./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e04fb08f 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_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8 --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 cf2e081cc9f75dea6397073b82669a6a6f9f53b1ab4e083e4f8da1bc210df95c --- 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-e04fb08 [2022-11-16 11:51:59,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:51:59,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:51:59,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:51:59,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:51:59,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:51:59,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:51:59,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:51:59,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:51:59,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:51:59,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:51:59,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:51:59,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:51:59,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:51:59,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:51:59,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:51:59,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:51:59,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:51:59,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:51:59,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:51:59,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:51:59,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:51:59,211 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:51:59,212 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:51:59,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:51:59,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:51:59,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:51:59,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:51:59,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:51:59,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:51:59,231 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:51:59,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:51:59,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:51:59,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:51:59,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:51:59,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:51:59,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:51:59,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:51:59,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:51:59,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:51:59,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:51:59,245 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-16 11:51:59,303 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:51:59,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:51:59,304 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:51:59,305 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:51:59,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:51:59,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:51:59,307 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:51:59,307 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 11:51:59,307 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 11:51:59,308 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 11:51:59,309 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 11:51:59,309 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 11:51:59,309 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 11:51:59,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:51:59,310 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:51:59,310 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:51:59,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:51:59,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:51:59,311 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:51:59,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 11:51:59,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 11:51:59,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 11:51:59,312 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:51:59,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:51:59,312 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 11:51:59,313 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:51:59,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 11:51:59,314 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:51:59,315 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:51:59,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:51:59,315 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:51:59,316 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 11:51:59,317 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_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cf2e081cc9f75dea6397073b82669a6a6f9f53b1ab4e083e4f8da1bc210df95c [2022-11-16 11:51:59,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:51:59,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:51:59,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:51:59,668 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:51:59,669 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:51:59,671 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c [2022-11-16 11:51:59,766 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/data/d2d1e165c/e435b6bf24ae4e22a9a06fa2842301a4/FLAG13698e6d9 [2022-11-16 11:52:00,309 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:52:00,310 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c [2022-11-16 11:52:00,326 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/data/d2d1e165c/e435b6bf24ae4e22a9a06fa2842301a4/FLAG13698e6d9 [2022-11-16 11:52:00,674 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/data/d2d1e165c/e435b6bf24ae4e22a9a06fa2842301a4 [2022-11-16 11:52:00,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:52:00,682 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:52:00,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:52:00,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:52:00,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:52:00,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:52:00" (1/1) ... [2022-11-16 11:52:00,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b38518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:00, skipping insertion in model container [2022-11-16 11:52:00,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:52:00" (1/1) ... [2022-11-16 11:52:00,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:52:00,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:52:01,091 WARN L229 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_0d987629-c02b-4b2a-b85e-2018f6a721fd/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c[12820,12833] [2022-11-16 11:52:01,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:52:01,103 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:52:01,160 WARN L229 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_0d987629-c02b-4b2a-b85e-2018f6a721fd/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c[12820,12833] [2022-11-16 11:52:01,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:52:01,178 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:52:01,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01 WrapperNode [2022-11-16 11:52:01,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:52:01,180 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:52:01,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:52:01,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:52:01,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01" (1/1) ... [2022-11-16 11:52:01,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01" (1/1) ... [2022-11-16 11:52:01,243 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 332 [2022-11-16 11:52:01,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:52:01,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:52:01,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:52:01,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:52:01,263 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01" (1/1) ... [2022-11-16 11:52:01,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01" (1/1) ... [2022-11-16 11:52:01,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01" (1/1) ... [2022-11-16 11:52:01,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01" (1/1) ... [2022-11-16 11:52:01,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01" (1/1) ... [2022-11-16 11:52:01,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01" (1/1) ... [2022-11-16 11:52:01,335 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01" (1/1) ... [2022-11-16 11:52:01,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01" (1/1) ... [2022-11-16 11:52:01,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:52:01,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:52:01,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:52:01,344 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:52:01,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01" (1/1) ... [2022-11-16 11:52:01,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:52:01,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:52:01,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:52:01,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d987629-c02b-4b2a-b85e-2018f6a721fd/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 11:52:01,469 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:52:01,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 11:52:01,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:52:01,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:52:01,588 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:52:01,591 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:52:02,266 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:52:02,276 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:52:02,277 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 11:52:02,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:52:02 BoogieIcfgContainer [2022-11-16 11:52:02,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:52:02,297 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 11:52:02,298 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 11:52:02,303 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 11:52:02,314 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:52:02,315 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 11:52:00" (1/3) ... [2022-11-16 11:52:02,316 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70d5613b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 11:52:02, skipping insertion in model container [2022-11-16 11:52:02,317 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:52:02,317 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:01" (2/3) ... [2022-11-16 11:52:02,317 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70d5613b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 11:52:02, skipping insertion in model container [2022-11-16 11:52:02,318 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:52:02,318 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:52:02" (3/3) ... [2022-11-16 11:52:02,319 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c [2022-11-16 11:52:02,390 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 11:52:02,390 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 11:52:02,390 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 11:52:02,391 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 11:52:02,391 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 11:52:02,391 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 11:52:02,391 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 11:52:02,392 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 11:52:02,398 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 103 states, 102 states have (on average 1.7352941176470589) internal successors, (177), 102 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:52:02,428 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 61 [2022-11-16 11:52:02,428 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:52:02,429 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:52:02,439 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:52:02,439 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] [2022-11-16 11:52:02,439 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 11:52:02,440 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 103 states, 102 states have (on average 1.7352941176470589) internal successors, (177), 102 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:52:02,448 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 61 [2022-11-16 11:52:02,448 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:52:02,448 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:52:02,450 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:52:02,450 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 11:52:02,461 INFO L748 eck$LassoCheckResult]: Stem: 94#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(49, 2);call #Ultimate.allocInit(12, 3);~p1~0 := 0;~mode5~0 := 0;~p2~0 := 0;~mode4~0 := 0;~p3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p5~0 := 0;~p4_new~0 := 0;~p5_new~0 := 0;~p1_old~0 := 0;~p5_old~0 := 0;~p1_new~0 := 0;~mode2~0 := 0;~mode1~0 := 0;~alive5~0 := 0;~nomsg~0 := -1;~p2_old~0 := 0;~send4~0 := 0;~send5~0 := 0;~alive2~0 := 0;~send1~0 := 0;~alive1~0 := 0;~send2~0 := 0;~alive4~0 := 0;~p2_new~0 := 0;~send3~0 := 0;~alive3~0 := 0;~st2~0 := 0;~st1~0 := 0;~p3_old~0 := 0;~st4~0 := 0;~st3~0 := 0;~st5~0 := 0;~id2~0 := 0;~id1~0 := 0;~id4~0 := 0;~id3~0 := 0;~id5~0 := 0;~p3_new~0 := 0;~r1~0 := 0; 32#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~ret30#1, main_#t~ret31#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;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 68#L251true assume !(0 == ~r1~0 % 256);init_~tmp~0#1 := 0; 27#L251-1true init_#res#1 := init_~tmp~0#1; 63#L380true main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#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; 34#L22true assume !(0 == assume_abort_if_not_~cond#1); 82#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;main_~i2~0#1 := 0; 14#L449-2true [2022-11-16 11:52:02,462 INFO L750 eck$LassoCheckResult]: Loop: 14#L449-2true assume !false;assume { :begin_inline_node1 } true;havoc node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 57#L76true assume !(0 != ~mode1~0 % 256); 87#L99true 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); 37#L102-2true ~mode1~0 := 1; 97#L76-2true 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; 26#L116true assume !(0 != ~mode2~0 % 256); 90#L133true 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); 29#L136-2true ~mode2~0 := 1; 92#L116-2true 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; 84#L150true assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 5#L153true assume !(node3_~m3~0#1 != ~nomsg~0); 70#L153-1true ~mode3~0 := 0; 74#L150-2true 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; 69#L184true assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 96#L187true assume !(node4_~m4~0#1 != ~nomsg~0); 85#L187-1true ~mode4~0 := 0; 66#L184-2true 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; 33#L218true assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 73#L221true assume !(node5_~m5~0#1 != ~nomsg~0); 48#L221-1true ~mode5~0 := 0; 9#L218-2true assume { :end_inline_node5 } 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;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 18#L388true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1#1 := 0; 86#L388-1true check_#res#1 := check_~tmp~1#1; 64#L400true main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#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; 102#L478true assume !(0 == assert_~arg#1 % 256); 98#L473true assume { :end_inline_assert } true; 14#L449-2true [2022-11-16 11:52:02,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:52:02,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1984313218, now seen corresponding path program 1 times [2022-11-16 11:52:02,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:52:02,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404075220] [2022-11-16 11:52:02,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:52:02,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:52:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:52:03,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:52:03,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:52:03,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404075220] [2022-11-16 11:52:03,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404075220] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:52:03,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:52:03,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 11:52:03,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111824420] [2022-11-16 11:52:03,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:52:03,031 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-16 11:52:03,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:52:03,035 INFO L85 PathProgramCache]: Analyzing trace with hash -576018857, now seen corresponding path program 1 times [2022-11-16 11:52:03,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:52:03,037 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091298563] [2022-11-16 11:52:03,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:52:03,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:52:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:52:03,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:52:03,612 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:52:03,612 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091298563] [2022-11-16 11:52:03,613 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091298563] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:52:03,613 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:52:03,613 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 11:52:03,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915080297] [2022-11-16 11:52:03,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:52:03,617 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 11:52:03,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:52:03,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 11:52:03,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 11:52:03,668 INFO L87 Difference]: Start difference. First operand has 103 states, 102 states have (on average 1.7352941176470589) internal successors, (177), 102 states have internal predecessors, (177), 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 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) [2022-11-16 11:52:03,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:52:03,813 INFO L93 Difference]: Finished difference Result 102 states and 172 transitions. [2022-11-16 11:52:03,814 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 102 states and 172 transitions. [2022-11-16 11:52:03,818 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2022-11-16 11:52:03,828 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 102 states to 98 states and 137 transitions. [2022-11-16 11:52:03,831 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 98 [2022-11-16 11:52:03,834 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 98 [2022-11-16 11:52:03,835 INFO L73 IsDeterministic]: Start isDeterministic. Operand 98 states and 137 transitions. [2022-11-16 11:52:03,836 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 11:52:03,836 INFO L218 hiAutomatonCegarLoop]: Abstraction has 98 states and 137 transitions. [2022-11-16 11:52:03,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states and 137 transitions. [2022-11-16 11:52:03,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2022-11-16 11:52:03,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 98 states have (on average 1.3979591836734695) internal successors, (137), 97 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:52:03,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 137 transitions. [2022-11-16 11:52:03,878 INFO L240 hiAutomatonCegarLoop]: Abstraction has 98 states and 137 transitions. [2022-11-16 11:52:03,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 11:52:03,886 INFO L428 stractBuchiCegarLoop]: Abstraction has 98 states and 137 transitions. [2022-11-16 11:52:03,886 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-16 11:52:03,886 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 98 states and 137 transitions. [2022-11-16 11:52:03,888 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2022-11-16 11:52:03,888 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:52:03,889 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:52:03,895 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] [2022-11-16 11:52:03,896 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] [2022-11-16 11:52:03,897 INFO L748 eck$LassoCheckResult]: Stem: 318#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(49, 2);call #Ultimate.allocInit(12, 3);~p1~0 := 0;~mode5~0 := 0;~p2~0 := 0;~mode4~0 := 0;~p3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p5~0 := 0;~p4_new~0 := 0;~p5_new~0 := 0;~p1_old~0 := 0;~p5_old~0 := 0;~p1_new~0 := 0;~mode2~0 := 0;~mode1~0 := 0;~alive5~0 := 0;~nomsg~0 := -1;~p2_old~0 := 0;~send4~0 := 0;~send5~0 := 0;~alive2~0 := 0;~send1~0 := 0;~alive1~0 := 0;~send2~0 := 0;~alive4~0 := 0;~p2_new~0 := 0;~send3~0 := 0;~alive3~0 := 0;~st2~0 := 0;~st1~0 := 0;~p3_old~0 := 0;~st4~0 := 0;~st3~0 := 0;~st5~0 := 0;~id2~0 := 0;~id1~0 := 0;~id4~0 := 0;~id3~0 := 0;~id5~0 := 0;~p3_new~0 := 0;~r1~0 := 0; 275#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~ret30#1, main_#t~ret31#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;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 276#L251 assume 0 == ~r1~0 % 256; 290#L252 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 + ~alive5~0 % 256 >= 1; 291#L253 assume ~id1~0 >= 0; 293#L254 assume 0 == ~st1~0; 250#L255 assume ~send1~0 == ~id1~0; 251#L256 assume 0 == ~mode1~0 % 256; 292#L257 assume ~id2~0 >= 0; 270#L258 assume 0 == ~st2~0; 271#L259 assume ~send2~0 == ~id2~0; 304#L260 assume 0 == ~mode2~0 % 256; 305#L261 assume ~id3~0 >= 0; 296#L262 assume 0 == ~st3~0; 297#L263 assume ~send3~0 == ~id3~0; 299#L264 assume 0 == ~mode3~0 % 256; 300#L265 assume ~id4~0 >= 0; 234#L266 assume 0 == ~st4~0; 235#L267 assume ~send4~0 == ~id4~0; 255#L268 assume 0 == ~mode4~0 % 256; 256#L269 assume ~id5~0 >= 0; 230#L270 assume 0 == ~st5~0; 231#L271 assume ~send5~0 == ~id5~0; 272#L272 assume 0 == ~mode5~0 % 256; 282#L273 assume ~id1~0 != ~id2~0; 298#L274 assume ~id1~0 != ~id3~0; 316#L275 assume ~id1~0 != ~id4~0; 223#L276 assume ~id1~0 != ~id5~0; 224#L277 assume ~id2~0 != ~id3~0; 320#L278 assume ~id2~0 != ~id4~0; 294#L279 assume ~id2~0 != ~id5~0; 295#L280 assume ~id3~0 != ~id4~0; 238#L281 assume ~id3~0 != ~id5~0; 225#L282 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 226#L251-1 init_#res#1 := init_~tmp~0#1; 269#L380 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#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; 280#L22 assume !(0 == assume_abort_if_not_~cond#1); 281#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;main_~i2~0#1 := 0; 245#L449-2 [2022-11-16 11:52:03,905 INFO L750 eck$LassoCheckResult]: Loop: 245#L449-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 246#L76 assume !(0 != ~mode1~0 % 256); 308#L99 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); 284#L102-2 ~mode1~0 := 1; 285#L76-2 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; 266#L116 assume !(0 != ~mode2~0 % 256); 267#L133 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); 241#L136-2 ~mode2~0 := 1; 265#L116-2 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; 317#L150 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 227#L153 assume !(node3_~m3~0#1 != ~nomsg~0); 229#L153-1 ~mode3~0 := 0; 289#L150-2 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; 312#L184 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 313#L187 assume !(node4_~m4~0#1 != ~nomsg~0); 248#L187-1 ~mode4~0 := 0; 311#L184-2 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; 277#L218 assume !(0 != ~mode5~0 % 256); 278#L235 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); 261#L238-2 ~mode5~0 := 1; 236#L218-2 assume { :end_inline_node5 } 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;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 237#L388 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1#1 := 0; 244#L388-1 check_#res#1 := check_~tmp~1#1; 309#L400 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#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; 310#L478 assume !(0 == assert_~arg#1 % 256); 319#L473 assume { :end_inline_assert } true; 245#L449-2 [2022-11-16 11:52:03,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:52:03,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1707437673, now seen corresponding path program 1 times [2022-11-16 11:52:03,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:52:03,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360157567] [2022-11-16 11:52:03,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:52:03,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:52:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:52:03,937 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:52:03,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:52:04,015 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:52:04,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:52:04,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1470274536, now seen corresponding path program 1 times [2022-11-16 11:52:04,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:52:04,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173779167] [2022-11-16 11:52:04,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:52:04,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:52:04,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:52:04,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:52:04,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:52:04,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173779167] [2022-11-16 11:52:04,290 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173779167] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:52:04,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:52:04,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 11:52:04,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731876989] [2022-11-16 11:52:04,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:52:04,292 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-16 11:52:04,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 11:52:04,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 11:52:04,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 11:52:04,293 INFO L87 Difference]: Start difference. First operand 98 states and 137 transitions. cyclomatic complexity: 40 Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:52:04,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:52:04,353 INFO L93 Difference]: Finished difference Result 101 states and 139 transitions. [2022-11-16 11:52:04,353 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 101 states and 139 transitions. [2022-11-16 11:52:04,355 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2022-11-16 11:52:04,356 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 101 states to 98 states and 135 transitions. [2022-11-16 11:52:04,356 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 98 [2022-11-16 11:52:04,357 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 98 [2022-11-16 11:52:04,357 INFO L73 IsDeterministic]: Start isDeterministic. Operand 98 states and 135 transitions. [2022-11-16 11:52:04,358 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 11:52:04,358 INFO L218 hiAutomatonCegarLoop]: Abstraction has 98 states and 135 transitions. [2022-11-16 11:52:04,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states and 135 transitions. [2022-11-16 11:52:04,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2022-11-16 11:52:04,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 98 states have (on average 1.3775510204081634) internal successors, (135), 97 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:52:04,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 135 transitions. [2022-11-16 11:52:04,365 INFO L240 hiAutomatonCegarLoop]: Abstraction has 98 states and 135 transitions. [2022-11-16 11:52:04,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 11:52:04,366 INFO L428 stractBuchiCegarLoop]: Abstraction has 98 states and 135 transitions. [2022-11-16 11:52:04,366 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-16 11:52:04,367 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 98 states and 135 transitions. [2022-11-16 11:52:04,368 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 60 [2022-11-16 11:52:04,368 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:52:04,368 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:52:04,370 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] [2022-11-16 11:52:04,370 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] [2022-11-16 11:52:04,371 INFO L748 eck$LassoCheckResult]: Stem: 529#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(49, 2);call #Ultimate.allocInit(12, 3);~p1~0 := 0;~mode5~0 := 0;~p2~0 := 0;~mode4~0 := 0;~p3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p5~0 := 0;~p4_new~0 := 0;~p5_new~0 := 0;~p1_old~0 := 0;~p5_old~0 := 0;~p1_new~0 := 0;~mode2~0 := 0;~mode1~0 := 0;~alive5~0 := 0;~nomsg~0 := -1;~p2_old~0 := 0;~send4~0 := 0;~send5~0 := 0;~alive2~0 := 0;~send1~0 := 0;~alive1~0 := 0;~send2~0 := 0;~alive4~0 := 0;~p2_new~0 := 0;~send3~0 := 0;~alive3~0 := 0;~st2~0 := 0;~st1~0 := 0;~p3_old~0 := 0;~st4~0 := 0;~st3~0 := 0;~st5~0 := 0;~id2~0 := 0;~id1~0 := 0;~id4~0 := 0;~id3~0 := 0;~id5~0 := 0;~p3_new~0 := 0;~r1~0 := 0; 486#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~ret30#1, main_#t~ret31#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;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 487#L251 assume 0 == ~r1~0 % 256; 501#L252 assume ~alive1~0 % 256 + ~alive2~0 % 256 + ~alive3~0 % 256 + ~alive4~0 % 256 + ~alive5~0 % 256 >= 1; 502#L253 assume ~id1~0 >= 0; 504#L254 assume 0 == ~st1~0; 461#L255 assume ~send1~0 == ~id1~0; 462#L256 assume 0 == ~mode1~0 % 256; 503#L257 assume ~id2~0 >= 0; 481#L258 assume 0 == ~st2~0; 482#L259 assume ~send2~0 == ~id2~0; 515#L260 assume 0 == ~mode2~0 % 256; 516#L261 assume ~id3~0 >= 0; 507#L262 assume 0 == ~st3~0; 508#L263 assume ~send3~0 == ~id3~0; 510#L264 assume 0 == ~mode3~0 % 256; 511#L265 assume ~id4~0 >= 0; 445#L266 assume 0 == ~st4~0; 446#L267 assume ~send4~0 == ~id4~0; 466#L268 assume 0 == ~mode4~0 % 256; 467#L269 assume ~id5~0 >= 0; 441#L270 assume 0 == ~st5~0; 442#L271 assume ~send5~0 == ~id5~0; 483#L272 assume 0 == ~mode5~0 % 256; 493#L273 assume ~id1~0 != ~id2~0; 509#L274 assume ~id1~0 != ~id3~0; 527#L275 assume ~id1~0 != ~id4~0; 434#L276 assume ~id1~0 != ~id5~0; 435#L277 assume ~id2~0 != ~id3~0; 531#L278 assume ~id2~0 != ~id4~0; 505#L279 assume ~id2~0 != ~id5~0; 506#L280 assume ~id3~0 != ~id4~0; 449#L281 assume ~id3~0 != ~id5~0; 436#L282 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 437#L251-1 init_#res#1 := init_~tmp~0#1; 480#L380 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#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; 491#L22 assume !(0 == assume_abort_if_not_~cond#1); 492#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;main_~i2~0#1 := 0; 456#L449-2 [2022-11-16 11:52:04,371 INFO L750 eck$LassoCheckResult]: Loop: 456#L449-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 457#L76 assume !(0 != ~mode1~0 % 256); 519#L99 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); 495#L102-2 ~mode1~0 := 1; 496#L76-2 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; 477#L116 assume !(0 != ~mode2~0 % 256); 478#L133 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); 452#L136-2 ~mode2~0 := 1; 476#L116-2 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; 528#L150 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 438#L153 assume !(node3_~m3~0#1 != ~nomsg~0); 440#L153-1 ~mode3~0 := 0; 500#L150-2 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; 523#L184 assume !(0 != ~mode4~0 % 256); 512#L201 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); 513#L204-2 ~mode4~0 := 1; 522#L184-2 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; 488#L218 assume !(0 != ~mode5~0 % 256); 489#L235 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); 472#L238-2 ~mode5~0 := 1; 447#L218-2 assume { :end_inline_node5 } 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;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 448#L388 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 453#L389 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 455#L388-1 check_#res#1 := check_~tmp~1#1; 520#L400 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#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; 521#L478 assume !(0 == assert_~arg#1 % 256); 530#L473 assume { :end_inline_assert } true; 456#L449-2 [2022-11-16 11:52:04,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:52:04,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1707437673, now seen corresponding path program 2 times [2022-11-16 11:52:04,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:52:04,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047557336] [2022-11-16 11:52:04,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:52:04,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:52:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:52:04,394 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:52:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:52:04,421 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:52:04,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:52:04,422 INFO L85 PathProgramCache]: Analyzing trace with hash 776517178, now seen corresponding path program 1 times [2022-11-16 11:52:04,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:52:04,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414681964] [2022-11-16 11:52:04,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:52:04,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:52:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:52:04,458 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:52:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:52:04,496 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:52:04,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:52:04,497 INFO L85 PathProgramCache]: Analyzing trace with hash 2138429156, now seen corresponding path program 1 times [2022-11-16 11:52:04,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:52:04,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063597798] [2022-11-16 11:52:04,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:52:04,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:52:04,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:52:04,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:52:04,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 11:52:04,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063597798] [2022-11-16 11:52:04,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063597798] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 11:52:04,574 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 11:52:04,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 11:52:04,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244390115] [2022-11-16 11:52:04,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 11:52:08,949 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:52:08,950 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:52:08,950 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:52:08,950 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:52:08,951 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 11:52:08,951 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:52:08,951 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:52:08,951 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:52:08,952 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c_Iteration3_Loop [2022-11-16 11:52:08,952 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:52:08,953 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:52:09,020 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:09,056 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:09,063 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:09,068 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:09,072 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:10,576 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:10,582 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:10,589 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:10,598 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:10,602 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:10,609 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:10,614 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:10,621 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:10,626 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:10,633 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:52:12,877 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 22