./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi004_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi004_tso.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8330f9f9701f7ebea9b135cd397af68bb8db1cbe .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 10:07:28,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:07:28,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:07:28,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:07:28,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:07:28,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:07:28,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:07:28,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:07:28,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:07:28,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:07:28,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:07:28,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:07:28,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:07:28,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:07:28,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:07:28,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:07:28,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:07:28,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:07:28,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:07:28,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:07:28,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:07:28,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:07:28,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:07:28,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:07:28,941 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:07:28,941 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:07:28,942 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:07:28,942 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:07:28,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:07:28,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:07:28,943 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:07:28,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:07:28,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:07:28,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:07:28,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:07:28,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:07:28,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:07:28,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:07:28,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:07:28,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:07:28,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:07:28,947 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 10:07:28,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:07:28,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:07:28,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 10:07:28,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 10:07:28,957 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 10:07:28,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:07:28,958 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 10:07:28,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:07:28,958 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 10:07:28,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:07:28,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:07:28,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:07:28,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:07:28,958 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 10:07:28,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:07:28,958 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:07:28,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:07:28,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:07:28,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:07:28,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:07:28,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:07:28,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:07:28,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:07:28,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:07:28,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:07:28,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 10:07:28,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 10:07:28,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:07:28,960 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:07:28,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer 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(G ! call(__VERIFIER_error())) ) 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 -> 8330f9f9701f7ebea9b135cd397af68bb8db1cbe [2019-12-07 10:07:29,060 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:07:29,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:07:29,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:07:29,075 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:07:29,075 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:07:29,076 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer/../../sv-benchmarks/c/pthread-wmm/rfi004_tso.oepc.i [2019-12-07 10:07:29,114 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer/data/91c693c56/207d44f6a6bd4f66812b2fcaa692ad7d/FLAGd2464fbec [2019-12-07 10:07:29,549 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:07:29,550 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/sv-benchmarks/c/pthread-wmm/rfi004_tso.oepc.i [2019-12-07 10:07:29,562 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer/data/91c693c56/207d44f6a6bd4f66812b2fcaa692ad7d/FLAGd2464fbec [2019-12-07 10:07:29,571 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer/data/91c693c56/207d44f6a6bd4f66812b2fcaa692ad7d [2019-12-07 10:07:29,573 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:07:29,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:07:29,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:07:29,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:07:29,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:07:29,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:07:29" (1/1) ... [2019-12-07 10:07:29,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a2ff042 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29, skipping insertion in model container [2019-12-07 10:07:29,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:07:29" (1/1) ... [2019-12-07 10:07:29,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:07:29,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:07:29,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:07:29,848 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 10:07:29,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 10:07:29,931 INFO L208 MainTranslator]: Completed translation [2019-12-07 10:07:29,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29 WrapperNode [2019-12-07 10:07:29,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:07:29,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 10:07:29,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 10:07:29,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 10:07:29,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29" (1/1) ... [2019-12-07 10:07:29,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29" (1/1) ... [2019-12-07 10:07:29,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 10:07:29,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 10:07:29,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 10:07:29,969 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 10:07:29,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29" (1/1) ... [2019-12-07 10:07:29,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29" (1/1) ... [2019-12-07 10:07:29,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29" (1/1) ... [2019-12-07 10:07:29,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29" (1/1) ... [2019-12-07 10:07:29,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29" (1/1) ... [2019-12-07 10:07:29,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29" (1/1) ... [2019-12-07 10:07:29,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29" (1/1) ... [2019-12-07 10:07:29,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 10:07:29,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 10:07:29,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 10:07:29,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 10:07:29,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:07:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 10:07:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-07 10:07:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 10:07:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 10:07:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-07 10:07:30,040 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-07 10:07:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-07 10:07:30,041 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-07 10:07:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-07 10:07:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 10:07:30,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 10:07:30,042 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-07 10:07:30,358 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 10:07:30,358 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-07 10:07:30,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:07:30 BoogieIcfgContainer [2019-12-07 10:07:30,359 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 10:07:30,360 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 10:07:30,360 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 10:07:30,362 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 10:07:30,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 10:07:29" (1/3) ... [2019-12-07 10:07:30,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67796e06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:07:30, skipping insertion in model container [2019-12-07 10:07:30,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:07:29" (2/3) ... [2019-12-07 10:07:30,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67796e06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 10:07:30, skipping insertion in model container [2019-12-07 10:07:30,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:07:30" (3/3) ... [2019-12-07 10:07:30,364 INFO L109 eAbstractionObserver]: Analyzing ICFG rfi004_tso.oepc.i [2019-12-07 10:07:30,370 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-07 10:07:30,370 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 10:07:30,376 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-07 10:07:30,376 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-07 10:07:30,400 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,401 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,401 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,401 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,401 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,401 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,401 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,401 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,401 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,402 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,402 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,402 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,402 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,402 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,402 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,402 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,402 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,403 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,403 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,403 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,403 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,403 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,403 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,403 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,403 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,404 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,404 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,404 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,404 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,404 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,404 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,405 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,405 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,405 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,405 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,405 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,405 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,406 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,406 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,406 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,406 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,406 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,406 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,407 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,407 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,407 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,407 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,407 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,407 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,408 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,409 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,409 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,409 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,409 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,409 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,409 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,410 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,410 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,410 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,410 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,410 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,410 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,410 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,411 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,411 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,411 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,411 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,411 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,411 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,411 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,411 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,412 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,412 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,412 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,412 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,412 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,412 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,412 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,413 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,413 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,413 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,413 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,413 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,413 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,414 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,414 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,414 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,415 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,415 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,415 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,415 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,415 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,415 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,415 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,416 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,416 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,416 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,416 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,417 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,417 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,417 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,417 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,417 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,418 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,419 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,419 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,419 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,419 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,419 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,419 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,419 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,419 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,419 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,420 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 10:07:30,430 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-07 10:07:30,443 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 10:07:30,443 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 10:07:30,443 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 10:07:30,443 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 10:07:30,444 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 10:07:30,444 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 10:07:30,444 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 10:07:30,444 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 10:07:30,455 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 137 places, 165 transitions [2019-12-07 10:07:30,457 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 137 places, 165 transitions [2019-12-07 10:07:30,502 INFO L134 PetriNetUnfolder]: 35/163 cut-off events. [2019-12-07 10:07:30,502 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-07 10:07:30,510 INFO L76 FinitePrefix]: Finished finitePrefix Result has 170 conditions, 163 events. 35/163 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 550 event pairs. 6/132 useless extension candidates. Maximal degree in co-relation 132. Up to 2 conditions per place. [2019-12-07 10:07:30,522 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 137 places, 165 transitions [2019-12-07 10:07:30,543 INFO L134 PetriNetUnfolder]: 35/163 cut-off events. [2019-12-07 10:07:30,543 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-07 10:07:30,546 INFO L76 FinitePrefix]: Finished finitePrefix Result has 170 conditions, 163 events. 35/163 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 550 event pairs. 6/132 useless extension candidates. Maximal degree in co-relation 132. Up to 2 conditions per place. [2019-12-07 10:07:30,555 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 10216 [2019-12-07 10:07:30,555 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-07 10:07:33,055 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2019-12-07 10:07:33,160 INFO L206 etLargeBlockEncoding]: Checked pairs total: 39043 [2019-12-07 10:07:33,160 INFO L214 etLargeBlockEncoding]: Total number of compositions: 99 [2019-12-07 10:07:33,163 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67 places, 78 transitions [2019-12-07 10:07:33,399 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 6812 states. [2019-12-07 10:07:33,401 INFO L276 IsEmpty]: Start isEmpty. Operand 6812 states. [2019-12-07 10:07:33,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-07 10:07:33,405 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:33,405 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-07 10:07:33,406 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:33,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:33,410 INFO L82 PathProgramCache]: Analyzing trace with hash 679696961, now seen corresponding path program 1 times [2019-12-07 10:07:33,416 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:33,416 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467011171] [2019-12-07 10:07:33,417 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:33,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:33,559 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467011171] [2019-12-07 10:07:33,559 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:33,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-07 10:07:33,560 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621903062] [2019-12-07 10:07:33,563 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 10:07:33,564 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:33,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 10:07:33,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:07:33,575 INFO L87 Difference]: Start difference. First operand 6812 states. Second operand 3 states. [2019-12-07 10:07:33,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:33,749 INFO L93 Difference]: Finished difference Result 6636 states and 22229 transitions. [2019-12-07 10:07:33,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:07:33,750 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 5 [2019-12-07 10:07:33,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:33,801 INFO L225 Difference]: With dead ends: 6636 [2019-12-07 10:07:33,801 INFO L226 Difference]: Without dead ends: 6246 [2019-12-07 10:07:33,802 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:07:33,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6246 states. [2019-12-07 10:07:33,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6246 to 6246. [2019-12-07 10:07:33,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6246 states. [2019-12-07 10:07:34,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6246 states to 6246 states and 20886 transitions. [2019-12-07 10:07:34,024 INFO L78 Accepts]: Start accepts. Automaton has 6246 states and 20886 transitions. Word has length 5 [2019-12-07 10:07:34,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:34,024 INFO L462 AbstractCegarLoop]: Abstraction has 6246 states and 20886 transitions. [2019-12-07 10:07:34,024 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 10:07:34,024 INFO L276 IsEmpty]: Start isEmpty. Operand 6246 states and 20886 transitions. [2019-12-07 10:07:34,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 10:07:34,027 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:34,027 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:07:34,027 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:34,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:34,028 INFO L82 PathProgramCache]: Analyzing trace with hash -113641298, now seen corresponding path program 1 times [2019-12-07 10:07:34,028 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:34,028 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528707879] [2019-12-07 10:07:34,028 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:34,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:34,088 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528707879] [2019-12-07 10:07:34,089 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:34,089 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 10:07:34,089 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441105746] [2019-12-07 10:07:34,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:07:34,090 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:34,090 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:07:34,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:07:34,090 INFO L87 Difference]: Start difference. First operand 6246 states and 20886 transitions. Second operand 4 states. [2019-12-07 10:07:34,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:34,325 INFO L93 Difference]: Finished difference Result 9424 states and 30254 transitions. [2019-12-07 10:07:34,325 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:07:34,325 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-07 10:07:34,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:34,382 INFO L225 Difference]: With dead ends: 9424 [2019-12-07 10:07:34,382 INFO L226 Difference]: Without dead ends: 9411 [2019-12-07 10:07:34,383 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:07:34,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9411 states. [2019-12-07 10:07:34,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9411 to 8307. [2019-12-07 10:07:34,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8307 states. [2019-12-07 10:07:34,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8307 states to 8307 states and 27132 transitions. [2019-12-07 10:07:34,593 INFO L78 Accepts]: Start accepts. Automaton has 8307 states and 27132 transitions. Word has length 11 [2019-12-07 10:07:34,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:34,593 INFO L462 AbstractCegarLoop]: Abstraction has 8307 states and 27132 transitions. [2019-12-07 10:07:34,593 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:07:34,594 INFO L276 IsEmpty]: Start isEmpty. Operand 8307 states and 27132 transitions. [2019-12-07 10:07:34,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-07 10:07:34,598 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:34,598 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:07:34,599 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:34,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:34,599 INFO L82 PathProgramCache]: Analyzing trace with hash 711580898, now seen corresponding path program 1 times [2019-12-07 10:07:34,599 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:34,600 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61826811] [2019-12-07 10:07:34,600 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:34,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:34,643 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61826811] [2019-12-07 10:07:34,643 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:34,643 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 10:07:34,643 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819793972] [2019-12-07 10:07:34,644 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 10:07:34,644 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:34,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 10:07:34,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:07:34,644 INFO L87 Difference]: Start difference. First operand 8307 states and 27132 transitions. Second operand 3 states. [2019-12-07 10:07:34,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:34,752 INFO L93 Difference]: Finished difference Result 11392 states and 37048 transitions. [2019-12-07 10:07:34,753 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:07:34,753 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2019-12-07 10:07:34,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:34,778 INFO L225 Difference]: With dead ends: 11392 [2019-12-07 10:07:34,778 INFO L226 Difference]: Without dead ends: 11392 [2019-12-07 10:07:34,778 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:07:34,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11392 states. [2019-12-07 10:07:35,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11392 to 10440. [2019-12-07 10:07:35,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10440 states. [2019-12-07 10:07:35,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10440 states to 10440 states and 34208 transitions. [2019-12-07 10:07:35,035 INFO L78 Accepts]: Start accepts. Automaton has 10440 states and 34208 transitions. Word has length 14 [2019-12-07 10:07:35,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:35,036 INFO L462 AbstractCegarLoop]: Abstraction has 10440 states and 34208 transitions. [2019-12-07 10:07:35,036 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 10:07:35,036 INFO L276 IsEmpty]: Start isEmpty. Operand 10440 states and 34208 transitions. [2019-12-07 10:07:35,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-07 10:07:35,038 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:35,038 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:07:35,038 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:35,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:35,039 INFO L82 PathProgramCache]: Analyzing trace with hash 798779155, now seen corresponding path program 1 times [2019-12-07 10:07:35,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:35,039 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33326047] [2019-12-07 10:07:35,039 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:35,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:35,078 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33326047] [2019-12-07 10:07:35,078 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:35,078 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 10:07:35,078 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678034548] [2019-12-07 10:07:35,078 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:07:35,079 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:35,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:07:35,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:07:35,079 INFO L87 Difference]: Start difference. First operand 10440 states and 34208 transitions. Second operand 4 states. [2019-12-07 10:07:35,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:35,215 INFO L93 Difference]: Finished difference Result 12648 states and 40515 transitions. [2019-12-07 10:07:35,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:07:35,216 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-07 10:07:35,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:35,242 INFO L225 Difference]: With dead ends: 12648 [2019-12-07 10:07:35,242 INFO L226 Difference]: Without dead ends: 12637 [2019-12-07 10:07:35,243 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:07:35,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12637 states. [2019-12-07 10:07:35,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12637 to 11272. [2019-12-07 10:07:35,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11272 states. [2019-12-07 10:07:35,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11272 states to 11272 states and 36643 transitions. [2019-12-07 10:07:35,447 INFO L78 Accepts]: Start accepts. Automaton has 11272 states and 36643 transitions. Word has length 14 [2019-12-07 10:07:35,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:35,447 INFO L462 AbstractCegarLoop]: Abstraction has 11272 states and 36643 transitions. [2019-12-07 10:07:35,447 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:07:35,447 INFO L276 IsEmpty]: Start isEmpty. Operand 11272 states and 36643 transitions. [2019-12-07 10:07:35,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-07 10:07:35,449 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:35,449 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:07:35,449 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:35,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:35,450 INFO L82 PathProgramCache]: Analyzing trace with hash -564373810, now seen corresponding path program 1 times [2019-12-07 10:07:35,450 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:35,450 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377796596] [2019-12-07 10:07:35,450 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:35,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:35,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:35,481 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377796596] [2019-12-07 10:07:35,481 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:35,481 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 10:07:35,481 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845831191] [2019-12-07 10:07:35,482 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:07:35,482 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:35,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:07:35,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:07:35,482 INFO L87 Difference]: Start difference. First operand 11272 states and 36643 transitions. Second operand 4 states. [2019-12-07 10:07:35,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:35,616 INFO L93 Difference]: Finished difference Result 13620 states and 43661 transitions. [2019-12-07 10:07:35,617 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:07:35,617 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-12-07 10:07:35,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:35,641 INFO L225 Difference]: With dead ends: 13620 [2019-12-07 10:07:35,642 INFO L226 Difference]: Without dead ends: 13607 [2019-12-07 10:07:35,642 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:07:35,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13607 states. [2019-12-07 10:07:35,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13607 to 11607. [2019-12-07 10:07:35,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11607 states. [2019-12-07 10:07:35,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11607 states to 11607 states and 37707 transitions. [2019-12-07 10:07:35,861 INFO L78 Accepts]: Start accepts. Automaton has 11607 states and 37707 transitions. Word has length 14 [2019-12-07 10:07:35,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:35,862 INFO L462 AbstractCegarLoop]: Abstraction has 11607 states and 37707 transitions. [2019-12-07 10:07:35,862 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:07:35,862 INFO L276 IsEmpty]: Start isEmpty. Operand 11607 states and 37707 transitions. [2019-12-07 10:07:35,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 10:07:35,865 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:35,865 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:07:35,865 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:35,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:35,866 INFO L82 PathProgramCache]: Analyzing trace with hash 833908596, now seen corresponding path program 1 times [2019-12-07 10:07:35,866 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:35,866 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843006709] [2019-12-07 10:07:35,866 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:35,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:35,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:35,904 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843006709] [2019-12-07 10:07:35,904 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:35,904 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 10:07:35,904 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492260069] [2019-12-07 10:07:35,904 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 10:07:35,905 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:35,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 10:07:35,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:07:35,905 INFO L87 Difference]: Start difference. First operand 11607 states and 37707 transitions. Second operand 3 states. [2019-12-07 10:07:35,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:35,952 INFO L93 Difference]: Finished difference Result 11004 states and 35187 transitions. [2019-12-07 10:07:35,953 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 10:07:35,953 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2019-12-07 10:07:35,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:35,970 INFO L225 Difference]: With dead ends: 11004 [2019-12-07 10:07:35,971 INFO L226 Difference]: Without dead ends: 11004 [2019-12-07 10:07:35,971 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 10:07:36,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11004 states. [2019-12-07 10:07:36,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11004 to 10806. [2019-12-07 10:07:36,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10806 states. [2019-12-07 10:07:36,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10806 states to 10806 states and 34589 transitions. [2019-12-07 10:07:36,135 INFO L78 Accepts]: Start accepts. Automaton has 10806 states and 34589 transitions. Word has length 16 [2019-12-07 10:07:36,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:36,135 INFO L462 AbstractCegarLoop]: Abstraction has 10806 states and 34589 transitions. [2019-12-07 10:07:36,136 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 10:07:36,136 INFO L276 IsEmpty]: Start isEmpty. Operand 10806 states and 34589 transitions. [2019-12-07 10:07:36,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 10:07:36,138 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:36,138 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 10:07:36,139 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:36,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:36,139 INFO L82 PathProgramCache]: Analyzing trace with hash 568392815, now seen corresponding path program 1 times [2019-12-07 10:07:36,139 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:36,139 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498823808] [2019-12-07 10:07:36,139 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:36,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:36,190 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498823808] [2019-12-07 10:07:36,191 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:36,191 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 10:07:36,191 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198335104] [2019-12-07 10:07:36,191 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 10:07:36,191 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:36,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 10:07:36,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 10:07:36,191 INFO L87 Difference]: Start difference. First operand 10806 states and 34589 transitions. Second operand 4 states. [2019-12-07 10:07:36,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:36,213 INFO L93 Difference]: Finished difference Result 2214 states and 5802 transitions. [2019-12-07 10:07:36,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 10:07:36,213 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-12-07 10:07:36,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:36,215 INFO L225 Difference]: With dead ends: 2214 [2019-12-07 10:07:36,215 INFO L226 Difference]: Without dead ends: 1582 [2019-12-07 10:07:36,215 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:07:36,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2019-12-07 10:07:36,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1582. [2019-12-07 10:07:36,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1582 states. [2019-12-07 10:07:36,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1582 states and 3772 transitions. [2019-12-07 10:07:36,230 INFO L78 Accepts]: Start accepts. Automaton has 1582 states and 3772 transitions. Word has length 16 [2019-12-07 10:07:36,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:36,231 INFO L462 AbstractCegarLoop]: Abstraction has 1582 states and 3772 transitions. [2019-12-07 10:07:36,231 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 10:07:36,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 3772 transitions. [2019-12-07 10:07:36,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-07 10:07:36,232 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:36,232 INFO L410 BasicCegarLoop]: trace 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] [2019-12-07 10:07:36,233 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:36,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:36,233 INFO L82 PathProgramCache]: Analyzing trace with hash -375021524, now seen corresponding path program 1 times [2019-12-07 10:07:36,233 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:36,233 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475675261] [2019-12-07 10:07:36,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:36,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:36,279 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475675261] [2019-12-07 10:07:36,279 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:36,279 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 10:07:36,279 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388764470] [2019-12-07 10:07:36,279 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:07:36,279 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:36,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:07:36,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:07:36,280 INFO L87 Difference]: Start difference. First operand 1582 states and 3772 transitions. Second operand 5 states. [2019-12-07 10:07:36,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:36,397 INFO L93 Difference]: Finished difference Result 2197 states and 5190 transitions. [2019-12-07 10:07:36,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 10:07:36,397 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2019-12-07 10:07:36,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:36,399 INFO L225 Difference]: With dead ends: 2197 [2019-12-07 10:07:36,399 INFO L226 Difference]: Without dead ends: 2195 [2019-12-07 10:07:36,399 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-07 10:07:36,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2195 states. [2019-12-07 10:07:36,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2195 to 1696. [2019-12-07 10:07:36,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1696 states. [2019-12-07 10:07:36,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1696 states and 4041 transitions. [2019-12-07 10:07:36,416 INFO L78 Accepts]: Start accepts. Automaton has 1696 states and 4041 transitions. Word has length 26 [2019-12-07 10:07:36,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:36,416 INFO L462 AbstractCegarLoop]: Abstraction has 1696 states and 4041 transitions. [2019-12-07 10:07:36,417 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:07:36,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 4041 transitions. [2019-12-07 10:07:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-07 10:07:36,418 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:36,418 INFO L410 BasicCegarLoop]: trace 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] [2019-12-07 10:07:36,418 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:36,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:36,418 INFO L82 PathProgramCache]: Analyzing trace with hash 427469221, now seen corresponding path program 1 times [2019-12-07 10:07:36,419 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:36,419 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379129389] [2019-12-07 10:07:36,419 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:36,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:36,462 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379129389] [2019-12-07 10:07:36,462 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:36,462 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 10:07:36,462 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058351319] [2019-12-07 10:07:36,462 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:07:36,462 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:36,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:07:36,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:07:36,463 INFO L87 Difference]: Start difference. First operand 1696 states and 4041 transitions. Second operand 5 states. [2019-12-07 10:07:36,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:36,602 INFO L93 Difference]: Finished difference Result 2166 states and 5108 transitions. [2019-12-07 10:07:36,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 10:07:36,602 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2019-12-07 10:07:36,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:36,604 INFO L225 Difference]: With dead ends: 2166 [2019-12-07 10:07:36,604 INFO L226 Difference]: Without dead ends: 2164 [2019-12-07 10:07:36,604 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-12-07 10:07:36,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2164 states. [2019-12-07 10:07:36,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2164 to 1602. [2019-12-07 10:07:36,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1602 states. [2019-12-07 10:07:36,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1602 states and 3822 transitions. [2019-12-07 10:07:36,620 INFO L78 Accepts]: Start accepts. Automaton has 1602 states and 3822 transitions. Word has length 27 [2019-12-07 10:07:36,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:36,620 INFO L462 AbstractCegarLoop]: Abstraction has 1602 states and 3822 transitions. [2019-12-07 10:07:36,620 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:07:36,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 3822 transitions. [2019-12-07 10:07:36,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-07 10:07:36,622 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:36,622 INFO L410 BasicCegarLoop]: trace 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] [2019-12-07 10:07:36,622 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:36,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:36,622 INFO L82 PathProgramCache]: Analyzing trace with hash 225506980, now seen corresponding path program 1 times [2019-12-07 10:07:36,622 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:36,622 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [279559924] [2019-12-07 10:07:36,623 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:36,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:36,694 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [279559924] [2019-12-07 10:07:36,694 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:36,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 10:07:36,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212629975] [2019-12-07 10:07:36,695 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:07:36,695 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:36,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:07:36,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:07:36,695 INFO L87 Difference]: Start difference. First operand 1602 states and 3822 transitions. Second operand 5 states. [2019-12-07 10:07:36,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:36,727 INFO L93 Difference]: Finished difference Result 791 states and 1818 transitions. [2019-12-07 10:07:36,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 10:07:36,728 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2019-12-07 10:07:36,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:36,728 INFO L225 Difference]: With dead ends: 791 [2019-12-07 10:07:36,728 INFO L226 Difference]: Without dead ends: 716 [2019-12-07 10:07:36,729 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-07 10:07:36,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2019-12-07 10:07:36,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 716. [2019-12-07 10:07:36,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 716 states. [2019-12-07 10:07:36,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 1637 transitions. [2019-12-07 10:07:36,735 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 1637 transitions. Word has length 27 [2019-12-07 10:07:36,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:36,735 INFO L462 AbstractCegarLoop]: Abstraction has 716 states and 1637 transitions. [2019-12-07 10:07:36,735 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:07:36,735 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1637 transitions. [2019-12-07 10:07:36,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-07 10:07:36,736 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:36,737 INFO L410 BasicCegarLoop]: trace 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] [2019-12-07 10:07:36,737 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:36,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:36,737 INFO L82 PathProgramCache]: Analyzing trace with hash 394366268, now seen corresponding path program 1 times [2019-12-07 10:07:36,737 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:36,737 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452255396] [2019-12-07 10:07:36,737 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:36,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:36,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:36,809 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452255396] [2019-12-07 10:07:36,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:36,810 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 10:07:36,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164840178] [2019-12-07 10:07:36,810 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 10:07:36,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:36,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 10:07:36,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-12-07 10:07:36,811 INFO L87 Difference]: Start difference. First operand 716 states and 1637 transitions. Second operand 6 states. [2019-12-07 10:07:36,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:36,975 INFO L93 Difference]: Finished difference Result 1836 states and 4152 transitions. [2019-12-07 10:07:36,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-12-07 10:07:36,975 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 42 [2019-12-07 10:07:36,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:36,976 INFO L225 Difference]: With dead ends: 1836 [2019-12-07 10:07:36,976 INFO L226 Difference]: Without dead ends: 1248 [2019-12-07 10:07:36,976 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-12-07 10:07:36,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1248 states. [2019-12-07 10:07:36,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1248 to 788. [2019-12-07 10:07:36,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 788 states. [2019-12-07 10:07:36,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 788 states and 1805 transitions. [2019-12-07 10:07:36,984 INFO L78 Accepts]: Start accepts. Automaton has 788 states and 1805 transitions. Word has length 42 [2019-12-07 10:07:36,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:36,984 INFO L462 AbstractCegarLoop]: Abstraction has 788 states and 1805 transitions. [2019-12-07 10:07:36,984 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 10:07:36,984 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1805 transitions. [2019-12-07 10:07:36,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-07 10:07:36,985 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:36,986 INFO L410 BasicCegarLoop]: trace 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] [2019-12-07 10:07:36,986 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:36,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:36,986 INFO L82 PathProgramCache]: Analyzing trace with hash -186633826, now seen corresponding path program 2 times [2019-12-07 10:07:36,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:36,986 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063363356] [2019-12-07 10:07:36,986 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:37,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:37,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:37,047 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063363356] [2019-12-07 10:07:37,047 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:37,047 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 10:07:37,047 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679727868] [2019-12-07 10:07:37,048 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 10:07:37,048 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:37,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 10:07:37,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 10:07:37,048 INFO L87 Difference]: Start difference. First operand 788 states and 1805 transitions. Second operand 5 states. [2019-12-07 10:07:37,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:37,074 INFO L93 Difference]: Finished difference Result 1266 states and 2914 transitions. [2019-12-07 10:07:37,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 10:07:37,074 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 42 [2019-12-07 10:07:37,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:37,075 INFO L225 Difference]: With dead ends: 1266 [2019-12-07 10:07:37,075 INFO L226 Difference]: Without dead ends: 498 [2019-12-07 10:07:37,075 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-07 10:07:37,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states. [2019-12-07 10:07:37,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 498. [2019-12-07 10:07:37,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 498 states. [2019-12-07 10:07:37,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 1142 transitions. [2019-12-07 10:07:37,080 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 1142 transitions. Word has length 42 [2019-12-07 10:07:37,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:37,080 INFO L462 AbstractCegarLoop]: Abstraction has 498 states and 1142 transitions. [2019-12-07 10:07:37,080 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 10:07:37,080 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1142 transitions. [2019-12-07 10:07:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-07 10:07:37,081 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:37,081 INFO L410 BasicCegarLoop]: trace 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] [2019-12-07 10:07:37,081 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:37,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:37,081 INFO L82 PathProgramCache]: Analyzing trace with hash 380081836, now seen corresponding path program 3 times [2019-12-07 10:07:37,081 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:37,082 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478940436] [2019-12-07 10:07:37,082 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 10:07:37,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 10:07:37,146 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478940436] [2019-12-07 10:07:37,146 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 10:07:37,146 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-12-07 10:07:37,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461347810] [2019-12-07 10:07:37,146 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-07 10:07:37,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 10:07:37,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-07 10:07:37,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-07 10:07:37,147 INFO L87 Difference]: Start difference. First operand 498 states and 1142 transitions. Second operand 7 states. [2019-12-07 10:07:37,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 10:07:37,258 INFO L93 Difference]: Finished difference Result 866 states and 1944 transitions. [2019-12-07 10:07:37,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-12-07 10:07:37,258 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 42 [2019-12-07 10:07:37,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 10:07:37,259 INFO L225 Difference]: With dead ends: 866 [2019-12-07 10:07:37,259 INFO L226 Difference]: Without dead ends: 580 [2019-12-07 10:07:37,259 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-12-07 10:07:37,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2019-12-07 10:07:37,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 514. [2019-12-07 10:07:37,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 514 states. [2019-12-07 10:07:37,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 1172 transitions. [2019-12-07 10:07:37,264 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 1172 transitions. Word has length 42 [2019-12-07 10:07:37,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 10:07:37,264 INFO L462 AbstractCegarLoop]: Abstraction has 514 states and 1172 transitions. [2019-12-07 10:07:37,264 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-07 10:07:37,264 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1172 transitions. [2019-12-07 10:07:37,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-07 10:07:37,265 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 10:07:37,265 INFO L410 BasicCegarLoop]: trace 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] [2019-12-07 10:07:37,265 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 10:07:37,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 10:07:37,265 INFO L82 PathProgramCache]: Analyzing trace with hash -1605159892, now seen corresponding path program 4 times [2019-12-07 10:07:37,265 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 10:07:37,265 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850017325] [2019-12-07 10:07:37,266 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 10:07:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:07:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 10:07:37,321 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 10:07:37,321 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 10:07:37,324 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [686] [686] ULTIMATE.startENTRY-->L802: Formula: (let ((.cse0 (store |v_#valid_40| 0 0))) (and (= 0 v_~y$read_delayed_var~0.base_6) (< 0 |v_#StackHeapBarrier_12|) (= 0 v_~y$w_buff0~0_571) (= v_~z~0_33 0) (= 0 v_~y$r_buff0_thd2~0_124) (= 0 v_~y$flush_delayed~0_47) (= |v_#NULL.offset_6| 0) (= v_~__unbuffered_p1_EBX~0_56 0) (= v_~y$read_delayed~0_7 0) (= v_~y$r_buff0_thd1~0_321 0) (= 0 v_~__unbuffered_p0_EAX~0_60) (= v_~weak$$choice2~0_156 0) (= v_~y~0_145 0) (= v_~y$w_buff1_used~0_548 0) (= 0 |v_ULTIMATE.start_main_~#t1661~0.offset_17|) (= v_~main$tmp_guard1~0_30 0) (= 0 v_~__unbuffered_cnt~0_85) (= v_~y$r_buff1_thd0~0_115 0) (= |v_#length_13| (store |v_#length_14| |v_ULTIMATE.start_main_~#t1661~0.base_19| 4)) (= v_~y$r_buff1_thd1~0_238 0) (= v_~y$mem_tmp~0_18 0) (= 0 v_~y$r_buff1_thd2~0_86) (= (store .cse0 |v_ULTIMATE.start_main_~#t1661~0.base_19| 1) |v_#valid_38|) (= v_~y$w_buff0_used~0_794 0) (= 0 |v_#NULL.base_6|) (= 0 v_~weak$$choice0~0_11) (< |v_#StackHeapBarrier_12| |v_ULTIMATE.start_main_~#t1661~0.base_19|) (= v_~y$r_buff0_thd0~0_127 0) (= (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1661~0.base_19| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1661~0.base_19|) |v_ULTIMATE.start_main_~#t1661~0.offset_17| 0)) |v_#memory_int_11|) (= (select .cse0 |v_ULTIMATE.start_main_~#t1661~0.base_19|) 0) (= v_~main$tmp_guard0~0_32 0) (= 0 v_~__unbuffered_p1_EAX~0_56) (= 0 v_~y$read_delayed_var~0.offset_6) (= v_~x~0_36 0) (= v_~y$w_buff1~0_385 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_12|, #valid=|v_#valid_40|, #memory_int=|v_#memory_int_12|, #length=|v_#length_14|} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_9|, ~y$read_delayed_var~0.offset=v_~y$read_delayed_var~0.offset_6, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_794, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_15|, #NULL.offset=|v_#NULL.offset_6|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_30, ~y$read_delayed~0=v_~y$read_delayed~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_238, ~y$mem_tmp~0=v_~y$mem_tmp~0_18, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_60, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_56, ~y$w_buff0~0=v_~y$w_buff0~0_571, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_321, ~y$flush_delayed~0=v_~y$flush_delayed~0_47, #length=|v_#length_13|, ~y~0=v_~y~0_145, ULTIMATE.start_main_~#t1662~0.offset=|v_ULTIMATE.start_main_~#t1662~0.offset_17|, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_56, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_68|, ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_33|, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_86|, ULTIMATE.start_main_#t~ite38=|v_ULTIMATE.start_main_#t~ite38_44|, ULTIMATE.start_main_#t~ite37=|v_ULTIMATE.start_main_#t~ite37_120|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_32, #NULL.base=|v_#NULL.base_6|, ULTIMATE.start_main_~#t1661~0.base=|v_ULTIMATE.start_main_~#t1661~0.base_19|, ULTIMATE.start_main_#t~ite34=|v_ULTIMATE.start_main_#t~ite34_44|, ULTIMATE.start_main_~#t1661~0.offset=|v_ULTIMATE.start_main_~#t1661~0.offset_17|, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_86, ~weak$$choice0~0=v_~weak$$choice0~0_11, #StackHeapBarrier=|v_#StackHeapBarrier_12|, ~y$w_buff1~0=v_~y$w_buff1~0_385, ~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_6, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_23|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_127, #valid=|v_#valid_38|, ULTIMATE.start_main_~#t1662~0.base=|v_ULTIMATE.start_main_~#t1662~0.base_22|, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_124, #memory_int=|v_#memory_int_11|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_85, ~z~0=v_~z~0_33, ~weak$$choice2~0=v_~weak$$choice2~0_156, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_115, ~x~0=v_~x~0_36, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_548} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ~y$read_delayed_var~0.offset, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~nondet33, #NULL.offset, ~main$tmp_guard1~0, ~y$read_delayed~0, ~y$r_buff1_thd1~0, ~y$mem_tmp~0, ~__unbuffered_p0_EAX~0, ~__unbuffered_p1_EAX~0, ~y$w_buff0~0, ~y$r_buff0_thd1~0, ~y$flush_delayed~0, #length, ~y~0, ULTIMATE.start_main_~#t1662~0.offset, ~__unbuffered_p1_EBX~0, ULTIMATE.start_main_#t~ite39, ULTIMATE.start_main_#t~ite35, ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite38, ULTIMATE.start_main_#t~ite37, ~main$tmp_guard0~0, #NULL.base, ULTIMATE.start_main_~#t1661~0.base, ULTIMATE.start_main_#t~ite34, ULTIMATE.start_main_~#t1661~0.offset, ~y$r_buff1_thd2~0, ~weak$$choice0~0, ~y$w_buff1~0, ~y$read_delayed_var~0.base, ULTIMATE.start_main_#res, ~y$r_buff0_thd0~0, #valid, ULTIMATE.start_main_~#t1662~0.base, ~y$r_buff0_thd2~0, #memory_int, ~__unbuffered_cnt~0, ~z~0, ~weak$$choice2~0, ~y$r_buff1_thd0~0, ~x~0, ~y$w_buff1_used~0] because there is no mapped edge [2019-12-07 10:07:37,324 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [648] [648] L802-1-->L804: Formula: (and (= 0 (select |v_#valid_20| |v_ULTIMATE.start_main_~#t1662~0.base_9|)) (< |v_#StackHeapBarrier_7| |v_ULTIMATE.start_main_~#t1662~0.base_9|) (not (= 0 |v_ULTIMATE.start_main_~#t1662~0.base_9|)) (= |v_#memory_int_7| (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t1662~0.base_9| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t1662~0.base_9|) |v_ULTIMATE.start_main_~#t1662~0.offset_8| 1))) (= |v_ULTIMATE.start_main_~#t1662~0.offset_8| 0) (= |v_#valid_19| (store |v_#valid_20| |v_ULTIMATE.start_main_~#t1662~0.base_9| 1)) (= (store |v_#length_10| |v_ULTIMATE.start_main_~#t1662~0.base_9| 4) |v_#length_9|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_7|, #valid=|v_#valid_20|, #memory_int=|v_#memory_int_8|, #length=|v_#length_10|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_7|, ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_4|, ULTIMATE.start_main_~#t1662~0.offset=|v_ULTIMATE.start_main_~#t1662~0.offset_8|, ULTIMATE.start_main_~#t1662~0.base=|v_ULTIMATE.start_main_~#t1662~0.base_9|, #valid=|v_#valid_19|, #memory_int=|v_#memory_int_7|, #length=|v_#length_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_~#t1662~0.offset, ULTIMATE.start_main_~#t1662~0.base, #valid, #memory_int, #length] because there is no mapped edge [2019-12-07 10:07:37,324 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [621] [621] L5-->L779: Formula: (and (= v_~z~0_12 1) (= v_~y$r_buff0_thd2~0_57 v_~y$r_buff1_thd2~0_35) (not (= v_P1Thread1of1ForFork0___VERIFIER_assert_~expression_74 0)) (= v_~y$r_buff0_thd0~0_50 v_~y$r_buff1_thd0~0_31) (= v_~y$r_buff0_thd1~0_125 v_~y$r_buff1_thd1~0_69) (= v_~__unbuffered_p1_EBX~0_15 v_~x~0_14) (= v_~y$r_buff0_thd2~0_56 1) (= v_~z~0_12 v_~__unbuffered_p1_EAX~0_15)) InVars {P1Thread1of1ForFork0___VERIFIER_assert_~expression=v_P1Thread1of1ForFork0___VERIFIER_assert_~expression_74, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_50, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_57, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_125, ~x~0=v_~x~0_14} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_35, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_69, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_15, P1Thread1of1ForFork0___VERIFIER_assert_~expression=v_P1Thread1of1ForFork0___VERIFIER_assert_~expression_74, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_15, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_50, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_56, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_125, ~z~0=v_~z~0_12, ~x~0=v_~x~0_14, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_31} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~__unbuffered_p1_EBX~0, ~__unbuffered_p1_EAX~0, ~y$r_buff0_thd2~0, ~z~0, ~y$r_buff1_thd0~0] because there is no mapped edge [2019-12-07 10:07:37,325 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [641] [641] L780-->L780-2: Formula: (let ((.cse0 (= (mod ~y$r_buff0_thd2~0_In1676811196 256) 0)) (.cse1 (= 0 (mod ~y$w_buff0_used~0_In1676811196 256)))) (or (and (not .cse0) (= 0 |P1Thread1of1ForFork0_#t~ite28_Out1676811196|) (not .cse1)) (and (= ~y$w_buff0_used~0_In1676811196 |P1Thread1of1ForFork0_#t~ite28_Out1676811196|) (or .cse0 .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In1676811196, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1676811196} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In1676811196, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1676811196, P1Thread1of1ForFork0_#t~ite28=|P1Thread1of1ForFork0_#t~ite28_Out1676811196|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_#t~ite28] because there is no mapped edge [2019-12-07 10:07:37,326 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [629] [629] L781-->L781-2: Formula: (let ((.cse3 (= 0 (mod ~y$w_buff0_used~0_In880953588 256))) (.cse2 (= 0 (mod ~y$r_buff0_thd2~0_In880953588 256))) (.cse0 (= (mod ~y$r_buff1_thd2~0_In880953588 256) 0)) (.cse1 (= 0 (mod ~y$w_buff1_used~0_In880953588 256)))) (or (and (= ~y$w_buff1_used~0_In880953588 |P1Thread1of1ForFork0_#t~ite29_Out880953588|) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse3) (not .cse2)) (and (not .cse0) (not .cse1))) (= 0 |P1Thread1of1ForFork0_#t~ite29_Out880953588|)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In880953588, ~y$w_buff0_used~0=~y$w_buff0_used~0_In880953588, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In880953588, ~y$w_buff1_used~0=~y$w_buff1_used~0_In880953588} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In880953588, ~y$w_buff0_used~0=~y$w_buff0_used~0_In880953588, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In880953588, P1Thread1of1ForFork0_#t~ite29=|P1Thread1of1ForFork0_#t~ite29_Out880953588|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In880953588} AuxVars[] AssignedVars[P1Thread1of1ForFork0_#t~ite29] because there is no mapped edge [2019-12-07 10:07:37,326 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [640] [640] L782-->L783: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff0_used~0_In-953036257 256))) (.cse1 (= ~y$r_buff0_thd2~0_Out-953036257 ~y$r_buff0_thd2~0_In-953036257)) (.cse2 (= (mod ~y$r_buff0_thd2~0_In-953036257 256) 0))) (or (and .cse0 .cse1) (and (not .cse2) (not .cse0) (= ~y$r_buff0_thd2~0_Out-953036257 0)) (and .cse1 .cse2))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-953036257, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-953036257} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-953036257, P1Thread1of1ForFork0_#t~ite30=|P1Thread1of1ForFork0_#t~ite30_Out-953036257|, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_Out-953036257} AuxVars[] AssignedVars[P1Thread1of1ForFork0_#t~ite30, ~y$r_buff0_thd2~0] because there is no mapped edge [2019-12-07 10:07:37,327 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [669] [669] L742-->L742-8: Formula: (let ((.cse0 (= (mod ~weak$$choice2~0_In1376548415 256) 0))) (or (and (= ~y$w_buff1_used~0_In1376548415 |P0Thread1of1ForFork1_#t~ite17_Out1376548415|) .cse0 (= |P0Thread1of1ForFork1_#t~ite17_Out1376548415| |P0Thread1of1ForFork1_#t~ite18_Out1376548415|) (let ((.cse1 (= (mod ~y$r_buff0_thd1~0_In1376548415 256) 0))) (or (and (= 0 (mod ~y$r_buff1_thd1~0_In1376548415 256)) .cse1) (and (= 0 (mod ~y$w_buff1_used~0_In1376548415 256)) .cse1) (= (mod ~y$w_buff0_used~0_In1376548415 256) 0)))) (and (= ~y$w_buff1_used~0_In1376548415 |P0Thread1of1ForFork1_#t~ite18_Out1376548415|) (= |P0Thread1of1ForFork1_#t~ite17_In1376548415| |P0Thread1of1ForFork1_#t~ite17_Out1376548415|) (not .cse0)))) InVars {~y$r_buff1_thd1~0=~y$r_buff1_thd1~0_In1376548415, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1376548415, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In1376548415, P0Thread1of1ForFork1_#t~ite17=|P0Thread1of1ForFork1_#t~ite17_In1376548415|, ~weak$$choice2~0=~weak$$choice2~0_In1376548415, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1376548415} OutVars{~y$r_buff1_thd1~0=~y$r_buff1_thd1~0_In1376548415, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1376548415, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In1376548415, P0Thread1of1ForFork1_#t~ite18=|P0Thread1of1ForFork1_#t~ite18_Out1376548415|, P0Thread1of1ForFork1_#t~ite17=|P0Thread1of1ForFork1_#t~ite17_Out1376548415|, ~weak$$choice2~0=~weak$$choice2~0_In1376548415, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1376548415} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#t~ite18, P0Thread1of1ForFork1_#t~ite17] because there is no mapped edge [2019-12-07 10:07:37,328 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [609] [609] L743-->L744: Formula: (and (= v_~y$r_buff0_thd1~0_97 v_~y$r_buff0_thd1~0_96) (not (= 0 (mod v_~weak$$choice2~0_29 256)))) InVars {~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_97, ~weak$$choice2~0=v_~weak$$choice2~0_29} OutVars{P0Thread1of1ForFork1_#t~ite21=|v_P0Thread1of1ForFork1_#t~ite21_5|, P0Thread1of1ForFork1_#t~ite20=|v_P0Thread1of1ForFork1_#t~ite20_12|, P0Thread1of1ForFork1_#t~ite19=|v_P0Thread1of1ForFork1_#t~ite19_13|, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_96, ~weak$$choice2~0=v_~weak$$choice2~0_29} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#t~ite21, P0Thread1of1ForFork1_#t~ite20, P0Thread1of1ForFork1_#t~ite19, ~y$r_buff0_thd1~0] because there is no mapped edge [2019-12-07 10:07:37,328 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [599] [599] L746-->L754: Formula: (and (= (+ v_~__unbuffered_cnt~0_13 1) v_~__unbuffered_cnt~0_12) (= v_~y~0_27 v_~y$mem_tmp~0_4) (= 0 v_~y$flush_delayed~0_8) (not (= 0 (mod v_~y$flush_delayed~0_9 256)))) InVars {~y$mem_tmp~0=v_~y$mem_tmp~0_4, ~y$flush_delayed~0=v_~y$flush_delayed~0_9, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_13} OutVars{~y$mem_tmp~0=v_~y$mem_tmp~0_4, P0Thread1of1ForFork1_#t~ite25=|v_P0Thread1of1ForFork1_#t~ite25_9|, ~y$flush_delayed~0=v_~y$flush_delayed~0_8, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_12, ~y~0=v_~y~0_27} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#t~ite25, ~y$flush_delayed~0, ~__unbuffered_cnt~0, ~y~0] because there is no mapped edge [2019-12-07 10:07:37,328 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [639] [639] L783-->L783-2: Formula: (let ((.cse3 (= 0 (mod ~y$r_buff0_thd2~0_In-513230586 256))) (.cse2 (= (mod ~y$w_buff0_used~0_In-513230586 256) 0)) (.cse1 (= 0 (mod ~y$w_buff1_used~0_In-513230586 256))) (.cse0 (= 0 (mod ~y$r_buff1_thd2~0_In-513230586 256)))) (or (and (= 0 |P1Thread1of1ForFork0_#t~ite31_Out-513230586|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (= ~y$r_buff1_thd2~0_In-513230586 |P1Thread1of1ForFork0_#t~ite31_Out-513230586|) (or .cse3 .cse2) (or .cse1 .cse0)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-513230586, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-513230586, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-513230586, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-513230586} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-513230586, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-513230586, P1Thread1of1ForFork0_#t~ite31=|P1Thread1of1ForFork0_#t~ite31_Out-513230586|, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-513230586, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-513230586} AuxVars[] AssignedVars[P1Thread1of1ForFork0_#t~ite31] because there is no mapped edge [2019-12-07 10:07:37,328 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [660] [660] L783-2-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork0_#t~ite31_32| v_~y$r_buff1_thd2~0_51) (= 0 |v_P1Thread1of1ForFork0_#res.offset_3|) (= (+ v_~__unbuffered_cnt~0_54 1) v_~__unbuffered_cnt~0_53) (= 0 |v_P1Thread1of1ForFork0_#res.base_3|)) InVars {P1Thread1of1ForFork0_#t~ite31=|v_P1Thread1of1ForFork0_#t~ite31_32|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_54} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_51, P1Thread1of1ForFork0_#t~ite31=|v_P1Thread1of1ForFork0_#t~ite31_31|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_53, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_3|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_3|} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, P1Thread1of1ForFork0_#t~ite31, ~__unbuffered_cnt~0, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] because there is no mapped edge [2019-12-07 10:07:37,329 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [581] [581] L808-->L810-2: Formula: (and (or (= (mod v_~y$w_buff0_used~0_97 256) 0) (= 0 (mod v_~y$r_buff0_thd0~0_21 256))) (not (= 0 (mod v_~main$tmp_guard0~0_5 256)))) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_97, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_21, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_5} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_97, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_21, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_5} AuxVars[] AssignedVars[] because there is no mapped edge [2019-12-07 10:07:37,329 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [645] [645] L810-2-->L810-4: Formula: (let ((.cse1 (= (mod ~y$r_buff1_thd0~0_In-1413235977 256) 0)) (.cse0 (= 0 (mod ~y$w_buff1_used~0_In-1413235977 256)))) (or (and (= ~y~0_In-1413235977 |ULTIMATE.start_main_#t~ite34_Out-1413235977|) (or .cse0 .cse1)) (and (= |ULTIMATE.start_main_#t~ite34_Out-1413235977| ~y$w_buff1~0_In-1413235977) (not .cse1) (not .cse0)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In-1413235977, ~y~0=~y~0_In-1413235977, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1413235977, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1413235977} OutVars{~y$w_buff1~0=~y$w_buff1~0_In-1413235977, ~y~0=~y~0_In-1413235977, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1413235977, ULTIMATE.start_main_#t~ite34=|ULTIMATE.start_main_#t~ite34_Out-1413235977|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1413235977} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite34] because there is no mapped edge [2019-12-07 10:07:37,329 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [569] [569] L810-4-->L811: Formula: (= v_~y~0_15 |v_ULTIMATE.start_main_#t~ite34_7|) InVars {ULTIMATE.start_main_#t~ite34=|v_ULTIMATE.start_main_#t~ite34_7|} OutVars{ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_6|, ~y~0=v_~y~0_15, ULTIMATE.start_main_#t~ite34=|v_ULTIMATE.start_main_#t~ite34_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite35, ~y~0, ULTIMATE.start_main_#t~ite34] because there is no mapped edge [2019-12-07 10:07:37,329 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [635] [635] L811-->L811-2: Formula: (let ((.cse0 (= (mod ~y$r_buff0_thd0~0_In-158174074 256) 0)) (.cse1 (= (mod ~y$w_buff0_used~0_In-158174074 256) 0))) (or (and (= 0 |ULTIMATE.start_main_#t~ite36_Out-158174074|) (not .cse0) (not .cse1)) (and (or .cse0 .cse1) (= ~y$w_buff0_used~0_In-158174074 |ULTIMATE.start_main_#t~ite36_Out-158174074|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-158174074, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-158174074} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-158174074, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-158174074, ULTIMATE.start_main_#t~ite36=|ULTIMATE.start_main_#t~ite36_Out-158174074|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite36] because there is no mapped edge [2019-12-07 10:07:37,329 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [634] [634] L812-->L812-2: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff1_used~0_In2122198848 256))) (.cse1 (= (mod ~y$r_buff1_thd0~0_In2122198848 256) 0)) (.cse3 (= 0 (mod ~y$w_buff0_used~0_In2122198848 256))) (.cse2 (= 0 (mod ~y$r_buff0_thd0~0_In2122198848 256)))) (or (and (or .cse0 .cse1) (= ~y$w_buff1_used~0_In2122198848 |ULTIMATE.start_main_#t~ite37_Out2122198848|) (or .cse2 .cse3)) (and (= |ULTIMATE.start_main_#t~ite37_Out2122198848| 0) (or (and (not .cse0) (not .cse1)) (and (not .cse3) (not .cse2)))))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In2122198848, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In2122198848, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2122198848, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2122198848} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In2122198848, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In2122198848, ULTIMATE.start_main_#t~ite37=|ULTIMATE.start_main_#t~ite37_Out2122198848|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2122198848, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2122198848} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite37] because there is no mapped edge [2019-12-07 10:07:37,329 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [644] [644] L813-->L813-2: Formula: (let ((.cse1 (= 0 (mod ~y$w_buff0_used~0_In988334041 256))) (.cse0 (= (mod ~y$r_buff0_thd0~0_In988334041 256) 0))) (or (and (not .cse0) (not .cse1) (= |ULTIMATE.start_main_#t~ite38_Out988334041| 0)) (and (= |ULTIMATE.start_main_#t~ite38_Out988334041| ~y$r_buff0_thd0~0_In988334041) (or .cse1 .cse0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In988334041, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In988334041} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In988334041, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In988334041, ULTIMATE.start_main_#t~ite38=|ULTIMATE.start_main_#t~ite38_Out988334041|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite38] because there is no mapped edge [2019-12-07 10:07:37,330 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [631] [631] L814-->L814-2: Formula: (let ((.cse3 (= 0 (mod ~y$w_buff1_used~0_In986578736 256))) (.cse2 (= 0 (mod ~y$r_buff1_thd0~0_In986578736 256))) (.cse1 (= 0 (mod ~y$r_buff0_thd0~0_In986578736 256))) (.cse0 (= 0 (mod ~y$w_buff0_used~0_In986578736 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite39_Out986578736|)) (and (or .cse3 .cse2) (= ~y$r_buff1_thd0~0_In986578736 |ULTIMATE.start_main_#t~ite39_Out986578736|) (or .cse1 .cse0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In986578736, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In986578736, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In986578736, ~y$w_buff1_used~0=~y$w_buff1_used~0_In986578736} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In986578736, ULTIMATE.start_main_#t~ite39=|ULTIMATE.start_main_#t~ite39_Out986578736|, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In986578736, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In986578736, ~y$w_buff1_used~0=~y$w_buff1_used~0_In986578736} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite39] because there is no mapped edge [2019-12-07 10:07:37,330 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [671] [671] L814-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~expression_16 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_13|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_16 0) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_13| (mod v_~main$tmp_guard1~0_15 256)) (= |v_ULTIMATE.start_main_#t~ite39_34| v_~y$r_buff1_thd0~0_70) (= (ite (= (ite (not (and (= 1 v_~__unbuffered_p1_EAX~0_32) (= v_~__unbuffered_p1_EBX~0_32 0) (= 0 v_~__unbuffered_p0_EAX~0_40))) 1 0) 0) 0 1) v_~main$tmp_guard1~0_15)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_40, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_32, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_32, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_34|} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_40, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_16, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_32, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_32, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_33|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_15, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_70, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_13|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression, ULTIMATE.start_main_#t~ite39, ~main$tmp_guard1~0, ~y$r_buff1_thd0~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-07 10:07:37,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 10:07:37 BasicIcfg [2019-12-07 10:07:37,368 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 10:07:37,368 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 10:07:37,368 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 10:07:37,368 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 10:07:37,369 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 10:07:30" (3/4) ... [2019-12-07 10:07:37,370 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 10:07:37,371 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [686] [686] ULTIMATE.startENTRY-->L802: Formula: (let ((.cse0 (store |v_#valid_40| 0 0))) (and (= 0 v_~y$read_delayed_var~0.base_6) (< 0 |v_#StackHeapBarrier_12|) (= 0 v_~y$w_buff0~0_571) (= v_~z~0_33 0) (= 0 v_~y$r_buff0_thd2~0_124) (= 0 v_~y$flush_delayed~0_47) (= |v_#NULL.offset_6| 0) (= v_~__unbuffered_p1_EBX~0_56 0) (= v_~y$read_delayed~0_7 0) (= v_~y$r_buff0_thd1~0_321 0) (= 0 v_~__unbuffered_p0_EAX~0_60) (= v_~weak$$choice2~0_156 0) (= v_~y~0_145 0) (= v_~y$w_buff1_used~0_548 0) (= 0 |v_ULTIMATE.start_main_~#t1661~0.offset_17|) (= v_~main$tmp_guard1~0_30 0) (= 0 v_~__unbuffered_cnt~0_85) (= v_~y$r_buff1_thd0~0_115 0) (= |v_#length_13| (store |v_#length_14| |v_ULTIMATE.start_main_~#t1661~0.base_19| 4)) (= v_~y$r_buff1_thd1~0_238 0) (= v_~y$mem_tmp~0_18 0) (= 0 v_~y$r_buff1_thd2~0_86) (= (store .cse0 |v_ULTIMATE.start_main_~#t1661~0.base_19| 1) |v_#valid_38|) (= v_~y$w_buff0_used~0_794 0) (= 0 |v_#NULL.base_6|) (= 0 v_~weak$$choice0~0_11) (< |v_#StackHeapBarrier_12| |v_ULTIMATE.start_main_~#t1661~0.base_19|) (= v_~y$r_buff0_thd0~0_127 0) (= (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1661~0.base_19| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t1661~0.base_19|) |v_ULTIMATE.start_main_~#t1661~0.offset_17| 0)) |v_#memory_int_11|) (= (select .cse0 |v_ULTIMATE.start_main_~#t1661~0.base_19|) 0) (= v_~main$tmp_guard0~0_32 0) (= 0 v_~__unbuffered_p1_EAX~0_56) (= 0 v_~y$read_delayed_var~0.offset_6) (= v_~x~0_36 0) (= v_~y$w_buff1~0_385 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_12|, #valid=|v_#valid_40|, #memory_int=|v_#memory_int_12|, #length=|v_#length_14|} OutVars{ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_9|, ~y$read_delayed_var~0.offset=v_~y$read_delayed_var~0.offset_6, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_794, ULTIMATE.start_main_#t~nondet33=|v_ULTIMATE.start_main_#t~nondet33_15|, #NULL.offset=|v_#NULL.offset_6|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_30, ~y$read_delayed~0=v_~y$read_delayed~0_7, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_238, ~y$mem_tmp~0=v_~y$mem_tmp~0_18, ~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_60, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_56, ~y$w_buff0~0=v_~y$w_buff0~0_571, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_321, ~y$flush_delayed~0=v_~y$flush_delayed~0_47, #length=|v_#length_13|, ~y~0=v_~y~0_145, ULTIMATE.start_main_~#t1662~0.offset=|v_ULTIMATE.start_main_~#t1662~0.offset_17|, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_56, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_68|, ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_33|, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_86|, ULTIMATE.start_main_#t~ite38=|v_ULTIMATE.start_main_#t~ite38_44|, ULTIMATE.start_main_#t~ite37=|v_ULTIMATE.start_main_#t~ite37_120|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_32, #NULL.base=|v_#NULL.base_6|, ULTIMATE.start_main_~#t1661~0.base=|v_ULTIMATE.start_main_~#t1661~0.base_19|, ULTIMATE.start_main_#t~ite34=|v_ULTIMATE.start_main_#t~ite34_44|, ULTIMATE.start_main_~#t1661~0.offset=|v_ULTIMATE.start_main_~#t1661~0.offset_17|, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_86, ~weak$$choice0~0=v_~weak$$choice0~0_11, #StackHeapBarrier=|v_#StackHeapBarrier_12|, ~y$w_buff1~0=v_~y$w_buff1~0_385, ~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_6, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_23|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_127, #valid=|v_#valid_38|, ULTIMATE.start_main_~#t1662~0.base=|v_ULTIMATE.start_main_~#t1662~0.base_22|, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_124, #memory_int=|v_#memory_int_11|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_85, ~z~0=v_~z~0_33, ~weak$$choice2~0=v_~weak$$choice2~0_156, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_115, ~x~0=v_~x~0_36, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_548} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ~y$read_delayed_var~0.offset, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~nondet33, #NULL.offset, ~main$tmp_guard1~0, ~y$read_delayed~0, ~y$r_buff1_thd1~0, ~y$mem_tmp~0, ~__unbuffered_p0_EAX~0, ~__unbuffered_p1_EAX~0, ~y$w_buff0~0, ~y$r_buff0_thd1~0, ~y$flush_delayed~0, #length, ~y~0, ULTIMATE.start_main_~#t1662~0.offset, ~__unbuffered_p1_EBX~0, ULTIMATE.start_main_#t~ite39, ULTIMATE.start_main_#t~ite35, ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite38, ULTIMATE.start_main_#t~ite37, ~main$tmp_guard0~0, #NULL.base, ULTIMATE.start_main_~#t1661~0.base, ULTIMATE.start_main_#t~ite34, ULTIMATE.start_main_~#t1661~0.offset, ~y$r_buff1_thd2~0, ~weak$$choice0~0, ~y$w_buff1~0, ~y$read_delayed_var~0.base, ULTIMATE.start_main_#res, ~y$r_buff0_thd0~0, #valid, ULTIMATE.start_main_~#t1662~0.base, ~y$r_buff0_thd2~0, #memory_int, ~__unbuffered_cnt~0, ~z~0, ~weak$$choice2~0, ~y$r_buff1_thd0~0, ~x~0, ~y$w_buff1_used~0] because there is no mapped edge [2019-12-07 10:07:37,371 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [648] [648] L802-1-->L804: Formula: (and (= 0 (select |v_#valid_20| |v_ULTIMATE.start_main_~#t1662~0.base_9|)) (< |v_#StackHeapBarrier_7| |v_ULTIMATE.start_main_~#t1662~0.base_9|) (not (= 0 |v_ULTIMATE.start_main_~#t1662~0.base_9|)) (= |v_#memory_int_7| (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t1662~0.base_9| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t1662~0.base_9|) |v_ULTIMATE.start_main_~#t1662~0.offset_8| 1))) (= |v_ULTIMATE.start_main_~#t1662~0.offset_8| 0) (= |v_#valid_19| (store |v_#valid_20| |v_ULTIMATE.start_main_~#t1662~0.base_9| 1)) (= (store |v_#length_10| |v_ULTIMATE.start_main_~#t1662~0.base_9| 4) |v_#length_9|)) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_7|, #valid=|v_#valid_20|, #memory_int=|v_#memory_int_8|, #length=|v_#length_10|} OutVars{#StackHeapBarrier=|v_#StackHeapBarrier_7|, ULTIMATE.start_main_#t~nondet32=|v_ULTIMATE.start_main_#t~nondet32_4|, ULTIMATE.start_main_~#t1662~0.offset=|v_ULTIMATE.start_main_~#t1662~0.offset_8|, ULTIMATE.start_main_~#t1662~0.base=|v_ULTIMATE.start_main_~#t1662~0.base_9|, #valid=|v_#valid_19|, #memory_int=|v_#memory_int_7|, #length=|v_#length_9|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet32, ULTIMATE.start_main_~#t1662~0.offset, ULTIMATE.start_main_~#t1662~0.base, #valid, #memory_int, #length] because there is no mapped edge [2019-12-07 10:07:37,371 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [621] [621] L5-->L779: Formula: (and (= v_~z~0_12 1) (= v_~y$r_buff0_thd2~0_57 v_~y$r_buff1_thd2~0_35) (not (= v_P1Thread1of1ForFork0___VERIFIER_assert_~expression_74 0)) (= v_~y$r_buff0_thd0~0_50 v_~y$r_buff1_thd0~0_31) (= v_~y$r_buff0_thd1~0_125 v_~y$r_buff1_thd1~0_69) (= v_~__unbuffered_p1_EBX~0_15 v_~x~0_14) (= v_~y$r_buff0_thd2~0_56 1) (= v_~z~0_12 v_~__unbuffered_p1_EAX~0_15)) InVars {P1Thread1of1ForFork0___VERIFIER_assert_~expression=v_P1Thread1of1ForFork0___VERIFIER_assert_~expression_74, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_50, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_57, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_125, ~x~0=v_~x~0_14} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_35, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_69, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_15, P1Thread1of1ForFork0___VERIFIER_assert_~expression=v_P1Thread1of1ForFork0___VERIFIER_assert_~expression_74, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_15, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_50, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_56, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_125, ~z~0=v_~z~0_12, ~x~0=v_~x~0_14, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_31} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, ~y$r_buff1_thd1~0, ~__unbuffered_p1_EBX~0, ~__unbuffered_p1_EAX~0, ~y$r_buff0_thd2~0, ~z~0, ~y$r_buff1_thd0~0] because there is no mapped edge [2019-12-07 10:07:37,372 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [641] [641] L780-->L780-2: Formula: (let ((.cse0 (= (mod ~y$r_buff0_thd2~0_In1676811196 256) 0)) (.cse1 (= 0 (mod ~y$w_buff0_used~0_In1676811196 256)))) (or (and (not .cse0) (= 0 |P1Thread1of1ForFork0_#t~ite28_Out1676811196|) (not .cse1)) (and (= ~y$w_buff0_used~0_In1676811196 |P1Thread1of1ForFork0_#t~ite28_Out1676811196|) (or .cse0 .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In1676811196, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1676811196} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In1676811196, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In1676811196, P1Thread1of1ForFork0_#t~ite28=|P1Thread1of1ForFork0_#t~ite28_Out1676811196|} AuxVars[] AssignedVars[P1Thread1of1ForFork0_#t~ite28] because there is no mapped edge [2019-12-07 10:07:37,372 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [629] [629] L781-->L781-2: Formula: (let ((.cse3 (= 0 (mod ~y$w_buff0_used~0_In880953588 256))) (.cse2 (= 0 (mod ~y$r_buff0_thd2~0_In880953588 256))) (.cse0 (= (mod ~y$r_buff1_thd2~0_In880953588 256) 0)) (.cse1 (= 0 (mod ~y$w_buff1_used~0_In880953588 256)))) (or (and (= ~y$w_buff1_used~0_In880953588 |P1Thread1of1ForFork0_#t~ite29_Out880953588|) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse3) (not .cse2)) (and (not .cse0) (not .cse1))) (= 0 |P1Thread1of1ForFork0_#t~ite29_Out880953588|)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In880953588, ~y$w_buff0_used~0=~y$w_buff0_used~0_In880953588, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In880953588, ~y$w_buff1_used~0=~y$w_buff1_used~0_In880953588} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In880953588, ~y$w_buff0_used~0=~y$w_buff0_used~0_In880953588, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In880953588, P1Thread1of1ForFork0_#t~ite29=|P1Thread1of1ForFork0_#t~ite29_Out880953588|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In880953588} AuxVars[] AssignedVars[P1Thread1of1ForFork0_#t~ite29] because there is no mapped edge [2019-12-07 10:07:37,373 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [640] [640] L782-->L783: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff0_used~0_In-953036257 256))) (.cse1 (= ~y$r_buff0_thd2~0_Out-953036257 ~y$r_buff0_thd2~0_In-953036257)) (.cse2 (= (mod ~y$r_buff0_thd2~0_In-953036257 256) 0))) (or (and .cse0 .cse1) (and (not .cse2) (not .cse0) (= ~y$r_buff0_thd2~0_Out-953036257 0)) (and .cse1 .cse2))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-953036257, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-953036257} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-953036257, P1Thread1of1ForFork0_#t~ite30=|P1Thread1of1ForFork0_#t~ite30_Out-953036257|, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_Out-953036257} AuxVars[] AssignedVars[P1Thread1of1ForFork0_#t~ite30, ~y$r_buff0_thd2~0] because there is no mapped edge [2019-12-07 10:07:37,374 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [669] [669] L742-->L742-8: Formula: (let ((.cse0 (= (mod ~weak$$choice2~0_In1376548415 256) 0))) (or (and (= ~y$w_buff1_used~0_In1376548415 |P0Thread1of1ForFork1_#t~ite17_Out1376548415|) .cse0 (= |P0Thread1of1ForFork1_#t~ite17_Out1376548415| |P0Thread1of1ForFork1_#t~ite18_Out1376548415|) (let ((.cse1 (= (mod ~y$r_buff0_thd1~0_In1376548415 256) 0))) (or (and (= 0 (mod ~y$r_buff1_thd1~0_In1376548415 256)) .cse1) (and (= 0 (mod ~y$w_buff1_used~0_In1376548415 256)) .cse1) (= (mod ~y$w_buff0_used~0_In1376548415 256) 0)))) (and (= ~y$w_buff1_used~0_In1376548415 |P0Thread1of1ForFork1_#t~ite18_Out1376548415|) (= |P0Thread1of1ForFork1_#t~ite17_In1376548415| |P0Thread1of1ForFork1_#t~ite17_Out1376548415|) (not .cse0)))) InVars {~y$r_buff1_thd1~0=~y$r_buff1_thd1~0_In1376548415, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1376548415, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In1376548415, P0Thread1of1ForFork1_#t~ite17=|P0Thread1of1ForFork1_#t~ite17_In1376548415|, ~weak$$choice2~0=~weak$$choice2~0_In1376548415, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1376548415} OutVars{~y$r_buff1_thd1~0=~y$r_buff1_thd1~0_In1376548415, ~y$w_buff0_used~0=~y$w_buff0_used~0_In1376548415, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In1376548415, P0Thread1of1ForFork1_#t~ite18=|P0Thread1of1ForFork1_#t~ite18_Out1376548415|, P0Thread1of1ForFork1_#t~ite17=|P0Thread1of1ForFork1_#t~ite17_Out1376548415|, ~weak$$choice2~0=~weak$$choice2~0_In1376548415, ~y$w_buff1_used~0=~y$w_buff1_used~0_In1376548415} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#t~ite18, P0Thread1of1ForFork1_#t~ite17] because there is no mapped edge [2019-12-07 10:07:37,374 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [609] [609] L743-->L744: Formula: (and (= v_~y$r_buff0_thd1~0_97 v_~y$r_buff0_thd1~0_96) (not (= 0 (mod v_~weak$$choice2~0_29 256)))) InVars {~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_97, ~weak$$choice2~0=v_~weak$$choice2~0_29} OutVars{P0Thread1of1ForFork1_#t~ite21=|v_P0Thread1of1ForFork1_#t~ite21_5|, P0Thread1of1ForFork1_#t~ite20=|v_P0Thread1of1ForFork1_#t~ite20_12|, P0Thread1of1ForFork1_#t~ite19=|v_P0Thread1of1ForFork1_#t~ite19_13|, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_96, ~weak$$choice2~0=v_~weak$$choice2~0_29} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#t~ite21, P0Thread1of1ForFork1_#t~ite20, P0Thread1of1ForFork1_#t~ite19, ~y$r_buff0_thd1~0] because there is no mapped edge [2019-12-07 10:07:37,375 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [599] [599] L746-->L754: Formula: (and (= (+ v_~__unbuffered_cnt~0_13 1) v_~__unbuffered_cnt~0_12) (= v_~y~0_27 v_~y$mem_tmp~0_4) (= 0 v_~y$flush_delayed~0_8) (not (= 0 (mod v_~y$flush_delayed~0_9 256)))) InVars {~y$mem_tmp~0=v_~y$mem_tmp~0_4, ~y$flush_delayed~0=v_~y$flush_delayed~0_9, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_13} OutVars{~y$mem_tmp~0=v_~y$mem_tmp~0_4, P0Thread1of1ForFork1_#t~ite25=|v_P0Thread1of1ForFork1_#t~ite25_9|, ~y$flush_delayed~0=v_~y$flush_delayed~0_8, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_12, ~y~0=v_~y~0_27} AuxVars[] AssignedVars[P0Thread1of1ForFork1_#t~ite25, ~y$flush_delayed~0, ~__unbuffered_cnt~0, ~y~0] because there is no mapped edge [2019-12-07 10:07:37,375 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [639] [639] L783-->L783-2: Formula: (let ((.cse3 (= 0 (mod ~y$r_buff0_thd2~0_In-513230586 256))) (.cse2 (= (mod ~y$w_buff0_used~0_In-513230586 256) 0)) (.cse1 (= 0 (mod ~y$w_buff1_used~0_In-513230586 256))) (.cse0 (= 0 (mod ~y$r_buff1_thd2~0_In-513230586 256)))) (or (and (= 0 |P1Thread1of1ForFork0_#t~ite31_Out-513230586|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (= ~y$r_buff1_thd2~0_In-513230586 |P1Thread1of1ForFork0_#t~ite31_Out-513230586|) (or .cse3 .cse2) (or .cse1 .cse0)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-513230586, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-513230586, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-513230586, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-513230586} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-513230586, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-513230586, P1Thread1of1ForFork0_#t~ite31=|P1Thread1of1ForFork0_#t~ite31_Out-513230586|, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-513230586, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-513230586} AuxVars[] AssignedVars[P1Thread1of1ForFork0_#t~ite31] because there is no mapped edge [2019-12-07 10:07:37,375 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [660] [660] L783-2-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork0_#t~ite31_32| v_~y$r_buff1_thd2~0_51) (= 0 |v_P1Thread1of1ForFork0_#res.offset_3|) (= (+ v_~__unbuffered_cnt~0_54 1) v_~__unbuffered_cnt~0_53) (= 0 |v_P1Thread1of1ForFork0_#res.base_3|)) InVars {P1Thread1of1ForFork0_#t~ite31=|v_P1Thread1of1ForFork0_#t~ite31_32|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_54} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_51, P1Thread1of1ForFork0_#t~ite31=|v_P1Thread1of1ForFork0_#t~ite31_31|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_53, P1Thread1of1ForFork0_#res.offset=|v_P1Thread1of1ForFork0_#res.offset_3|, P1Thread1of1ForFork0_#res.base=|v_P1Thread1of1ForFork0_#res.base_3|} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, P1Thread1of1ForFork0_#t~ite31, ~__unbuffered_cnt~0, P1Thread1of1ForFork0_#res.offset, P1Thread1of1ForFork0_#res.base] because there is no mapped edge [2019-12-07 10:07:37,375 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [581] [581] L808-->L810-2: Formula: (and (or (= (mod v_~y$w_buff0_used~0_97 256) 0) (= 0 (mod v_~y$r_buff0_thd0~0_21 256))) (not (= 0 (mod v_~main$tmp_guard0~0_5 256)))) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_97, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_21, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_5} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_97, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_21, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_5} AuxVars[] AssignedVars[] because there is no mapped edge [2019-12-07 10:07:37,375 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [645] [645] L810-2-->L810-4: Formula: (let ((.cse1 (= (mod ~y$r_buff1_thd0~0_In-1413235977 256) 0)) (.cse0 (= 0 (mod ~y$w_buff1_used~0_In-1413235977 256)))) (or (and (= ~y~0_In-1413235977 |ULTIMATE.start_main_#t~ite34_Out-1413235977|) (or .cse0 .cse1)) (and (= |ULTIMATE.start_main_#t~ite34_Out-1413235977| ~y$w_buff1~0_In-1413235977) (not .cse1) (not .cse0)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In-1413235977, ~y~0=~y~0_In-1413235977, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1413235977, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1413235977} OutVars{~y$w_buff1~0=~y$w_buff1~0_In-1413235977, ~y~0=~y~0_In-1413235977, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1413235977, ULTIMATE.start_main_#t~ite34=|ULTIMATE.start_main_#t~ite34_Out-1413235977|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1413235977} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite34] because there is no mapped edge [2019-12-07 10:07:37,375 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [569] [569] L810-4-->L811: Formula: (= v_~y~0_15 |v_ULTIMATE.start_main_#t~ite34_7|) InVars {ULTIMATE.start_main_#t~ite34=|v_ULTIMATE.start_main_#t~ite34_7|} OutVars{ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_6|, ~y~0=v_~y~0_15, ULTIMATE.start_main_#t~ite34=|v_ULTIMATE.start_main_#t~ite34_6|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite35, ~y~0, ULTIMATE.start_main_#t~ite34] because there is no mapped edge [2019-12-07 10:07:37,375 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [635] [635] L811-->L811-2: Formula: (let ((.cse0 (= (mod ~y$r_buff0_thd0~0_In-158174074 256) 0)) (.cse1 (= (mod ~y$w_buff0_used~0_In-158174074 256) 0))) (or (and (= 0 |ULTIMATE.start_main_#t~ite36_Out-158174074|) (not .cse0) (not .cse1)) (and (or .cse0 .cse1) (= ~y$w_buff0_used~0_In-158174074 |ULTIMATE.start_main_#t~ite36_Out-158174074|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-158174074, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-158174074} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-158174074, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-158174074, ULTIMATE.start_main_#t~ite36=|ULTIMATE.start_main_#t~ite36_Out-158174074|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite36] because there is no mapped edge [2019-12-07 10:07:37,376 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [634] [634] L812-->L812-2: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff1_used~0_In2122198848 256))) (.cse1 (= (mod ~y$r_buff1_thd0~0_In2122198848 256) 0)) (.cse3 (= 0 (mod ~y$w_buff0_used~0_In2122198848 256))) (.cse2 (= 0 (mod ~y$r_buff0_thd0~0_In2122198848 256)))) (or (and (or .cse0 .cse1) (= ~y$w_buff1_used~0_In2122198848 |ULTIMATE.start_main_#t~ite37_Out2122198848|) (or .cse2 .cse3)) (and (= |ULTIMATE.start_main_#t~ite37_Out2122198848| 0) (or (and (not .cse0) (not .cse1)) (and (not .cse3) (not .cse2)))))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In2122198848, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In2122198848, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2122198848, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2122198848} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In2122198848, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In2122198848, ULTIMATE.start_main_#t~ite37=|ULTIMATE.start_main_#t~ite37_Out2122198848|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2122198848, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2122198848} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite37] because there is no mapped edge [2019-12-07 10:07:37,376 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [644] [644] L813-->L813-2: Formula: (let ((.cse1 (= 0 (mod ~y$w_buff0_used~0_In988334041 256))) (.cse0 (= (mod ~y$r_buff0_thd0~0_In988334041 256) 0))) (or (and (not .cse0) (not .cse1) (= |ULTIMATE.start_main_#t~ite38_Out988334041| 0)) (and (= |ULTIMATE.start_main_#t~ite38_Out988334041| ~y$r_buff0_thd0~0_In988334041) (or .cse1 .cse0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In988334041, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In988334041} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In988334041, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In988334041, ULTIMATE.start_main_#t~ite38=|ULTIMATE.start_main_#t~ite38_Out988334041|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite38] because there is no mapped edge [2019-12-07 10:07:37,376 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [631] [631] L814-->L814-2: Formula: (let ((.cse3 (= 0 (mod ~y$w_buff1_used~0_In986578736 256))) (.cse2 (= 0 (mod ~y$r_buff1_thd0~0_In986578736 256))) (.cse1 (= 0 (mod ~y$r_buff0_thd0~0_In986578736 256))) (.cse0 (= 0 (mod ~y$w_buff0_used~0_In986578736 256)))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite39_Out986578736|)) (and (or .cse3 .cse2) (= ~y$r_buff1_thd0~0_In986578736 |ULTIMATE.start_main_#t~ite39_Out986578736|) (or .cse1 .cse0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In986578736, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In986578736, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In986578736, ~y$w_buff1_used~0=~y$w_buff1_used~0_In986578736} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In986578736, ULTIMATE.start_main_#t~ite39=|ULTIMATE.start_main_#t~ite39_Out986578736|, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In986578736, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In986578736, ~y$w_buff1_used~0=~y$w_buff1_used~0_In986578736} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite39] because there is no mapped edge [2019-12-07 10:07:37,376 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [671] [671] L814-2-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~expression_16 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_13|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_16 0) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_13| (mod v_~main$tmp_guard1~0_15 256)) (= |v_ULTIMATE.start_main_#t~ite39_34| v_~y$r_buff1_thd0~0_70) (= (ite (= (ite (not (and (= 1 v_~__unbuffered_p1_EAX~0_32) (= v_~__unbuffered_p1_EBX~0_32 0) (= 0 v_~__unbuffered_p0_EAX~0_40))) 1 0) 0) 0 1) v_~main$tmp_guard1~0_15)) InVars {~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_40, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_32, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_32, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_34|} OutVars{~__unbuffered_p0_EAX~0=v_~__unbuffered_p0_EAX~0_40, ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_16, ~__unbuffered_p1_EBX~0=v_~__unbuffered_p1_EBX~0_32, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_32, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_33|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_15, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_70, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_13|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression, ULTIMATE.start_main_#t~ite39, ~main$tmp_guard1~0, ~y$r_buff1_thd0~0, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-07 10:07:37,425 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_972d5d70-ee29-4779-8bfe-57054a067561/bin/uautomizer/witness.graphml [2019-12-07 10:07:37,426 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 10:07:37,427 INFO L168 Benchmark]: Toolchain (without parser) took 7853.06 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 480.2 MB). Free memory was 937.2 MB in the beginning and 1.2 GB in the end (delta: -219.9 MB). Peak memory consumption was 260.4 MB. Max. memory is 11.5 GB. [2019-12-07 10:07:37,427 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:07:37,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 937.2 MB in the beginning and 1.1 GB in the end (delta: -133.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-12-07 10:07:37,428 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 10:07:37,428 INFO L168 Benchmark]: Boogie Preprocessor took 24.87 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:07:37,428 INFO L168 Benchmark]: RCFGBuilder took 365.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. [2019-12-07 10:07:37,428 INFO L168 Benchmark]: TraceAbstraction took 7007.72 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 380.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -158.0 MB). Peak memory consumption was 222.1 MB. Max. memory is 11.5 GB. [2019-12-07 10:07:37,429 INFO L168 Benchmark]: Witness Printer took 57.66 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. [2019-12-07 10:07:37,430 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 958.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 357.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 937.2 MB in the beginning and 1.1 GB in the end (delta: -133.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.87 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 365.40 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 44.4 MB). Peak memory consumption was 44.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7007.72 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 380.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -158.0 MB). Peak memory consumption was 222.1 MB. Max. memory is 11.5 GB. * Witness Printer took 57.66 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 16.3 MB). Peak memory consumption was 16.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.7s, 137 ProgramPointsBefore, 67 ProgramPointsAfterwards, 165 TransitionsBefore, 78 TransitionsAfterwards, 10216 CoEnabledTransitionPairs, 7 FixpointIterations, 31 TrivialSequentialCompositions, 41 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 27 ConcurrentYvCompositions, 20 ChoiceCompositions, 4326 VarBasedMoverChecksPositive, 213 VarBasedMoverChecksNegative, 84 SemBasedMoverChecksPositive, 180 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.8s, 0 MoverChecksTotal, 39043 CheckedPairsTotal, 99 TotalNumberOfCompositions - CounterExampleResult [Line: 5]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L802] FCALL, FORK 0 pthread_create(&t1661, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L804] FCALL, FORK 0 pthread_create(&t1662, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L759] 2 y$w_buff1 = y$w_buff0 [L760] 2 y$w_buff0 = 1 [L761] 2 y$w_buff1_used = y$w_buff0_used [L762] 2 y$w_buff0_used = (_Bool)1 [L779] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L729] 1 x = 1 [L734] 1 weak$$choice0 = __VERIFIER_nondet_bool() [L735] 1 weak$$choice2 = __VERIFIER_nondet_bool() [L736] 1 y$flush_delayed = weak$$choice2 [L737] 1 y$mem_tmp = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L738] EXPR 1 !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) VAL [!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)=0, __unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L779] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L780] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L781] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L738] 1 y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1) [L739] EXPR 1 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L739] 1 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)) [L740] EXPR 1 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L740] 1 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)) [L741] EXPR 1 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L741] 1 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)) [L742] 1 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L744] EXPR 1 weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))=0, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L744] 1 y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)) [L745] 1 __unbuffered_p0_EAX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=1, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L806] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=5, weak$$choice2=1, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L811] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L812] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used [L813] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 131 locations, 2 error locations. Result: UNSAFE, OverallTime: 6.8s, OverallIterations: 14, TraceHistogramMax: 1, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1523 SDtfs, 1580 SDslu, 2735 SDs, 0 SdLazy, 1010 SolverSat, 71 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 74 GetRequests, 19 SyntacticMatches, 2 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11607occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 13 MinimizatonAttempts, 7206 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 338 NumberOfCodeBlocks, 338 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 37111 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...