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 12:38:01,995 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 120 states, 119 states have (on average 1.7563025210084033) internal successors, (209), 119 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 12:38:02,001 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 69 [2022-12-13 12:38:02,001 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 12:38:02,001 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 12:38:02,002 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:38:02,002 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] [2022-12-13 12:38:02,010 INFO L748 eck$LassoCheckResult]: Stem: 30#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~alive6~0 := 0; 38#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_#t~post37#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~alive1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~alive2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~alive3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~alive4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~id5~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~st5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~send5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~alive5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~id6~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~st6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~send6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~mode6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~alive6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 26#L288true assume !(0 == ~r1~0);init_~tmp~0#1 := 0; 57#L288-1true init_#res#1 := init_~tmp~0#1; 84#init_returnLabel#1true main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#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; 40#L22true assume 0 == assume_abort_if_not_~cond#1;assume false; 87#L21true assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 76#L529-2true [2022-12-13 12:38:02,011 INFO L750 eck$LassoCheckResult]: Loop: 76#L529-2true assume !!(main_~i2~0#1 < 12);assume { :begin_inline_node1 } true;havoc node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 101#L84true assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 85#L88true assume !(node1_~m1~0#1 != ~nomsg~0); 99#L88-1true ~mode1~0 := 0; 25#L84-2true assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 103#L119true assume !(0 != ~mode2~0 % 256); 15#L136true assume 0 != ~alive2~0 % 256;~p2_new~0 := (if (if ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0 then ~send2~0 else ~p2_new~0) % 256 <= 127 then (if ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0 then ~send2~0 else ~p2_new~0) % 256 else (if ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0 then ~send2~0 else ~p2_new~0) % 256 - 256); 17#L139-2true ~mode2~0 := 1; 43#L119-2true assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 8#L153true assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 112#L156true assume !(node3_~m3~0#1 != ~nomsg~0); 90#L156-1true ~mode3~0 := 0; 107#L153-2true assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 105#L187true assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 54#L190true assume !(node4_~m4~0#1 != ~nomsg~0); 88#L190-1true ~mode4~0 := 0; 75#L187-2true assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 79#L221true assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 69#L224true assume !(node5_~m5~0#1 != ~nomsg~0); 104#L224-1true ~mode5~0 := 0; 53#L221-2true assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 18#L255true assume !(0 != ~mode6~0 % 256); 42#L272true assume 0 != ~alive6~0 % 256;~p6_new~0 := (if (if ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0 then ~send6~0 else ~p6_new~0) % 256 <= 127 then (if ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0 then ~send6~0 else ~p6_new~0) % 256 else (if ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0 then ~send6~0 else ~p6_new~0) % 256 - 256); 100#L275-2true ~mode6~0 := 1; 111#L255-2true assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3#L461true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);check_~tmp~1#1 := 0; 46#L461-1true check_#res#1 := check_~tmp~1#1; 19#check_returnLabel#1true main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#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; 74#L562true assume !(0 == assert_~arg#1 % 256); 118#L557true assume { :end_inline_assert } true;main_#t~post37#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post37#1;havoc main_#t~post37#1; 76#L529-2true [2022-12-13 12:38:02,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:38:02,017 INFO L85 PathProgramCache]: Analyzing trace with hash 2035845626, now seen corresponding path program 1 times [2022-12-13 12:38:02,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:38:02,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966790776] [2022-12-13 12:38:02,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:38:02,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:38:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:38:02,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:38:02,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:38:02,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966790776] [2022-12-13 12:38:02,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966790776] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:38:02,136 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:38:02,136 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 12:38:02,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078430917] [2022-12-13 12:38:02,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:38:02,141 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 12:38:02,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:38:02,142 INFO L85 PathProgramCache]: Analyzing trace with hash 567453173, now seen corresponding path program 1 times [2022-12-13 12:38:02,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:38:02,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164804120] [2022-12-13 12:38:02,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:38:02,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:38:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:38:02,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:38:02,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:38:02,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164804120] [2022-12-13 12:38:02,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164804120] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:38:02,387 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:38:02,387 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 12:38:02,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730234611] [2022-12-13 12:38:02,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:38:02,388 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 12:38:02,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 12:38:02,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 12:38:02,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 12:38:02,420 INFO L87 Difference]: Start difference. First operand has 120 states, 119 states have (on average 1.7563025210084033) internal successors, (209), 119 states have internal predecessors, (209), 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 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 12:38:02,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 12:38:02,435 INFO L93 Difference]: Finished difference Result 120 states and 206 transitions. [2022-12-13 12:38:02,437 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 120 states and 206 transitions. [2022-12-13 12:38:02,440 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 68 [2022-12-13 12:38:02,445 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 120 states to 115 states and 201 transitions. [2022-12-13 12:38:02,446 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 115 [2022-12-13 12:38:02,446 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 115 [2022-12-13 12:38:02,447 INFO L73 IsDeterministic]: Start isDeterministic. Operand 115 states and 201 transitions. [2022-12-13 12:38:02,448 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 12:38:02,448 INFO L218 hiAutomatonCegarLoop]: Abstraction has 115 states and 201 transitions. [2022-12-13 12:38:02,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states and 201 transitions. [2022-12-13 12:38:02,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2022-12-13 12:38:02,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 115 states have (on average 1.7478260869565216) internal successors, (201), 114 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 12:38:02,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 201 transitions. [2022-12-13 12:38:02,473 INFO L240 hiAutomatonCegarLoop]: Abstraction has 115 states and 201 transitions. [2022-12-13 12:38:02,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 12:38:02,477 INFO L428 stractBuchiCegarLoop]: Abstraction has 115 states and 201 transitions. [2022-12-13 12:38:02,477 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 12:38:02,477 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 115 states and 201 transitions. [2022-12-13 12:38:02,479 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 68 [2022-12-13 12:38:02,479 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 12:38:02,479 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 12:38:02,480 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:38:02,480 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] [2022-12-13 12:38:02,481 INFO L748 eck$LassoCheckResult]: Stem: 302#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~alive6~0 := 0; 303#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_#t~post37#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~alive1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~alive2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~alive3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~alive4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~id5~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~st5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~send5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~alive5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~id6~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~st6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~send6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~mode6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~alive6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 299#L288 assume !(0 == ~r1~0);init_~tmp~0#1 := 0; 256#L288-1 init_#res#1 := init_~tmp~0#1; 333#init_returnLabel#1 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#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; 313#L22 assume !(0 == assume_abort_if_not_~cond#1); 314#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 353#L529-2 [2022-12-13 12:38:02,481 INFO L750 eck$LassoCheckResult]: Loop: 353#L529-2 assume !!(main_~i2~0#1 < 12);assume { :begin_inline_node1 } true;havoc node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 354#L84 assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 358#L88 assume !(node1_~m1~0#1 != ~nomsg~0); 310#L88-1 ~mode1~0 := 0; 297#L84-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 298#L119 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 320#L122 assume !(node2_~m2~0#1 != ~nomsg~0); 291#L122-1 ~mode2~0 := 0; 279#L119-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 264#L153 assume !(0 != ~mode3~0 % 256); 265#L170 assume 0 != ~alive3~0 % 256;~p3_new~0 := (if (if ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0 then ~send3~0 else ~p3_new~0) % 256 <= 127 then (if ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0 then ~send3~0 else ~p3_new~0) % 256 else (if ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0 then ~send3~0 else ~p3_new~0) % 256 - 256); 324#L173-2 ~mode3~0 := 1; 361#L153-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 364#L187 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 326#L190 assume !(node4_~m4~0#1 != ~nomsg~0); 328#L190-1 ~mode4~0 := 0; 351#L187-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 352#L221 assume !(0 != ~mode5~0 % 256); 294#L238 assume 0 != ~alive5~0 % 256;~p5_new~0 := (if (if ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0 then ~send5~0 else ~p5_new~0) % 256 <= 127 then (if ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0 then ~send5~0 else ~p5_new~0) % 256 else (if ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0 then ~send5~0 else ~p5_new~0) % 256 - 256); 295#L241-2 ~mode5~0 := 1; 325#L221-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 280#L255 assume !(0 != ~mode6~0 % 256); 281#L272 assume 0 != ~alive6~0 % 256;~p6_new~0 := (if (if ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0 then ~send6~0 else ~p6_new~0) % 256 <= 127 then (if ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0 then ~send6~0 else ~p6_new~0) % 256 else (if ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0 then ~send6~0 else ~p6_new~0) % 256 - 256); 315#L275-2 ~mode6~0 := 1; 273#L255-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 251#L461 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);check_~tmp~1#1 := 0; 252#L461-1 check_#res#1 := check_~tmp~1#1; 283#check_returnLabel#1 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#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; 284#L562 assume !(0 == assert_~arg#1 % 256); 350#L557 assume { :end_inline_assert } true;main_#t~post37#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post37#1;havoc main_#t~post37#1; 353#L529-2 [2022-12-13 12:38:02,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:38:02,482 INFO L85 PathProgramCache]: Analyzing trace with hash 2035845688, now seen corresponding path program 1 times [2022-12-13 12:38:02,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:38:02,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754170348] [2022-12-13 12:38:02,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:38:02,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:38:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:38:02,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:38:02,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:38:02,541 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754170348] [2022-12-13 12:38:02,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754170348] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:38:02,542 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:38:02,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 12:38:02,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075458659] [2022-12-13 12:38:02,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:38:02,542 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 12:38:02,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:38:02,543 INFO L85 PathProgramCache]: Analyzing trace with hash 840737718, now seen corresponding path program 1 times [2022-12-13 12:38:02,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:38:02,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180188560] [2022-12-13 12:38:02,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:38:02,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:38:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:38:02,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:38:02,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:38:02,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180188560] [2022-12-13 12:38:02,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180188560] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:38:02,723 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:38:02,723 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 12:38:02,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887243723] [2022-12-13 12:38:02,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:38:02,724 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 12:38:02,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 12:38:02,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 12:38:02,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 12:38:02,725 INFO L87 Difference]: Start difference. First operand 115 states and 201 transitions. cyclomatic complexity: 87 Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 12:38:02,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 12:38:02,803 INFO L93 Difference]: Finished difference Result 118 states and 203 transitions. [2022-12-13 12:38:02,803 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 118 states and 203 transitions. [2022-12-13 12:38:02,805 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 68 [2022-12-13 12:38:02,806 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 118 states to 115 states and 160 transitions. [2022-12-13 12:38:02,806 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 115 [2022-12-13 12:38:02,807 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 115 [2022-12-13 12:38:02,807 INFO L73 IsDeterministic]: Start isDeterministic. Operand 115 states and 160 transitions. [2022-12-13 12:38:02,807 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 12:38:02,807 INFO L218 hiAutomatonCegarLoop]: Abstraction has 115 states and 160 transitions. [2022-12-13 12:38:02,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states and 160 transitions. [2022-12-13 12:38:02,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2022-12-13 12:38:02,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 115 states have (on average 1.391304347826087) internal successors, (160), 114 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 12:38:02,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 160 transitions. [2022-12-13 12:38:02,813 INFO L240 hiAutomatonCegarLoop]: Abstraction has 115 states and 160 transitions. [2022-12-13 12:38:02,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 12:38:02,814 INFO L428 stractBuchiCegarLoop]: Abstraction has 115 states and 160 transitions. [2022-12-13 12:38:02,814 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 12:38:02,814 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 115 states and 160 transitions. [2022-12-13 12:38:02,816 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 68 [2022-12-13 12:38:02,816 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 12:38:02,816 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 12:38:02,817 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:38:02,817 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] [2022-12-13 12:38:02,818 INFO L748 eck$LassoCheckResult]: Stem: 549#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~alive6~0 := 0; 550#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_#t~post37#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~alive1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~alive2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~alive3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~alive4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~id5~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~st5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~send5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~alive5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~id6~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~st6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~send6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~mode6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~alive6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 546#L288 assume 0 == ~r1~0; 547#L289 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 + ~alive5~0 % 256 + ~alive6~0 % 256 >= 1; 555#L290 assume ~id1~0 >= 0; 591#L291 assume 0 == ~st1~0; 592#L292 assume ~send1~0 == ~id1~0; 605#L293 assume 0 == ~mode1~0 % 256; 611#L294 assume ~id2~0 >= 0; 506#L295 assume 0 == ~st2~0; 507#L296 assume ~send2~0 == ~id2~0; 554#L297 assume 0 == ~mode2~0 % 256; 551#L298 assume ~id3~0 >= 0; 552#L299 assume 0 == ~st3~0; 558#L300 assume ~send3~0 == ~id3~0; 584#L301 assume 0 == ~mode3~0 % 256; 601#L302 assume ~id4~0 >= 0; 602#L303 assume 0 == ~st4~0; 608#L304 assume ~send4~0 == ~id4~0; 576#L305 assume 0 == ~mode4~0 % 256; 577#L306 assume ~id5~0 >= 0; 590#L307 assume 0 == ~st5~0; 514#L308 assume ~send5~0 == ~id5~0; 515#L309 assume 0 == ~mode5~0 % 256; 587#L310 assume ~id6~0 >= 0; 567#L311 assume 0 == ~st6~0; 568#L312 assume ~send6~0 == ~id6~0; 539#L313 assume 0 == ~mode6~0 % 256; 540#L314 assume ~id1~0 != ~id2~0; 564#L315 assume ~id1~0 != ~id3~0; 565#L316 assume ~id1~0 != ~id4~0; 504#L317 assume ~id1~0 != ~id5~0; 505#L318 assume ~id1~0 != ~id6~0; 613#L319 assume ~id2~0 != ~id3~0; 597#L320 assume ~id2~0 != ~id4~0; 578#L321 assume ~id2~0 != ~id5~0; 579#L322 assume ~id2~0 != ~id6~0; 502#L323 assume ~id3~0 != ~id4~0; 503#L324 assume ~id3~0 != ~id5~0; 522#L325 assume ~id3~0 != ~id6~0; 548#L326 assume ~id4~0 != ~id5~0; 534#L327 assume ~id4~0 != ~id6~0; 535#L328 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 580#L288-1 init_#res#1 := init_~tmp~0#1; 581#init_returnLabel#1 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#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; 560#L22 assume !(0 == assume_abort_if_not_~cond#1); 561#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 603#L529-2 [2022-12-13 12:38:02,818 INFO L750 eck$LassoCheckResult]: Loop: 603#L529-2 assume !!(main_~i2~0#1 < 12);assume { :begin_inline_node1 } true;havoc node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 604#L84 assume !(0 != ~mode1~0 % 256); 566#L102 assume 0 != ~alive1~0 % 256;~p1_new~0 := (if (if ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0 then ~send1~0 else ~p1_new~0) % 256 <= 127 then (if ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0 then ~send1~0 else ~p1_new~0) % 256 else (if ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0 then ~send1~0 else ~p1_new~0) % 256 - 256); 533#L105-2 ~mode1~0 := 1; 544#L84-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 545#L119 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 569#L122 assume !(node2_~m2~0#1 != ~nomsg~0); 538#L122-1 ~mode2~0 := 0; 526#L119-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 511#L153 assume !(0 != ~mode3~0 % 256); 512#L170 assume 0 != ~alive3~0 % 256;~p3_new~0 := (if (if ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0 then ~send3~0 else ~p3_new~0) % 256 <= 127 then (if ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0 then ~send3~0 else ~p3_new~0) % 256 else (if ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0 then ~send3~0 else ~p3_new~0) % 256 - 256); 571#L173-2 ~mode3~0 := 1; 609#L153-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 612#L187 assume !(0 != ~mode4~0 % 256); 610#L204 assume 0 != ~alive4~0 % 256;~p4_new~0 := (if (if ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0 then ~send4~0 else ~p4_new~0) % 256 <= 127 then (if ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0 then ~send4~0 else ~p4_new~0) % 256 else (if ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0 then ~send4~0 else ~p4_new~0) % 256 - 256); 589#L207-2 ~mode4~0 := 1; 599#L187-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 600#L221 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 593#L224 assume !(node5_~m5~0#1 != ~nomsg~0); 517#L224-1 ~mode5~0 := 0; 572#L221-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 527#L255 assume !(0 != ~mode6~0 % 256); 528#L272 assume 0 != ~alive6~0 % 256;~p6_new~0 := (if (if ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0 then ~send6~0 else ~p6_new~0) % 256 <= 127 then (if ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0 then ~send6~0 else ~p6_new~0) % 256 else (if ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0 then ~send6~0 else ~p6_new~0) % 256 - 256); 562#L275-2 ~mode6~0 := 1; 520#L255-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 499#L461 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1);check_~tmp~1#1 := 0; 500#L461-1 check_#res#1 := check_~tmp~1#1; 530#check_returnLabel#1 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#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; 531#L562 assume !(0 == assert_~arg#1 % 256); 598#L557 assume { :end_inline_assert } true;main_#t~post37#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post37#1;havoc main_#t~post37#1; 603#L529-2 [2022-12-13 12:38:02,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:38:02,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1766357374, now seen corresponding path program 1 times [2022-12-13 12:38:02,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:38:02,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469318089] [2022-12-13 12:38:02,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:38:02,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:38:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:38:02,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 12:38:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:38:02,890 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 12:38:02,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:38:02,891 INFO L85 PathProgramCache]: Analyzing trace with hash -823038345, now seen corresponding path program 1 times [2022-12-13 12:38:02,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:38:02,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398892008] [2022-12-13 12:38:02,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:38:02,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:38:02,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:38:03,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:38:03,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:38:03,056 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398892008] [2022-12-13 12:38:03,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398892008] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:38:03,057 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:38:03,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 12:38:03,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398861523] [2022-12-13 12:38:03,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:38:03,058 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 12:38:03,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 12:38:03,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 12:38:03,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 12:38:03,059 INFO L87 Difference]: Start difference. First operand 115 states and 160 transitions. cyclomatic complexity: 46 Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 12:38:03,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 12:38:03,098 INFO L93 Difference]: Finished difference Result 118 states and 162 transitions. [2022-12-13 12:38:03,099 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 118 states and 162 transitions. [2022-12-13 12:38:03,099 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 68 [2022-12-13 12:38:03,100 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 118 states to 115 states and 158 transitions. [2022-12-13 12:38:03,100 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 115 [2022-12-13 12:38:03,100 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 115 [2022-12-13 12:38:03,100 INFO L73 IsDeterministic]: Start isDeterministic. Operand 115 states and 158 transitions. [2022-12-13 12:38:03,101 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 12:38:03,101 INFO L218 hiAutomatonCegarLoop]: Abstraction has 115 states and 158 transitions. [2022-12-13 12:38:03,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states and 158 transitions. [2022-12-13 12:38:03,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2022-12-13 12:38:03,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 115 states have (on average 1.373913043478261) internal successors, (158), 114 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 12:38:03,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 158 transitions. [2022-12-13 12:38:03,105 INFO L240 hiAutomatonCegarLoop]: Abstraction has 115 states and 158 transitions. [2022-12-13 12:38:03,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 12:38:03,106 INFO L428 stractBuchiCegarLoop]: Abstraction has 115 states and 158 transitions. [2022-12-13 12:38:03,106 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 12:38:03,106 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 115 states and 158 transitions. [2022-12-13 12:38:03,107 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 68 [2022-12-13 12:38:03,107 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 12:38:03,107 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 12:38:03,109 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:38:03,109 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] [2022-12-13 12:38:03,109 INFO L748 eck$LassoCheckResult]: Stem: 793#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(48, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~alive1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~alive2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~alive3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~alive4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0;~alive5~0 := 0;~p6~0 := 0;~p6_old~0 := 0;~p6_new~0 := 0;~id6~0 := 0;~st6~0 := 0;~send6~0 := 0;~mode6~0 := 0;~alive6~0 := 0; 794#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~nondet8#1, main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~nondet30#1, main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~ret35#1, main_#t~ret36#1, main_#t~post37#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet4#1;havoc main_#t~nondet4#1;~id1~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;~st1~0 := main_#t~nondet6#1;havoc main_#t~nondet6#1;~send1~0 := main_#t~nondet7#1;havoc main_#t~nondet7#1;~mode1~0 := main_#t~nondet8#1;havoc main_#t~nondet8#1;~alive1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id2~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st2~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send2~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode2~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~alive2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~id3~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~st3~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~send3~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~mode3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~alive3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~id4~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~st4~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~send4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~mode4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~alive4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~id5~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~st5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~send5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~mode5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~alive5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;~id6~0 := main_#t~nondet30#1;havoc main_#t~nondet30#1;~st6~0 := main_#t~nondet31#1;havoc main_#t~nondet31#1;~send6~0 := main_#t~nondet32#1;havoc main_#t~nondet32#1;~mode6~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;~alive6~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 790#L288 assume 0 == ~r1~0; 791#L289 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 + ~alive5~0 % 256 + ~alive6~0 % 256 >= 1; 799#L290 assume ~id1~0 >= 0; 836#L291 assume 0 == ~st1~0; 837#L292 assume ~send1~0 == ~id1~0; 850#L293 assume 0 == ~mode1~0 % 256; 856#L294 assume ~id2~0 >= 0; 750#L295 assume 0 == ~st2~0; 751#L296 assume ~send2~0 == ~id2~0; 798#L297 assume 0 == ~mode2~0 % 256; 795#L298 assume ~id3~0 >= 0; 796#L299 assume 0 == ~st3~0; 802#L300 assume ~send3~0 == ~id3~0; 829#L301 assume 0 == ~mode3~0 % 256; 846#L302 assume ~id4~0 >= 0; 847#L303 assume 0 == ~st4~0; 853#L304 assume ~send4~0 == ~id4~0; 821#L305 assume 0 == ~mode4~0 % 256; 822#L306 assume ~id5~0 >= 0; 835#L307 assume 0 == ~st5~0; 758#L308 assume ~send5~0 == ~id5~0; 759#L309 assume 0 == ~mode5~0 % 256; 832#L310 assume ~id6~0 >= 0; 812#L311 assume 0 == ~st6~0; 813#L312 assume ~send6~0 == ~id6~0; 783#L313 assume 0 == ~mode6~0 % 256; 784#L314 assume ~id1~0 != ~id2~0; 808#L315 assume ~id1~0 != ~id3~0; 809#L316 assume ~id1~0 != ~id4~0; 748#L317 assume ~id1~0 != ~id5~0; 749#L318 assume ~id1~0 != ~id6~0; 858#L319 assume ~id2~0 != ~id3~0; 842#L320 assume ~id2~0 != ~id4~0; 823#L321 assume ~id2~0 != ~id5~0; 824#L322 assume ~id2~0 != ~id6~0; 746#L323 assume ~id3~0 != ~id4~0; 747#L324 assume ~id3~0 != ~id5~0; 766#L325 assume ~id3~0 != ~id6~0; 792#L326 assume ~id4~0 != ~id5~0; 778#L327 assume ~id4~0 != ~id6~0; 779#L328 assume ~id5~0 != ~id6~0;init_~tmp~0#1 := 1; 825#L288-1 init_#res#1 := init_~tmp~0#1; 826#init_returnLabel#1 main_#t~ret35#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret35#1;havoc main_#t~ret35#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; 804#L22 assume !(0 == assume_abort_if_not_~cond#1); 805#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~nomsg~0;~p6_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 848#L529-2 [2022-12-13 12:38:03,109 INFO L750 eck$LassoCheckResult]: Loop: 848#L529-2 assume !!(main_~i2~0#1 < 12);assume { :begin_inline_node1 } true;havoc node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 849#L84 assume 0 != ~mode1~0 % 256;~r1~0 := (if (1 + ~r1~0) % 256 <= 127 then (1 + ~r1~0) % 256 else (1 + ~r1~0) % 256 - 256);node1_~m1~0#1 := ~p6_old~0;~p6_old~0 := ~nomsg~0; 851#L88 assume !(node1_~m1~0#1 != ~nomsg~0); 801#L88-1 ~mode1~0 := 0; 788#L84-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 789#L119 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 814#L122 assume !(node2_~m2~0#1 != ~nomsg~0); 782#L122-1 ~mode2~0 := 0; 770#L119-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 755#L153 assume !(0 != ~mode3~0 % 256); 756#L170 assume 0 != ~alive3~0 % 256;~p3_new~0 := (if (if ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0 then ~send3~0 else ~p3_new~0) % 256 <= 127 then (if ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0 then ~send3~0 else ~p3_new~0) % 256 else (if ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0 then ~send3~0 else ~p3_new~0) % 256 - 256); 816#L173-2 ~mode3~0 := 1; 854#L153-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 857#L187 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 818#L190 assume !(node4_~m4~0#1 != ~nomsg~0); 820#L190-1 ~mode4~0 := 0; 844#L187-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 845#L221 assume !(0 != ~mode5~0 % 256); 785#L238 assume 0 != ~alive5~0 % 256;~p5_new~0 := (if (if ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0 then ~send5~0 else ~p5_new~0) % 256 <= 127 then (if ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0 then ~send5~0 else ~p5_new~0) % 256 else (if ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0 then ~send5~0 else ~p5_new~0) % 256 - 256); 786#L241-2 ~mode5~0 := 1; 817#L221-2 assume { :end_inline_node5 } true;assume { :begin_inline_node6 } true;havoc node6_~m6~0#1;havoc node6_~m6~0#1;node6_~m6~0#1 := ~nomsg~0; 771#L255 assume !(0 != ~mode6~0 % 256); 772#L272 assume 0 != ~alive6~0 % 256;~p6_new~0 := (if (if ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0 then ~send6~0 else ~p6_new~0) % 256 <= 127 then (if ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0 then ~send6~0 else ~p6_new~0) % 256 else (if ~send6~0 != ~nomsg~0 && ~p6_new~0 == ~nomsg~0 then ~send6~0 else ~p6_new~0) % 256 - 256); 806#L275-2 ~mode6~0 := 1; 764#L255-2 assume { :end_inline_node6 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;~p6_old~0 := ~p6_new~0;~p6_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 744#L461 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 + ~st6~0 <= 1; 745#L462 assume ~r1~0 < 6;check_~tmp~1#1 := 1; 811#L461-1 check_#res#1 := check_~tmp~1#1; 774#check_returnLabel#1 main_#t~ret36#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret36#1;havoc main_#t~ret36#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; 775#L562 assume !(0 == assert_~arg#1 % 256); 843#L557 assume { :end_inline_assert } true;main_#t~post37#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post37#1;havoc main_#t~post37#1; 848#L529-2 [2022-12-13 12:38:03,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:38:03,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1766357374, now seen corresponding path program 2 times [2022-12-13 12:38:03,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:38:03,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435849546] [2022-12-13 12:38:03,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:38:03,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:38:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:38:03,136 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 12:38:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:38:03,158 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 12:38:03,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:38:03,158 INFO L85 PathProgramCache]: Analyzing trace with hash -90261544, now seen corresponding path program 1 times [2022-12-13 12:38:03,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:38:03,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114590658] [2022-12-13 12:38:03,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:38:03,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:38:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:38:03,180 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 12:38:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:38:03,205 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 12:38:03,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:38:03,206 INFO L85 PathProgramCache]: Analyzing trace with hash 784769335, now seen corresponding path program 1 times [2022-12-13 12:38:03,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:38:03,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226302108] [2022-12-13 12:38:03,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:38:03,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:38:03,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:38:03,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:38:03,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:38:03,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226302108] [2022-12-13 12:38:03,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226302108] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:38:03,276 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:38:03,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 12:38:03,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515074366] [2022-12-13 12:38:03,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:38:05,122 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 12:38:05,123 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 12:38:05,123 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 12:38:05,123 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 12:38:05,123 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 12:38:05,123 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 12:38:05,123 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 12:38:05,123 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 12:38:05,123 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c_Iteration4_Loop [2022-12-13 12:38:05,123 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 12:38:05,124 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 12:38:05,151 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,161 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,165 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,167 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,171 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,175 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,694 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,696 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,699 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,703 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,716 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,719 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,720 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,723 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,726 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,728 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:05,730 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 12:38:06,822 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 19 [2022-12-13 12:38:39,080 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 947806 conjuctions. This might take some time...