./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe010_pso.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_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe010_pso.oepc.i -s /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5c964dccc71ffd31c2fec41a5c718dc8945a2965 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 14:09:12,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:09:12,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:09:12,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:09:12,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:09:12,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:09:12,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:09:12,915 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:09:12,916 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:09:12,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:09:12,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:09:12,918 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:09:12,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:09:12,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:09:12,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:09:12,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:09:12,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:09:12,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:09:12,923 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:09:12,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:09:12,925 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:09:12,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:09:12,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:09:12,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:09:12,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:09:12,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:09:12,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:09:12,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:09:12,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:09:12,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:09:12,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:09:12,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:09:12,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:09:12,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:09:12,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:09:12,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:09:12,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:09:12,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:09:12,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:09:12,933 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:09:12,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:09:12,934 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 14:09:12,944 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:09:12,945 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:09:12,945 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 14:09:12,945 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 14:09:12,945 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 14:09:12,945 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 14:09:12,946 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 14:09:12,946 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 14:09:12,946 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 14:09:12,946 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 14:09:12,946 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 14:09:12,946 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 14:09:12,946 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 14:09:12,946 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 14:09:12,947 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 14:09:12,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:09:12,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:09:12,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:09:12,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:09:12,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:09:12,948 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:09:12,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:09:12,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:09:12,948 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 14:09:12,948 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:09:12,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:09:12,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:09:12,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:09:12,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:09:12,949 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:09:12,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:09:12,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:09:12,949 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:09:12,949 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:09:12,949 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:09:12,949 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 14:09:12,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:09:12,950 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:09:12,950 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:09:12,950 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:09:12,950 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan 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 -> Taipan 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 -> 5c964dccc71ffd31c2fec41a5c718dc8945a2965 [2019-12-07 14:09:13,050 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:09:13,059 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:09:13,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:09:13,063 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:09:13,064 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:09:13,064 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan/../../sv-benchmarks/c/pthread-wmm/safe010_pso.oepc.i [2019-12-07 14:09:13,110 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan/data/50fdee15d/7f11b745e52e44be93f839611ebb499b/FLAG611a881c5 [2019-12-07 14:09:13,483 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:09:13,483 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/sv-benchmarks/c/pthread-wmm/safe010_pso.oepc.i [2019-12-07 14:09:13,493 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan/data/50fdee15d/7f11b745e52e44be93f839611ebb499b/FLAG611a881c5 [2019-12-07 14:09:13,502 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan/data/50fdee15d/7f11b745e52e44be93f839611ebb499b [2019-12-07 14:09:13,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:09:13,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:09:13,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:09:13,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:09:13,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:09:13,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:09:13" (1/1) ... [2019-12-07 14:09:13,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bd1e142 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13, skipping insertion in model container [2019-12-07 14:09:13,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:09:13" (1/1) ... [2019-12-07 14:09:13,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:09:13,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:09:13,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:09:13,783 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:09:13,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:09:13,867 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:09:13,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13 WrapperNode [2019-12-07 14:09:13,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:09:13,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:09:13,868 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:09:13,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:09:13,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13" (1/1) ... [2019-12-07 14:09:13,886 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13" (1/1) ... [2019-12-07 14:09:13,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:09:13,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:09:13,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:09:13,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:09:13,914 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13" (1/1) ... [2019-12-07 14:09:13,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13" (1/1) ... [2019-12-07 14:09:13,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13" (1/1) ... [2019-12-07 14:09:13,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13" (1/1) ... [2019-12-07 14:09:13,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13" (1/1) ... [2019-12-07 14:09:13,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13" (1/1) ... [2019-12-07 14:09:13,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13" (1/1) ... [2019-12-07 14:09:13,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:09:13,930 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:09:13,930 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:09:13,930 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:09:13,931 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan/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 14:09:13,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 14:09:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-07 14:09:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 14:09:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 14:09:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-07 14:09:13,974 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-07 14:09:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-07 14:09:13,974 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-07 14:09:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-07 14:09:13,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:09:13,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:09:13,975 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-07 14:09:14,336 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:09:14,337 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-07 14:09:14,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:09:14 BoogieIcfgContainer [2019-12-07 14:09:14,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:09:14,338 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:09:14,338 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:09:14,340 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:09:14,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:09:13" (1/3) ... [2019-12-07 14:09:14,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a796f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:09:14, skipping insertion in model container [2019-12-07 14:09:14,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:09:13" (2/3) ... [2019-12-07 14:09:14,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a796f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:09:14, skipping insertion in model container [2019-12-07 14:09:14,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:09:14" (3/3) ... [2019-12-07 14:09:14,342 INFO L109 eAbstractionObserver]: Analyzing ICFG safe010_pso.oepc.i [2019-12-07 14:09:14,348 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-07 14:09:14,348 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:09:14,353 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-07 14:09:14,353 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-07 14:09:14,377 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,377 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,377 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,377 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,377 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,378 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,378 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,378 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,378 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,378 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,379 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,379 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,379 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,379 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,379 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,379 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,379 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,379 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,380 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,380 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,380 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,380 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,380 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,381 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,381 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,381 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,381 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,381 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,382 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,382 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,382 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,382 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,382 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,382 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,383 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,383 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,383 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,383 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,384 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,384 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,384 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,384 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,384 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,385 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,385 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,385 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,385 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,385 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,385 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,386 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,386 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,386 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,386 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,386 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,387 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,387 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,387 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,387 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,387 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,388 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,388 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,388 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,388 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,388 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-07 14:09:14,402 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-12-07 14:09:14,419 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:09:14,419 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:09:14,419 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:09:14,419 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:09:14,419 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:09:14,419 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:09:14,420 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:09:14,420 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:09:14,430 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 146 places, 180 transitions [2019-12-07 14:09:14,431 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 146 places, 180 transitions [2019-12-07 14:09:14,485 INFO L134 PetriNetUnfolder]: 41/178 cut-off events. [2019-12-07 14:09:14,485 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-07 14:09:14,495 INFO L76 FinitePrefix]: Finished finitePrefix Result has 185 conditions, 178 events. 41/178 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 460 event pairs. 6/141 useless extension candidates. Maximal degree in co-relation 150. Up to 2 conditions per place. [2019-12-07 14:09:14,509 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 146 places, 180 transitions [2019-12-07 14:09:14,538 INFO L134 PetriNetUnfolder]: 41/178 cut-off events. [2019-12-07 14:09:14,538 INFO L135 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-07 14:09:14,541 INFO L76 FinitePrefix]: Finished finitePrefix Result has 185 conditions, 178 events. 41/178 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 460 event pairs. 6/141 useless extension candidates. Maximal degree in co-relation 150. Up to 2 conditions per place. [2019-12-07 14:09:14,549 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 10418 [2019-12-07 14:09:14,550 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-07 14:09:17,241 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 79 [2019-12-07 14:09:17,333 INFO L206 etLargeBlockEncoding]: Checked pairs total: 46090 [2019-12-07 14:09:17,334 INFO L214 etLargeBlockEncoding]: Total number of compositions: 101 [2019-12-07 14:09:17,336 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 79 places, 91 transitions [2019-12-07 14:09:17,672 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 8654 states. [2019-12-07 14:09:17,673 INFO L276 IsEmpty]: Start isEmpty. Operand 8654 states. [2019-12-07 14:09:17,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-07 14:09:17,677 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:17,678 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-07 14:09:17,678 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:17,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:17,682 INFO L82 PathProgramCache]: Analyzing trace with hash 722891, now seen corresponding path program 1 times [2019-12-07 14:09:17,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:17,688 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951722231] [2019-12-07 14:09:17,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:17,820 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 14:09:17,820 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951722231] [2019-12-07 14:09:17,821 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:17,821 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-07 14:09:17,821 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821648531] [2019-12-07 14:09:17,824 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 14:09:17,825 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:17,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 14:09:17,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 14:09:17,835 INFO L87 Difference]: Start difference. First operand 8654 states. Second operand 3 states. [2019-12-07 14:09:17,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:17,994 INFO L93 Difference]: Finished difference Result 8604 states and 28108 transitions. [2019-12-07 14:09:17,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:09:17,996 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-07 14:09:17,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:18,058 INFO L225 Difference]: With dead ends: 8604 [2019-12-07 14:09:18,058 INFO L226 Difference]: Without dead ends: 8436 [2019-12-07 14:09:18,059 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 14:09:18,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8436 states. [2019-12-07 14:09:18,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8436 to 8436. [2019-12-07 14:09:18,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8436 states. [2019-12-07 14:09:18,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8436 states to 8436 states and 27590 transitions. [2019-12-07 14:09:18,326 INFO L78 Accepts]: Start accepts. Automaton has 8436 states and 27590 transitions. Word has length 3 [2019-12-07 14:09:18,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:18,327 INFO L462 AbstractCegarLoop]: Abstraction has 8436 states and 27590 transitions. [2019-12-07 14:09:18,327 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 14:09:18,327 INFO L276 IsEmpty]: Start isEmpty. Operand 8436 states and 27590 transitions. [2019-12-07 14:09:18,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 14:09:18,328 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:18,329 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:18,329 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:18,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:18,329 INFO L82 PathProgramCache]: Analyzing trace with hash -1596153002, now seen corresponding path program 1 times [2019-12-07 14:09:18,329 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:18,329 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563439931] [2019-12-07 14:09:18,330 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:18,391 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 14:09:18,392 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563439931] [2019-12-07 14:09:18,392 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:18,392 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 14:09:18,392 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445200591] [2019-12-07 14:09:18,393 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:09:18,394 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:18,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:09:18,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:09:18,394 INFO L87 Difference]: Start difference. First operand 8436 states and 27590 transitions. Second operand 4 states. [2019-12-07 14:09:18,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:18,668 INFO L93 Difference]: Finished difference Result 13130 states and 41153 transitions. [2019-12-07 14:09:18,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 14:09:18,668 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-07 14:09:18,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:18,722 INFO L225 Difference]: With dead ends: 13130 [2019-12-07 14:09:18,722 INFO L226 Difference]: Without dead ends: 13123 [2019-12-07 14:09:18,722 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 14:09:18,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13123 states. [2019-12-07 14:09:18,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13123 to 11988. [2019-12-07 14:09:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11988 states. [2019-12-07 14:09:19,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11988 states to 11988 states and 38075 transitions. [2019-12-07 14:09:19,012 INFO L78 Accepts]: Start accepts. Automaton has 11988 states and 38075 transitions. Word has length 11 [2019-12-07 14:09:19,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:19,012 INFO L462 AbstractCegarLoop]: Abstraction has 11988 states and 38075 transitions. [2019-12-07 14:09:19,013 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:09:19,013 INFO L276 IsEmpty]: Start isEmpty. Operand 11988 states and 38075 transitions. [2019-12-07 14:09:19,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 14:09:19,015 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:19,015 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:19,015 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:19,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:19,015 INFO L82 PathProgramCache]: Analyzing trace with hash 1194917716, now seen corresponding path program 1 times [2019-12-07 14:09:19,015 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:19,016 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046227465] [2019-12-07 14:09:19,016 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:19,059 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 14:09:19,059 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046227465] [2019-12-07 14:09:19,059 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:19,059 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 14:09:19,060 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911969902] [2019-12-07 14:09:19,060 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:09:19,060 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:19,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:09:19,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:09:19,060 INFO L87 Difference]: Start difference. First operand 11988 states and 38075 transitions. Second operand 4 states. [2019-12-07 14:09:19,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:19,224 INFO L93 Difference]: Finished difference Result 14736 states and 46267 transitions. [2019-12-07 14:09:19,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 14:09:19,224 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-07 14:09:19,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:19,260 INFO L225 Difference]: With dead ends: 14736 [2019-12-07 14:09:19,260 INFO L226 Difference]: Without dead ends: 14736 [2019-12-07 14:09:19,260 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 14:09:19,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14736 states. [2019-12-07 14:09:19,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14736 to 13160. [2019-12-07 14:09:19,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13160 states. [2019-12-07 14:09:19,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13160 states to 13160 states and 41689 transitions. [2019-12-07 14:09:19,502 INFO L78 Accepts]: Start accepts. Automaton has 13160 states and 41689 transitions. Word has length 11 [2019-12-07 14:09:19,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:19,502 INFO L462 AbstractCegarLoop]: Abstraction has 13160 states and 41689 transitions. [2019-12-07 14:09:19,502 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:09:19,502 INFO L276 IsEmpty]: Start isEmpty. Operand 13160 states and 41689 transitions. [2019-12-07 14:09:19,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 14:09:19,506 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:19,506 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:19,506 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:19,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:19,506 INFO L82 PathProgramCache]: Analyzing trace with hash -1502155024, now seen corresponding path program 1 times [2019-12-07 14:09:19,506 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:19,507 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884563928] [2019-12-07 14:09:19,507 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:19,561 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 14:09:19,562 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884563928] [2019-12-07 14:09:19,562 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:19,562 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 14:09:19,562 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296921594] [2019-12-07 14:09:19,563 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 14:09:19,563 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:19,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 14:09:19,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:09:19,563 INFO L87 Difference]: Start difference. First operand 13160 states and 41689 transitions. Second operand 5 states. [2019-12-07 14:09:19,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:19,876 INFO L93 Difference]: Finished difference Result 17572 states and 54523 transitions. [2019-12-07 14:09:19,876 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 14:09:19,876 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2019-12-07 14:09:19,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:19,898 INFO L225 Difference]: With dead ends: 17572 [2019-12-07 14:09:19,898 INFO L226 Difference]: Without dead ends: 17565 [2019-12-07 14:09:19,898 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-07 14:09:19,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17565 states. [2019-12-07 14:09:20,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17565 to 13105. [2019-12-07 14:09:20,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13105 states. [2019-12-07 14:09:20,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13105 states to 13105 states and 41426 transitions. [2019-12-07 14:09:20,128 INFO L78 Accepts]: Start accepts. Automaton has 13105 states and 41426 transitions. Word has length 17 [2019-12-07 14:09:20,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:20,128 INFO L462 AbstractCegarLoop]: Abstraction has 13105 states and 41426 transitions. [2019-12-07 14:09:20,128 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 14:09:20,128 INFO L276 IsEmpty]: Start isEmpty. Operand 13105 states and 41426 transitions. [2019-12-07 14:09:20,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 14:09:20,135 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:20,136 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] [2019-12-07 14:09:20,136 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:20,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:20,136 INFO L82 PathProgramCache]: Analyzing trace with hash 933350131, now seen corresponding path program 1 times [2019-12-07 14:09:20,136 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:20,136 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607108502] [2019-12-07 14:09:20,136 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:20,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:20,167 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 14:09:20,167 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607108502] [2019-12-07 14:09:20,167 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:20,167 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 14:09:20,167 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765043826] [2019-12-07 14:09:20,168 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 14:09:20,168 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:20,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 14:09:20,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 14:09:20,168 INFO L87 Difference]: Start difference. First operand 13105 states and 41426 transitions. Second operand 3 states. [2019-12-07 14:09:20,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:20,235 INFO L93 Difference]: Finished difference Result 16057 states and 50095 transitions. [2019-12-07 14:09:20,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:09:20,236 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-12-07 14:09:20,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:20,259 INFO L225 Difference]: With dead ends: 16057 [2019-12-07 14:09:20,259 INFO L226 Difference]: Without dead ends: 16057 [2019-12-07 14:09:20,259 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 14:09:20,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16057 states. [2019-12-07 14:09:20,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16057 to 14186. [2019-12-07 14:09:20,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14186 states. [2019-12-07 14:09:20,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14186 states to 14186 states and 44710 transitions. [2019-12-07 14:09:20,529 INFO L78 Accepts]: Start accepts. Automaton has 14186 states and 44710 transitions. Word has length 25 [2019-12-07 14:09:20,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:20,530 INFO L462 AbstractCegarLoop]: Abstraction has 14186 states and 44710 transitions. [2019-12-07 14:09:20,530 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 14:09:20,530 INFO L276 IsEmpty]: Start isEmpty. Operand 14186 states and 44710 transitions. [2019-12-07 14:09:20,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 14:09:20,538 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:20,538 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] [2019-12-07 14:09:20,538 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:20,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:20,538 INFO L82 PathProgramCache]: Analyzing trace with hash 933194542, now seen corresponding path program 1 times [2019-12-07 14:09:20,539 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:20,539 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107706203] [2019-12-07 14:09:20,539 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:20,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:20,592 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 14:09:20,592 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107706203] [2019-12-07 14:09:20,592 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:20,593 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 14:09:20,593 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907430291] [2019-12-07 14:09:20,593 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 14:09:20,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:20,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 14:09:20,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-07 14:09:20,594 INFO L87 Difference]: Start difference. First operand 14186 states and 44710 transitions. Second operand 4 states. [2019-12-07 14:09:20,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:20,615 INFO L93 Difference]: Finished difference Result 2296 states and 5226 transitions. [2019-12-07 14:09:20,615 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:09:20,615 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2019-12-07 14:09:20,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:20,617 INFO L225 Difference]: With dead ends: 2296 [2019-12-07 14:09:20,617 INFO L226 Difference]: Without dead ends: 2019 [2019-12-07 14:09:20,618 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 14:09:20,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2019 states. [2019-12-07 14:09:20,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2019 to 2019. [2019-12-07 14:09:20,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2019 states. [2019-12-07 14:09:20,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 2019 states and 4460 transitions. [2019-12-07 14:09:20,636 INFO L78 Accepts]: Start accepts. Automaton has 2019 states and 4460 transitions. Word has length 25 [2019-12-07 14:09:20,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:20,636 INFO L462 AbstractCegarLoop]: Abstraction has 2019 states and 4460 transitions. [2019-12-07 14:09:20,636 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 14:09:20,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 4460 transitions. [2019-12-07 14:09:20,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-12-07 14:09:20,638 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:20,638 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] [2019-12-07 14:09:20,638 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:20,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:20,639 INFO L82 PathProgramCache]: Analyzing trace with hash -568804126, now seen corresponding path program 1 times [2019-12-07 14:09:20,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:20,639 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190268423] [2019-12-07 14:09:20,639 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:20,701 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 14:09:20,701 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190268423] [2019-12-07 14:09:20,702 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:20,702 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-07 14:09:20,702 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899736060] [2019-12-07 14:09:20,702 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 14:09:20,702 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:20,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 14:09:20,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:09:20,702 INFO L87 Difference]: Start difference. First operand 2019 states and 4460 transitions. Second operand 5 states. [2019-12-07 14:09:20,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:20,733 INFO L93 Difference]: Finished difference Result 416 states and 758 transitions. [2019-12-07 14:09:20,733 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 14:09:20,733 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2019-12-07 14:09:20,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:20,734 INFO L225 Difference]: With dead ends: 416 [2019-12-07 14:09:20,734 INFO L226 Difference]: Without dead ends: 371 [2019-12-07 14:09:20,734 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 14:09:20,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2019-12-07 14:09:20,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 343. [2019-12-07 14:09:20,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2019-12-07 14:09:20,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 618 transitions. [2019-12-07 14:09:20,737 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 618 transitions. Word has length 37 [2019-12-07 14:09:20,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:20,737 INFO L462 AbstractCegarLoop]: Abstraction has 343 states and 618 transitions. [2019-12-07 14:09:20,737 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 14:09:20,737 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 618 transitions. [2019-12-07 14:09:20,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-07 14:09:20,738 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:20,738 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:20,739 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:20,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:20,739 INFO L82 PathProgramCache]: Analyzing trace with hash -506418728, now seen corresponding path program 1 times [2019-12-07 14:09:20,739 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:20,739 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020786054] [2019-12-07 14:09:20,739 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:20,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:20,800 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 14:09:20,800 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020786054] [2019-12-07 14:09:20,800 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:20,800 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 14:09:20,800 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289447528] [2019-12-07 14:09:20,801 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 14:09:20,801 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:20,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 14:09:20,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 14:09:20,801 INFO L87 Difference]: Start difference. First operand 343 states and 618 transitions. Second operand 3 states. [2019-12-07 14:09:20,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:20,810 INFO L93 Difference]: Finished difference Result 331 states and 582 transitions. [2019-12-07 14:09:20,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:09:20,810 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-12-07 14:09:20,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:20,810 INFO L225 Difference]: With dead ends: 331 [2019-12-07 14:09:20,810 INFO L226 Difference]: Without dead ends: 331 [2019-12-07 14:09:20,811 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 14:09:20,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2019-12-07 14:09:20,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 331. [2019-12-07 14:09:20,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331 states. [2019-12-07 14:09:20,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 582 transitions. [2019-12-07 14:09:20,813 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 582 transitions. Word has length 52 [2019-12-07 14:09:20,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:20,813 INFO L462 AbstractCegarLoop]: Abstraction has 331 states and 582 transitions. [2019-12-07 14:09:20,814 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 14:09:20,814 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 582 transitions. [2019-12-07 14:09:20,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-07 14:09:20,814 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:20,814 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:20,814 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:20,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:20,815 INFO L82 PathProgramCache]: Analyzing trace with hash -156128935, now seen corresponding path program 1 times [2019-12-07 14:09:20,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:20,815 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68124779] [2019-12-07 14:09:20,815 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:20,872 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 14:09:20,872 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68124779] [2019-12-07 14:09:20,872 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:20,872 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 14:09:20,873 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269158760] [2019-12-07 14:09:20,873 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 14:09:20,873 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:20,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 14:09:20,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:09:20,873 INFO L87 Difference]: Start difference. First operand 331 states and 582 transitions. Second operand 5 states. [2019-12-07 14:09:20,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:20,991 INFO L93 Difference]: Finished difference Result 487 states and 864 transitions. [2019-12-07 14:09:20,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 14:09:20,992 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2019-12-07 14:09:20,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:20,992 INFO L225 Difference]: With dead ends: 487 [2019-12-07 14:09:20,992 INFO L226 Difference]: Without dead ends: 487 [2019-12-07 14:09:20,992 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 14:09:20,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2019-12-07 14:09:20,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 422. [2019-12-07 14:09:20,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2019-12-07 14:09:20,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 748 transitions. [2019-12-07 14:09:20,996 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 748 transitions. Word has length 53 [2019-12-07 14:09:20,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:20,996 INFO L462 AbstractCegarLoop]: Abstraction has 422 states and 748 transitions. [2019-12-07 14:09:20,996 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 14:09:20,996 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 748 transitions. [2019-12-07 14:09:20,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-07 14:09:20,997 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:20,997 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:20,997 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:20,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:20,997 INFO L82 PathProgramCache]: Analyzing trace with hash -2022513439, now seen corresponding path program 2 times [2019-12-07 14:09:20,997 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:20,997 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798917613] [2019-12-07 14:09:20,998 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:21,076 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 14:09:21,076 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798917613] [2019-12-07 14:09:21,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:21,077 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 14:09:21,077 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136572735] [2019-12-07 14:09:21,077 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 14:09:21,077 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:21,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 14:09:21,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 14:09:21,078 INFO L87 Difference]: Start difference. First operand 422 states and 748 transitions. Second operand 3 states. [2019-12-07 14:09:21,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:21,109 INFO L93 Difference]: Finished difference Result 422 states and 747 transitions. [2019-12-07 14:09:21,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 14:09:21,110 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-12-07 14:09:21,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:21,110 INFO L225 Difference]: With dead ends: 422 [2019-12-07 14:09:21,110 INFO L226 Difference]: Without dead ends: 422 [2019-12-07 14:09:21,110 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 14:09:21,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2019-12-07 14:09:21,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 331. [2019-12-07 14:09:21,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 331 states. [2019-12-07 14:09:21,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 581 transitions. [2019-12-07 14:09:21,113 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 581 transitions. Word has length 53 [2019-12-07 14:09:21,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:21,114 INFO L462 AbstractCegarLoop]: Abstraction has 331 states and 581 transitions. [2019-12-07 14:09:21,114 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 14:09:21,114 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 581 transitions. [2019-12-07 14:09:21,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-07 14:09:21,114 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:21,114 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:21,114 INFO L410 AbstractCegarLoop]: === Iteration 11 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:21,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:21,115 INFO L82 PathProgramCache]: Analyzing trace with hash -731863498, now seen corresponding path program 1 times [2019-12-07 14:09:21,115 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:21,115 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029678072] [2019-12-07 14:09:21,115 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:21,299 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 14:09:21,299 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029678072] [2019-12-07 14:09:21,299 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:21,299 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-12-07 14:09:21,299 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856994839] [2019-12-07 14:09:21,300 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-12-07 14:09:21,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:21,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-12-07 14:09:21,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2019-12-07 14:09:21,300 INFO L87 Difference]: Start difference. First operand 331 states and 581 transitions. Second operand 13 states. [2019-12-07 14:09:21,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:21,691 INFO L93 Difference]: Finished difference Result 815 states and 1389 transitions. [2019-12-07 14:09:21,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-12-07 14:09:21,691 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 54 [2019-12-07 14:09:21,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:21,691 INFO L225 Difference]: With dead ends: 815 [2019-12-07 14:09:21,691 INFO L226 Difference]: Without dead ends: 272 [2019-12-07 14:09:21,692 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=123, Invalid=339, Unknown=0, NotChecked=0, Total=462 [2019-12-07 14:09:21,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2019-12-07 14:09:21,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 221. [2019-12-07 14:09:21,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2019-12-07 14:09:21,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 391 transitions. [2019-12-07 14:09:21,694 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 391 transitions. Word has length 54 [2019-12-07 14:09:21,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:21,694 INFO L462 AbstractCegarLoop]: Abstraction has 221 states and 391 transitions. [2019-12-07 14:09:21,694 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-12-07 14:09:21,694 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 391 transitions. [2019-12-07 14:09:21,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-07 14:09:21,694 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:21,694 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:21,695 INFO L410 AbstractCegarLoop]: === Iteration 12 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:21,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:21,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1034362442, now seen corresponding path program 2 times [2019-12-07 14:09:21,695 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:21,695 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159080015] [2019-12-07 14:09:21,695 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:21,921 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 14:09:21,921 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159080015] [2019-12-07 14:09:21,922 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:21,922 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-12-07 14:09:21,922 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118098854] [2019-12-07 14:09:21,922 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-12-07 14:09:21,922 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:21,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-12-07 14:09:21,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2019-12-07 14:09:21,923 INFO L87 Difference]: Start difference. First operand 221 states and 391 transitions. Second operand 13 states. [2019-12-07 14:09:22,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:22,444 INFO L93 Difference]: Finished difference Result 380 states and 651 transitions. [2019-12-07 14:09:22,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-12-07 14:09:22,445 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 54 [2019-12-07 14:09:22,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:22,445 INFO L225 Difference]: With dead ends: 380 [2019-12-07 14:09:22,445 INFO L226 Difference]: Without dead ends: 347 [2019-12-07 14:09:22,445 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 0 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2019-12-07 14:09:22,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2019-12-07 14:09:22,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 317. [2019-12-07 14:09:22,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 317 states. [2019-12-07 14:09:22,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 555 transitions. [2019-12-07 14:09:22,448 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 555 transitions. Word has length 54 [2019-12-07 14:09:22,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:22,448 INFO L462 AbstractCegarLoop]: Abstraction has 317 states and 555 transitions. [2019-12-07 14:09:22,448 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-12-07 14:09:22,448 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 555 transitions. [2019-12-07 14:09:22,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-07 14:09:22,449 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:22,449 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:22,449 INFO L410 AbstractCegarLoop]: === Iteration 13 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:22,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:22,449 INFO L82 PathProgramCache]: Analyzing trace with hash -1623394108, now seen corresponding path program 3 times [2019-12-07 14:09:22,449 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:22,449 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122992926] [2019-12-07 14:09:22,450 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:22,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:22,663 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 14:09:22,664 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122992926] [2019-12-07 14:09:22,664 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:22,664 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-12-07 14:09:22,664 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001623184] [2019-12-07 14:09:22,664 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-12-07 14:09:22,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:22,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-12-07 14:09:22,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2019-12-07 14:09:22,665 INFO L87 Difference]: Start difference. First operand 317 states and 555 transitions. Second operand 14 states. [2019-12-07 14:09:22,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:22,951 INFO L93 Difference]: Finished difference Result 436 states and 737 transitions. [2019-12-07 14:09:22,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-12-07 14:09:22,951 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 54 [2019-12-07 14:09:22,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:22,952 INFO L225 Difference]: With dead ends: 436 [2019-12-07 14:09:22,952 INFO L226 Difference]: Without dead ends: 403 [2019-12-07 14:09:22,952 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=82, Invalid=380, Unknown=0, NotChecked=0, Total=462 [2019-12-07 14:09:22,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2019-12-07 14:09:22,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 321. [2019-12-07 14:09:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 321 states. [2019-12-07 14:09:22,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 562 transitions. [2019-12-07 14:09:22,955 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 562 transitions. Word has length 54 [2019-12-07 14:09:22,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:22,955 INFO L462 AbstractCegarLoop]: Abstraction has 321 states and 562 transitions. [2019-12-07 14:09:22,955 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-12-07 14:09:22,955 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 562 transitions. [2019-12-07 14:09:22,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-07 14:09:22,956 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:22,956 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:22,956 INFO L410 AbstractCegarLoop]: === Iteration 14 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:22,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:22,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1326135034, now seen corresponding path program 4 times [2019-12-07 14:09:22,956 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:22,957 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648745400] [2019-12-07 14:09:22,957 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:09:23,117 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 14:09:23,117 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648745400] [2019-12-07 14:09:23,117 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:09:23,118 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-12-07 14:09:23,118 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482265581] [2019-12-07 14:09:23,118 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-12-07 14:09:23,118 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-12-07 14:09:23,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-12-07 14:09:23,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2019-12-07 14:09:23,119 INFO L87 Difference]: Start difference. First operand 321 states and 562 transitions. Second operand 12 states. [2019-12-07 14:09:23,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:09:23,309 INFO L93 Difference]: Finished difference Result 424 states and 716 transitions. [2019-12-07 14:09:23,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-12-07 14:09:23,309 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 54 [2019-12-07 14:09:23,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:09:23,310 INFO L225 Difference]: With dead ends: 424 [2019-12-07 14:09:23,310 INFO L226 Difference]: Without dead ends: 391 [2019-12-07 14:09:23,310 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2019-12-07 14:09:23,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states. [2019-12-07 14:09:23,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 329. [2019-12-07 14:09:23,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 329 states. [2019-12-07 14:09:23,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 576 transitions. [2019-12-07 14:09:23,313 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 576 transitions. Word has length 54 [2019-12-07 14:09:23,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:09:23,313 INFO L462 AbstractCegarLoop]: Abstraction has 329 states and 576 transitions. [2019-12-07 14:09:23,314 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-12-07 14:09:23,314 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 576 transitions. [2019-12-07 14:09:23,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-07 14:09:23,314 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:09:23,314 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:09:23,314 INFO L410 AbstractCegarLoop]: === Iteration 15 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:09:23,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:09:23,314 INFO L82 PathProgramCache]: Analyzing trace with hash -91775718, now seen corresponding path program 5 times [2019-12-07 14:09:23,315 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-12-07 14:09:23,315 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532840649] [2019-12-07 14:09:23,315 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 14:09:23,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:09:23,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 14:09:23,399 INFO L174 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-12-07 14:09:23,399 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 14:09:23,401 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [702] [702] ULTIMATE.startENTRY-->L779: Formula: (let ((.cse0 (store |v_#valid_47| 0 0))) (and (= 0 v_~y$read_delayed_var~0.base_6) (= v_~y$r_buff1_thd0~0_329 0) (= v_~y$w_buff0_used~0_834 0) (= 0 (select .cse0 |v_ULTIMATE.start_main_~#t2013~0.base_24|)) (= |v_#length_13| (store |v_#length_14| |v_ULTIMATE.start_main_~#t2013~0.base_24| 4)) (= |v_ULTIMATE.start_main_~#t2013~0.offset_19| 0) (= 0 v_~__unbuffered_cnt~0_61) (= 0 v_~weak$$choice0~0_14) (= v_~y$r_buff1_thd1~0_200 0) (= 0 v_~x~0_147) (= |v_#NULL.offset_3| 0) (= |v_#memory_int_11| (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t2013~0.base_24| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t2013~0.base_24|) |v_ULTIMATE.start_main_~#t2013~0.offset_19| 0))) (= |v_#valid_45| (store .cse0 |v_ULTIMATE.start_main_~#t2013~0.base_24| 1)) (= v_~main$tmp_guard1~0_27 0) (= v_~y$read_delayed~0_6 0) (= 0 v_~__unbuffered_p1_EAX~0_29) (= 0 v_~y$r_buff1_thd2~0_208) (= 0 v_~y$r_buff0_thd2~0_162) (= v_~y$mem_tmp~0_19 0) (= v_~weak$$choice2~0_141 0) (= v_~y$w_buff1_used~0_547 0) (= v_~y$r_buff0_thd1~0_297 0) (= 0 v_~y$flush_delayed~0_36) (< |v_#StackHeapBarrier_13| |v_ULTIMATE.start_main_~#t2013~0.base_24|) (= v_~main$tmp_guard0~0_33 0) (= 0 |v_#NULL.base_3|) (= 0 v_~y$w_buff0~0_485) (= 0 v_~y$read_delayed_var~0.offset_6) (= v_~y$r_buff0_thd0~0_416 0) (= v_~y~0_146 0) (< 0 |v_#StackHeapBarrier_13|) (= v_~y$w_buff1~0_308 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_13|, #valid=|v_#valid_47|, #memory_int=|v_#memory_int_12|, #length=|v_#length_14|} OutVars{ULTIMATE.start_main_#t~ite28=|v_ULTIMATE.start_main_#t~ite28_41|, #NULL.offset=|v_#NULL.offset_3|, ULTIMATE.start_main_#t~ite26=|v_ULTIMATE.start_main_#t~ite26_35|, ULTIMATE.start_main_~#t2014~0.base=|v_ULTIMATE.start_main_~#t2014~0.base_19|, ULTIMATE.start_main_#t~ite20=|v_ULTIMATE.start_main_#t~ite20_145|, ULTIMATE.start_main_#t~ite43=|v_ULTIMATE.start_main_#t~ite43_48|, ULTIMATE.start_main_#t~ite22=|v_ULTIMATE.start_main_#t~ite22_37|, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_36|, ~y$read_delayed~0=v_~y$read_delayed~0_6, ~y$mem_tmp~0=v_~y$mem_tmp~0_19, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_29, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_297, ~y$flush_delayed~0=v_~y$flush_delayed~0_36, #length=|v_#length_13|, ULTIMATE.start_main_~#t2014~0.offset=|v_ULTIMATE.start_main_~#t2014~0.offset_16|, ULTIMATE.start_main_#t~ite18=|v_ULTIMATE.start_main_#t~ite18_36|, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_38|, ULTIMATE.start_main_#t~nondet24=|v_ULTIMATE.start_main_#t~nondet24_21|, ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_27|, ULTIMATE.start_main_#t~ite37=|v_ULTIMATE.start_main_#t~ite37_41|, ULTIMATE.start_main_#t~ite31=|v_ULTIMATE.start_main_#t~ite31_44|, ULTIMATE.start_main_#t~ite33=|v_ULTIMATE.start_main_#t~ite33_38|, ~weak$$choice0~0=v_~weak$$choice0~0_14, #StackHeapBarrier=|v_#StackHeapBarrier_13|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_36|, ~y$w_buff1~0=v_~y$w_buff1~0_308, ~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_6, ULTIMATE.start_main_~#t2013~0.offset=|v_ULTIMATE.start_main_~#t2013~0.offset_19|, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_162, ULTIMATE.start_main_#t~nondet15=|v_ULTIMATE.start_main_#t~nondet15_10|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_61, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_329, ~x~0=v_~x~0_147, ~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_834, ULTIMATE.start_main_#t~ite29=|v_ULTIMATE.start_main_#t~ite29_36|, ULTIMATE.start_main_#t~ite25=|v_ULTIMATE.start_main_#t~ite25_33|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_27, ULTIMATE.start_main_#t~ite27=|v_ULTIMATE.start_main_#t~ite27_43|, ULTIMATE.start_main_#t~ite21=|v_ULTIMATE.start_main_#t~ite21_33|, ULTIMATE.start_main_#t~ite42=|v_ULTIMATE.start_main_#t~ite42_42|, ULTIMATE.start_main_#t~ite44=|v_ULTIMATE.start_main_#t~ite44_34|, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_200, ULTIMATE.start_main_#t~ite30=|v_ULTIMATE.start_main_#t~ite30_34|, ~y$w_buff0~0=v_~y$w_buff0~0_485, ~y~0=v_~y~0_146, ULTIMATE.start_main_~#t2013~0.base=|v_ULTIMATE.start_main_~#t2013~0.base_24|, ULTIMATE.start_main_#t~ite17=|v_ULTIMATE.start_main_#t~ite17_29|, ULTIMATE.start_main_#t~nondet23=|v_ULTIMATE.start_main_#t~nondet23_21|, ULTIMATE.start_main_#t~ite19=|v_ULTIMATE.start_main_#t~ite19_33|, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_53|, ULTIMATE.start_main_#t~ite38=|v_ULTIMATE.start_main_#t~ite38_27|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_33, ULTIMATE.start_main_#t~ite32=|v_ULTIMATE.start_main_#t~ite32_35|, #NULL.base=|v_#NULL.base_3|, ULTIMATE.start_main_#t~ite34=|v_ULTIMATE.start_main_#t~ite34_40|, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_208, ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_37|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_18|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_416, #valid=|v_#valid_45|, #memory_int=|v_#memory_int_11|, ULTIMATE.start_main_#t~nondet16=|v_ULTIMATE.start_main_#t~nondet16_14|, ~weak$$choice2~0=v_~weak$$choice2~0_141, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_547} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite28, #NULL.offset, ULTIMATE.start_main_#t~ite26, ULTIMATE.start_main_~#t2014~0.base, ULTIMATE.start_main_#t~ite20, ULTIMATE.start_main_#t~ite43, ULTIMATE.start_main_#t~ite22, ULTIMATE.start_main_#t~ite45, ~y$read_delayed~0, ~y$mem_tmp~0, ~__unbuffered_p1_EAX~0, ~y$r_buff0_thd1~0, ~y$flush_delayed~0, #length, ULTIMATE.start_main_~#t2014~0.offset, ULTIMATE.start_main_#t~ite18, ULTIMATE.start_main_#t~ite39, ULTIMATE.start_main_#t~nondet24, ULTIMATE.start_main_#t~ite35, ULTIMATE.start_main_#t~ite37, ULTIMATE.start_main_#t~ite31, ULTIMATE.start_main_#t~ite33, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite40, ~y$w_buff1~0, ~y$read_delayed_var~0.base, ULTIMATE.start_main_~#t2013~0.offset, ~y$r_buff0_thd2~0, ULTIMATE.start_main_#t~nondet15, ~__unbuffered_cnt~0, ~y$r_buff1_thd0~0, ~x~0, ~y$read_delayed_var~0.offset, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~ite29, ULTIMATE.start_main_#t~ite25, ~main$tmp_guard1~0, ULTIMATE.start_main_#t~ite27, ULTIMATE.start_main_#t~ite21, ULTIMATE.start_main_#t~ite42, ULTIMATE.start_main_#t~ite44, ~y$r_buff1_thd1~0, ULTIMATE.start_main_#t~ite30, ~y$w_buff0~0, ~y~0, ULTIMATE.start_main_~#t2013~0.base, ULTIMATE.start_main_#t~ite17, ULTIMATE.start_main_#t~nondet23, ULTIMATE.start_main_#t~ite19, ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite38, ~main$tmp_guard0~0, ULTIMATE.start_main_#t~ite32, #NULL.base, ULTIMATE.start_main_#t~ite34, ~y$r_buff1_thd2~0, ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#res, ~y$r_buff0_thd0~0, #valid, #memory_int, ULTIMATE.start_main_#t~nondet16, ~weak$$choice2~0, ~y$w_buff1_used~0] because there is no mapped edge [2019-12-07 14:09:23,402 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [675] [675] L779-1-->L781: Formula: (and (not (= 0 |v_ULTIMATE.start_main_~#t2014~0.base_11|)) (= (store |v_#valid_28| |v_ULTIMATE.start_main_~#t2014~0.base_11| 1) |v_#valid_27|) (= (select |v_#valid_28| |v_ULTIMATE.start_main_~#t2014~0.base_11|) 0) (= (store |v_#length_10| |v_ULTIMATE.start_main_~#t2014~0.base_11| 4) |v_#length_9|) (= |v_ULTIMATE.start_main_~#t2014~0.offset_10| 0) (< |v_#StackHeapBarrier_8| |v_ULTIMATE.start_main_~#t2014~0.base_11|) (= |v_#memory_int_7| (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2014~0.base_11| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2014~0.base_11|) |v_ULTIMATE.start_main_~#t2014~0.offset_10| 1)))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_8|, #valid=|v_#valid_28|, #memory_int=|v_#memory_int_8|, #length=|v_#length_10|} OutVars{ULTIMATE.start_main_~#t2014~0.offset=|v_ULTIMATE.start_main_~#t2014~0.offset_10|, #StackHeapBarrier=|v_#StackHeapBarrier_8|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~nondet15=|v_ULTIMATE.start_main_#t~nondet15_6|, #length=|v_#length_9|, ULTIMATE.start_main_~#t2014~0.base=|v_ULTIMATE.start_main_~#t2014~0.base_11|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2014~0.offset, #valid, #memory_int, ULTIMATE.start_main_#t~nondet15, #length, ULTIMATE.start_main_~#t2014~0.base] because there is no mapped edge [2019-12-07 14:09:23,402 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [638] [638] P0ENTRY-->L4-3: Formula: (and (= v_~y$w_buff1~0_121 v_~y$w_buff0~0_204) (not (= v_P0Thread1of1ForFork0___VERIFIER_assert_~expression_98 0)) (= v_P0Thread1of1ForFork0_~arg.base_94 |v_P0Thread1of1ForFork0_#in~arg.base_96|) (= 2 v_~y$w_buff0~0_203) (= |v_P0Thread1of1ForFork0___VERIFIER_assert_#in~expression_94| (ite (not (and (not (= 0 (mod v_~y$w_buff0_used~0_349 256))) (not (= 0 (mod v_~y$w_buff1_used~0_210 256))))) 1 0)) (= v_P0Thread1of1ForFork0___VERIFIER_assert_~expression_98 |v_P0Thread1of1ForFork0___VERIFIER_assert_#in~expression_94|) (= v_P0Thread1of1ForFork0_~arg.offset_94 |v_P0Thread1of1ForFork0_#in~arg.offset_96|) (= v_~y$w_buff0_used~0_350 v_~y$w_buff1_used~0_210) (= v_~y$w_buff0_used~0_349 1)) InVars {P0Thread1of1ForFork0_#in~arg.offset=|v_P0Thread1of1ForFork0_#in~arg.offset_96|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_350, ~y$w_buff0~0=v_~y$w_buff0~0_204, P0Thread1of1ForFork0_#in~arg.base=|v_P0Thread1of1ForFork0_#in~arg.base_96|} OutVars{P0Thread1of1ForFork0_#in~arg.offset=|v_P0Thread1of1ForFork0_#in~arg.offset_96|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_349, ~y$w_buff1~0=v_~y$w_buff1~0_121, ~y$w_buff0~0=v_~y$w_buff0~0_203, P0Thread1of1ForFork0___VERIFIER_assert_~expression=v_P0Thread1of1ForFork0___VERIFIER_assert_~expression_98, P0Thread1of1ForFork0_#in~arg.base=|v_P0Thread1of1ForFork0_#in~arg.base_96|, P0Thread1of1ForFork0_~arg.base=v_P0Thread1of1ForFork0_~arg.base_94, P0Thread1of1ForFork0___VERIFIER_assert_#in~expression=|v_P0Thread1of1ForFork0___VERIFIER_assert_#in~expression_94|, P0Thread1of1ForFork0_~arg.offset=v_P0Thread1of1ForFork0_~arg.offset_94, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_210} AuxVars[] AssignedVars[~y$w_buff0_used~0, ~y$w_buff1~0, ~y$w_buff0~0, P0Thread1of1ForFork0___VERIFIER_assert_~expression, P0Thread1of1ForFork0_~arg.base, P0Thread1of1ForFork0___VERIFIER_assert_#in~expression, P0Thread1of1ForFork0_~arg.offset, ~y$w_buff1_used~0] because there is no mapped edge [2019-12-07 14:09:23,403 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [642] [642] L756-2-->L756-4: Formula: (let ((.cse0 (= (mod ~y$r_buff1_thd2~0_In855127817 256) 0)) (.cse1 (= (mod ~y$w_buff1_used~0_In855127817 256) 0))) (or (and (or .cse0 .cse1) (= ~y~0_In855127817 |P1Thread1of1ForFork1_#t~ite9_Out855127817|)) (and (= ~y$w_buff1~0_In855127817 |P1Thread1of1ForFork1_#t~ite9_Out855127817|) (not .cse0) (not .cse1)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In855127817, ~y$w_buff1~0=~y$w_buff1~0_In855127817, ~y~0=~y~0_In855127817, ~y$w_buff1_used~0=~y$w_buff1_used~0_In855127817} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In855127817, ~y$w_buff1~0=~y$w_buff1~0_In855127817, P1Thread1of1ForFork1_#t~ite9=|P1Thread1of1ForFork1_#t~ite9_Out855127817|, ~y~0=~y~0_In855127817, ~y$w_buff1_used~0=~y$w_buff1_used~0_In855127817} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite9] because there is no mapped edge [2019-12-07 14:09:23,403 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [621] [621] L756-4-->L757: Formula: (= |v_P1Thread1of1ForFork1_#t~ite9_8| v_~y~0_41) InVars {P1Thread1of1ForFork1_#t~ite9=|v_P1Thread1of1ForFork1_#t~ite9_8|} OutVars{P1Thread1of1ForFork1_#t~ite9=|v_P1Thread1of1ForFork1_#t~ite9_7|, P1Thread1of1ForFork1_#t~ite10=|v_P1Thread1of1ForFork1_#t~ite10_13|, ~y~0=v_~y~0_41} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite9, P1Thread1of1ForFork1_#t~ite10, ~y~0] because there is no mapped edge [2019-12-07 14:09:23,403 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [646] [646] L757-->L757-2: Formula: (let ((.cse1 (= (mod ~y$r_buff0_thd2~0_In-1804311486 256) 0)) (.cse0 (= (mod ~y$w_buff0_used~0_In-1804311486 256) 0))) (or (and (= |P1Thread1of1ForFork1_#t~ite11_Out-1804311486| 0) (not .cse0) (not .cse1)) (and (or .cse1 .cse0) (= |P1Thread1of1ForFork1_#t~ite11_Out-1804311486| ~y$w_buff0_used~0_In-1804311486)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1804311486, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1804311486} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-1804311486, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1804311486, P1Thread1of1ForFork1_#t~ite11=|P1Thread1of1ForFork1_#t~ite11_Out-1804311486|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite11] because there is no mapped edge [2019-12-07 14:09:23,403 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [659] [659] L758-->L758-2: Formula: (let ((.cse2 (= 0 (mod ~y$w_buff0_used~0_In-1235843436 256))) (.cse3 (= (mod ~y$r_buff0_thd2~0_In-1235843436 256) 0)) (.cse1 (= (mod ~y$w_buff1_used~0_In-1235843436 256) 0)) (.cse0 (= (mod ~y$r_buff1_thd2~0_In-1235843436 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |P1Thread1of1ForFork1_#t~ite12_Out-1235843436| 0)) (and (or .cse2 .cse3) (= |P1Thread1of1ForFork1_#t~ite12_Out-1235843436| ~y$w_buff1_used~0_In-1235843436) (or .cse1 .cse0)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-1235843436, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1235843436, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1235843436, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1235843436} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-1235843436, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1235843436, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1235843436, P1Thread1of1ForFork1_#t~ite12=|P1Thread1of1ForFork1_#t~ite12_Out-1235843436|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1235843436} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite12] because there is no mapped edge [2019-12-07 14:09:23,404 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [645] [645] L759-->L759-2: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff0_used~0_In-1830178565 256))) (.cse1 (= (mod ~y$r_buff0_thd2~0_In-1830178565 256) 0))) (or (and (= 0 |P1Thread1of1ForFork1_#t~ite13_Out-1830178565|) (not .cse0) (not .cse1)) (and (= |P1Thread1of1ForFork1_#t~ite13_Out-1830178565| ~y$r_buff0_thd2~0_In-1830178565) (or .cse0 .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1830178565, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1830178565} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-1830178565, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1830178565, P1Thread1of1ForFork1_#t~ite13=|P1Thread1of1ForFork1_#t~ite13_Out-1830178565|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite13] because there is no mapped edge [2019-12-07 14:09:23,404 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [652] [652] L760-->L760-2: Formula: (let ((.cse1 (= 0 (mod ~y$r_buff1_thd2~0_In-2023852744 256))) (.cse0 (= (mod ~y$w_buff1_used~0_In-2023852744 256) 0)) (.cse2 (= 0 (mod ~y$r_buff0_thd2~0_In-2023852744 256))) (.cse3 (= (mod ~y$w_buff0_used~0_In-2023852744 256) 0))) (or (and (= 0 |P1Thread1of1ForFork1_#t~ite14_Out-2023852744|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (or .cse1 .cse0) (= ~y$r_buff1_thd2~0_In-2023852744 |P1Thread1of1ForFork1_#t~ite14_Out-2023852744|) (or .cse2 .cse3)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-2023852744, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-2023852744, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-2023852744, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-2023852744} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-2023852744, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-2023852744, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-2023852744, P1Thread1of1ForFork1_#t~ite14=|P1Thread1of1ForFork1_#t~ite14_Out-2023852744|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-2023852744} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite14] because there is no mapped edge [2019-12-07 14:09:23,404 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [685] [685] L760-2-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork1_#t~ite14_28| v_~y$r_buff1_thd2~0_91) (= (+ v_~__unbuffered_cnt~0_39 1) v_~__unbuffered_cnt~0_38) (= 0 |v_P1Thread1of1ForFork1_#res.base_3|) (= |v_P1Thread1of1ForFork1_#res.offset_3| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_39, P1Thread1of1ForFork1_#t~ite14=|v_P1Thread1of1ForFork1_#t~ite14_28|} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_91, P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_38, P1Thread1of1ForFork1_#t~ite14=|v_P1Thread1of1ForFork1_#t~ite14_27|, P1Thread1of1ForFork1_#res.base=|v_P1Thread1of1ForFork1_#res.base_3|} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, P1Thread1of1ForFork1_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork1_#t~ite14, P1Thread1of1ForFork1_#res.base] because there is no mapped edge [2019-12-07 14:09:23,404 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [655] [655] L737-->L737-2: Formula: (let ((.cse0 (= 0 (mod ~y$r_buff0_thd1~0_In-1732641226 256))) (.cse1 (= (mod ~y$w_buff0_used~0_In-1732641226 256) 0))) (or (and (= ~y$w_buff0_used~0_In-1732641226 |P0Thread1of1ForFork0_#t~ite5_Out-1732641226|) (or .cse0 .cse1)) (and (= 0 |P0Thread1of1ForFork0_#t~ite5_Out-1732641226|) (not .cse0) (not .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1732641226, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In-1732641226} OutVars{P0Thread1of1ForFork0_#t~ite5=|P0Thread1of1ForFork0_#t~ite5_Out-1732641226|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1732641226, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In-1732641226} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite5] because there is no mapped edge [2019-12-07 14:09:23,404 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [641] [641] L738-->L738-2: Formula: (let ((.cse1 (= (mod ~y$w_buff1_used~0_In-1817595042 256) 0)) (.cse0 (= 0 (mod ~y$r_buff1_thd1~0_In-1817595042 256))) (.cse3 (= 0 (mod ~y$r_buff0_thd1~0_In-1817595042 256))) (.cse2 (= (mod ~y$w_buff0_used~0_In-1817595042 256) 0))) (or (and (= 0 |P0Thread1of1ForFork0_#t~ite6_Out-1817595042|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (or .cse1 .cse0) (= |P0Thread1of1ForFork0_#t~ite6_Out-1817595042| ~y$w_buff1_used~0_In-1817595042) (or .cse3 .cse2)))) InVars {~y$r_buff1_thd1~0=~y$r_buff1_thd1~0_In-1817595042, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1817595042, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In-1817595042, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1817595042} OutVars{P0Thread1of1ForFork0_#t~ite6=|P0Thread1of1ForFork0_#t~ite6_Out-1817595042|, ~y$r_buff1_thd1~0=~y$r_buff1_thd1~0_In-1817595042, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1817595042, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In-1817595042, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1817595042} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite6] because there is no mapped edge [2019-12-07 14:09:23,404 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [643] [643] L739-->L740: Formula: (let ((.cse0 (= (mod ~y$w_buff0_used~0_In1203047304 256) 0)) (.cse2 (= ~y$r_buff0_thd1~0_Out1203047304 ~y$r_buff0_thd1~0_In1203047304)) (.cse1 (= (mod ~y$r_buff0_thd1~0_In1203047304 256) 0))) (or (and (not .cse0) (not .cse1) (= ~y$r_buff0_thd1~0_Out1203047304 0)) (and .cse2 .cse0) (and .cse2 .cse1))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In1203047304, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In1203047304} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In1203047304, P0Thread1of1ForFork0_#t~ite7=|P0Thread1of1ForFork0_#t~ite7_Out1203047304|, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_Out1203047304} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite7, ~y$r_buff0_thd1~0] because there is no mapped edge [2019-12-07 14:09:23,405 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [657] [657] L740-->L740-2: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff0_used~0_In456595102 256))) (.cse1 (= (mod ~y$r_buff0_thd1~0_In456595102 256) 0)) (.cse2 (= (mod ~y$w_buff1_used~0_In456595102 256) 0)) (.cse3 (= 0 (mod ~y$r_buff1_thd1~0_In456595102 256)))) (or (and (= |P0Thread1of1ForFork0_#t~ite8_Out456595102| ~y$r_buff1_thd1~0_In456595102) (or .cse0 .cse1) (or .cse2 .cse3)) (and (= |P0Thread1of1ForFork0_#t~ite8_Out456595102| 0) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))))) InVars {~y$r_buff1_thd1~0=~y$r_buff1_thd1~0_In456595102, ~y$w_buff0_used~0=~y$w_buff0_used~0_In456595102, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In456595102, ~y$w_buff1_used~0=~y$w_buff1_used~0_In456595102} OutVars{~y$r_buff1_thd1~0=~y$r_buff1_thd1~0_In456595102, ~y$w_buff0_used~0=~y$w_buff0_used~0_In456595102, P0Thread1of1ForFork0_#t~ite8=|P0Thread1of1ForFork0_#t~ite8_Out456595102|, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In456595102, ~y$w_buff1_used~0=~y$w_buff1_used~0_In456595102} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite8] because there is no mapped edge [2019-12-07 14:09:23,405 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [668] [668] L740-2-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork0_#res.offset_3| 0) (= v_~y$r_buff1_thd1~0_80 |v_P0Thread1of1ForFork0_#t~ite8_28|) (= 0 |v_P0Thread1of1ForFork0_#res.base_3|) (= v_~__unbuffered_cnt~0_31 (+ v_~__unbuffered_cnt~0_32 1))) InVars {P0Thread1of1ForFork0_#t~ite8=|v_P0Thread1of1ForFork0_#t~ite8_28|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_32} OutVars{~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_80, P0Thread1of1ForFork0_#res.offset=|v_P0Thread1of1ForFork0_#res.offset_3|, P0Thread1of1ForFork0_#t~ite8=|v_P0Thread1of1ForFork0_#t~ite8_27|, P0Thread1of1ForFork0_#res.base=|v_P0Thread1of1ForFork0_#res.base_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_31} AuxVars[] AssignedVars[~y$r_buff1_thd1~0, P0Thread1of1ForFork0_#res.offset, P0Thread1of1ForFork0_#t~ite8, P0Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0] because there is no mapped edge [2019-12-07 14:09:23,405 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [577] [577] L785-->L787-2: Formula: (and (not (= (mod v_~main$tmp_guard0~0_4 256) 0)) (or (= (mod v_~y$w_buff0_used~0_67 256) 0) (= 0 (mod v_~y$r_buff0_thd0~0_44 256)))) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_67, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_44, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_4} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_67, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_44, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_4} AuxVars[] AssignedVars[] because there is no mapped edge [2019-12-07 14:09:23,405 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [656] [656] L787-2-->L787-5: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff1_used~0_In2106437361 256))) (.cse2 (= (mod ~y$r_buff1_thd0~0_In2106437361 256) 0)) (.cse1 (= |ULTIMATE.start_main_#t~ite18_Out2106437361| |ULTIMATE.start_main_#t~ite17_Out2106437361|))) (or (and (= |ULTIMATE.start_main_#t~ite17_Out2106437361| ~y$w_buff1~0_In2106437361) (not .cse0) .cse1 (not .cse2)) (and (or .cse0 .cse2) .cse1 (= ~y~0_In2106437361 |ULTIMATE.start_main_#t~ite17_Out2106437361|)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In2106437361, ~y~0=~y~0_In2106437361, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2106437361, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2106437361} OutVars{ULTIMATE.start_main_#t~ite17=|ULTIMATE.start_main_#t~ite17_Out2106437361|, ~y$w_buff1~0=~y$w_buff1~0_In2106437361, ULTIMATE.start_main_#t~ite18=|ULTIMATE.start_main_#t~ite18_Out2106437361|, ~y~0=~y~0_In2106437361, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2106437361, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2106437361} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite17, ULTIMATE.start_main_#t~ite18] because there is no mapped edge [2019-12-07 14:09:23,405 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [644] [644] L788-->L788-2: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff0_used~0_In-2127838219 256))) (.cse1 (= (mod ~y$r_buff0_thd0~0_In-2127838219 256) 0))) (or (and (not .cse0) (not .cse1) (= |ULTIMATE.start_main_#t~ite19_Out-2127838219| 0)) (and (or .cse0 .cse1) (= |ULTIMATE.start_main_#t~ite19_Out-2127838219| ~y$w_buff0_used~0_In-2127838219)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-2127838219, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-2127838219} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-2127838219, ULTIMATE.start_main_#t~ite19=|ULTIMATE.start_main_#t~ite19_Out-2127838219|, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-2127838219} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite19] because there is no mapped edge [2019-12-07 14:09:23,405 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [648] [648] L789-->L789-2: Formula: (let ((.cse2 (= 0 (mod ~y$w_buff1_used~0_In-815069477 256))) (.cse3 (= (mod ~y$r_buff1_thd0~0_In-815069477 256) 0)) (.cse0 (= (mod ~y$r_buff0_thd0~0_In-815069477 256) 0)) (.cse1 (= (mod ~y$w_buff0_used~0_In-815069477 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite20_Out-815069477|)) (and (or .cse2 .cse3) (= |ULTIMATE.start_main_#t~ite20_Out-815069477| ~y$w_buff1_used~0_In-815069477) (or .cse0 .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-815069477, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-815069477, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-815069477, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-815069477} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-815069477, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-815069477, ULTIMATE.start_main_#t~ite20=|ULTIMATE.start_main_#t~ite20_Out-815069477|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-815069477, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-815069477} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite20] because there is no mapped edge [2019-12-07 14:09:23,406 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [639] [639] L790-->L790-2: Formula: (let ((.cse1 (= (mod ~y$r_buff0_thd0~0_In1408993447 256) 0)) (.cse0 (= (mod ~y$w_buff0_used~0_In1408993447 256) 0))) (or (and (not .cse0) (= 0 |ULTIMATE.start_main_#t~ite21_Out1408993447|) (not .cse1)) (and (or .cse1 .cse0) (= ~y$r_buff0_thd0~0_In1408993447 |ULTIMATE.start_main_#t~ite21_Out1408993447|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In1408993447, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In1408993447} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In1408993447, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In1408993447, ULTIMATE.start_main_#t~ite21=|ULTIMATE.start_main_#t~ite21_Out1408993447|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite21] because there is no mapped edge [2019-12-07 14:09:23,406 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [651] [651] L791-->L791-2: Formula: (let ((.cse0 (= (mod ~y$r_buff1_thd0~0_In-1765574060 256) 0)) (.cse1 (= 0 (mod ~y$w_buff1_used~0_In-1765574060 256))) (.cse2 (= 0 (mod ~y$r_buff0_thd0~0_In-1765574060 256))) (.cse3 (= 0 (mod ~y$w_buff0_used~0_In-1765574060 256)))) (or (and (= |ULTIMATE.start_main_#t~ite22_Out-1765574060| ~y$r_buff1_thd0~0_In-1765574060) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |ULTIMATE.start_main_#t~ite22_Out-1765574060| 0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1765574060, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1765574060, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1765574060, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1765574060} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-1765574060, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1765574060, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1765574060, ULTIMATE.start_main_#t~ite22=|ULTIMATE.start_main_#t~ite22_Out-1765574060|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1765574060} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite22] because there is no mapped edge [2019-12-07 14:09:23,407 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [689] [689] L800-->L800-8: Formula: (let ((.cse1 (= (mod ~weak$$choice2~0_In355213291 256) 0))) (or (and (= |ULTIMATE.start_main_#t~ite32_Out355213291| |ULTIMATE.start_main_#t~ite31_Out355213291|) (let ((.cse0 (= (mod ~y$r_buff0_thd0~0_In355213291 256) 0))) (or (= (mod ~y$w_buff0_used~0_In355213291 256) 0) (and (= 0 (mod ~y$r_buff1_thd0~0_In355213291 256)) .cse0) (and .cse0 (= (mod ~y$w_buff1_used~0_In355213291 256) 0)))) .cse1 (= ~y$w_buff1~0_In355213291 |ULTIMATE.start_main_#t~ite31_Out355213291|)) (and (not .cse1) (= |ULTIMATE.start_main_#t~ite31_In355213291| |ULTIMATE.start_main_#t~ite31_Out355213291|) (= ~y$w_buff1~0_In355213291 |ULTIMATE.start_main_#t~ite32_Out355213291|)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In355213291, ~y$w_buff0_used~0=~y$w_buff0_used~0_In355213291, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In355213291, ~weak$$choice2~0=~weak$$choice2~0_In355213291, ULTIMATE.start_main_#t~ite31=|ULTIMATE.start_main_#t~ite31_In355213291|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In355213291, ~y$w_buff1_used~0=~y$w_buff1_used~0_In355213291} OutVars{~y$w_buff1~0=~y$w_buff1~0_In355213291, ~y$w_buff0_used~0=~y$w_buff0_used~0_In355213291, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In355213291, ULTIMATE.start_main_#t~ite31=|ULTIMATE.start_main_#t~ite31_Out355213291|, ~weak$$choice2~0=~weak$$choice2~0_In355213291, ULTIMATE.start_main_#t~ite32=|ULTIMATE.start_main_#t~ite32_Out355213291|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In355213291, ~y$w_buff1_used~0=~y$w_buff1_used~0_In355213291} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite31, ULTIMATE.start_main_#t~ite32] because there is no mapped edge [2019-12-07 14:09:23,407 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [637] [637] L803-->L804: Formula: (and (= v_~y$r_buff0_thd0~0_162 v_~y$r_buff0_thd0~0_163) (not (= (mod v_~weak$$choice2~0_39 256) 0))) InVars {~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_163, ~weak$$choice2~0=v_~weak$$choice2~0_39} OutVars{ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_9|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_11|, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_18|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_162, ~weak$$choice2~0=v_~weak$$choice2~0_39} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40, ULTIMATE.start_main_#t~ite39, ~y$r_buff0_thd0~0] because there is no mapped edge [2019-12-07 14:09:23,408 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [686] [686] L806-->L809-1: Formula: (and (= 0 v_~y$flush_delayed~0_24) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_6| (mod v_~main$tmp_guard1~0_12 256)) (not (= 0 (mod v_~y$flush_delayed~0_25 256))) (= v_~y~0_106 v_~y$mem_tmp~0_13)) InVars {~y$mem_tmp~0=v_~y$mem_tmp~0_13, ~y$flush_delayed~0=v_~y$flush_delayed~0_25, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_12} OutVars{~y$mem_tmp~0=v_~y$mem_tmp~0_13, ~y$flush_delayed~0=v_~y$flush_delayed~0_24, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_12, ~y~0=v_~y~0_106, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_22|, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_6|} AuxVars[] AssignedVars[~y$flush_delayed~0, ~y~0, ULTIMATE.start_main_#t~ite45, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-07 14:09:23,408 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [680] [680] L809-1-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~expression_10 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_4|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_10 0)) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_4|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_10, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_4|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression] because there is no mapped edge [2019-12-07 14:09:23,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:09:23 BasicIcfg [2019-12-07 14:09:23,449 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:09:23,449 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:09:23,449 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:09:23,449 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:09:23,450 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:09:14" (3/4) ... [2019-12-07 14:09:23,451 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-07 14:09:23,451 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [702] [702] ULTIMATE.startENTRY-->L779: Formula: (let ((.cse0 (store |v_#valid_47| 0 0))) (and (= 0 v_~y$read_delayed_var~0.base_6) (= v_~y$r_buff1_thd0~0_329 0) (= v_~y$w_buff0_used~0_834 0) (= 0 (select .cse0 |v_ULTIMATE.start_main_~#t2013~0.base_24|)) (= |v_#length_13| (store |v_#length_14| |v_ULTIMATE.start_main_~#t2013~0.base_24| 4)) (= |v_ULTIMATE.start_main_~#t2013~0.offset_19| 0) (= 0 v_~__unbuffered_cnt~0_61) (= 0 v_~weak$$choice0~0_14) (= v_~y$r_buff1_thd1~0_200 0) (= 0 v_~x~0_147) (= |v_#NULL.offset_3| 0) (= |v_#memory_int_11| (store |v_#memory_int_12| |v_ULTIMATE.start_main_~#t2013~0.base_24| (store (select |v_#memory_int_12| |v_ULTIMATE.start_main_~#t2013~0.base_24|) |v_ULTIMATE.start_main_~#t2013~0.offset_19| 0))) (= |v_#valid_45| (store .cse0 |v_ULTIMATE.start_main_~#t2013~0.base_24| 1)) (= v_~main$tmp_guard1~0_27 0) (= v_~y$read_delayed~0_6 0) (= 0 v_~__unbuffered_p1_EAX~0_29) (= 0 v_~y$r_buff1_thd2~0_208) (= 0 v_~y$r_buff0_thd2~0_162) (= v_~y$mem_tmp~0_19 0) (= v_~weak$$choice2~0_141 0) (= v_~y$w_buff1_used~0_547 0) (= v_~y$r_buff0_thd1~0_297 0) (= 0 v_~y$flush_delayed~0_36) (< |v_#StackHeapBarrier_13| |v_ULTIMATE.start_main_~#t2013~0.base_24|) (= v_~main$tmp_guard0~0_33 0) (= 0 |v_#NULL.base_3|) (= 0 v_~y$w_buff0~0_485) (= 0 v_~y$read_delayed_var~0.offset_6) (= v_~y$r_buff0_thd0~0_416 0) (= v_~y~0_146 0) (< 0 |v_#StackHeapBarrier_13|) (= v_~y$w_buff1~0_308 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_13|, #valid=|v_#valid_47|, #memory_int=|v_#memory_int_12|, #length=|v_#length_14|} OutVars{ULTIMATE.start_main_#t~ite28=|v_ULTIMATE.start_main_#t~ite28_41|, #NULL.offset=|v_#NULL.offset_3|, ULTIMATE.start_main_#t~ite26=|v_ULTIMATE.start_main_#t~ite26_35|, ULTIMATE.start_main_~#t2014~0.base=|v_ULTIMATE.start_main_~#t2014~0.base_19|, ULTIMATE.start_main_#t~ite20=|v_ULTIMATE.start_main_#t~ite20_145|, ULTIMATE.start_main_#t~ite43=|v_ULTIMATE.start_main_#t~ite43_48|, ULTIMATE.start_main_#t~ite22=|v_ULTIMATE.start_main_#t~ite22_37|, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_36|, ~y$read_delayed~0=v_~y$read_delayed~0_6, ~y$mem_tmp~0=v_~y$mem_tmp~0_19, ~__unbuffered_p1_EAX~0=v_~__unbuffered_p1_EAX~0_29, ~y$r_buff0_thd1~0=v_~y$r_buff0_thd1~0_297, ~y$flush_delayed~0=v_~y$flush_delayed~0_36, #length=|v_#length_13|, ULTIMATE.start_main_~#t2014~0.offset=|v_ULTIMATE.start_main_~#t2014~0.offset_16|, ULTIMATE.start_main_#t~ite18=|v_ULTIMATE.start_main_#t~ite18_36|, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_38|, ULTIMATE.start_main_#t~nondet24=|v_ULTIMATE.start_main_#t~nondet24_21|, ULTIMATE.start_main_#t~ite35=|v_ULTIMATE.start_main_#t~ite35_27|, ULTIMATE.start_main_#t~ite37=|v_ULTIMATE.start_main_#t~ite37_41|, ULTIMATE.start_main_#t~ite31=|v_ULTIMATE.start_main_#t~ite31_44|, ULTIMATE.start_main_#t~ite33=|v_ULTIMATE.start_main_#t~ite33_38|, ~weak$$choice0~0=v_~weak$$choice0~0_14, #StackHeapBarrier=|v_#StackHeapBarrier_13|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_36|, ~y$w_buff1~0=v_~y$w_buff1~0_308, ~y$read_delayed_var~0.base=v_~y$read_delayed_var~0.base_6, ULTIMATE.start_main_~#t2013~0.offset=|v_ULTIMATE.start_main_~#t2013~0.offset_19|, ~y$r_buff0_thd2~0=v_~y$r_buff0_thd2~0_162, ULTIMATE.start_main_#t~nondet15=|v_ULTIMATE.start_main_#t~nondet15_10|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_61, ~y$r_buff1_thd0~0=v_~y$r_buff1_thd0~0_329, ~x~0=v_~x~0_147, ~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_834, ULTIMATE.start_main_#t~ite29=|v_ULTIMATE.start_main_#t~ite29_36|, ULTIMATE.start_main_#t~ite25=|v_ULTIMATE.start_main_#t~ite25_33|, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_27, ULTIMATE.start_main_#t~ite27=|v_ULTIMATE.start_main_#t~ite27_43|, ULTIMATE.start_main_#t~ite21=|v_ULTIMATE.start_main_#t~ite21_33|, ULTIMATE.start_main_#t~ite42=|v_ULTIMATE.start_main_#t~ite42_42|, ULTIMATE.start_main_#t~ite44=|v_ULTIMATE.start_main_#t~ite44_34|, ~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_200, ULTIMATE.start_main_#t~ite30=|v_ULTIMATE.start_main_#t~ite30_34|, ~y$w_buff0~0=v_~y$w_buff0~0_485, ~y~0=v_~y~0_146, ULTIMATE.start_main_~#t2013~0.base=|v_ULTIMATE.start_main_~#t2013~0.base_24|, ULTIMATE.start_main_#t~ite17=|v_ULTIMATE.start_main_#t~ite17_29|, ULTIMATE.start_main_#t~nondet23=|v_ULTIMATE.start_main_#t~nondet23_21|, ULTIMATE.start_main_#t~ite19=|v_ULTIMATE.start_main_#t~ite19_33|, ULTIMATE.start_main_#t~ite36=|v_ULTIMATE.start_main_#t~ite36_53|, ULTIMATE.start_main_#t~ite38=|v_ULTIMATE.start_main_#t~ite38_27|, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_33, ULTIMATE.start_main_#t~ite32=|v_ULTIMATE.start_main_#t~ite32_35|, #NULL.base=|v_#NULL.base_3|, ULTIMATE.start_main_#t~ite34=|v_ULTIMATE.start_main_#t~ite34_40|, ~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_208, ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_37|, ULTIMATE.start_main_#res=|v_ULTIMATE.start_main_#res_18|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_416, #valid=|v_#valid_45|, #memory_int=|v_#memory_int_11|, ULTIMATE.start_main_#t~nondet16=|v_ULTIMATE.start_main_#t~nondet16_14|, ~weak$$choice2~0=v_~weak$$choice2~0_141, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_547} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite28, #NULL.offset, ULTIMATE.start_main_#t~ite26, ULTIMATE.start_main_~#t2014~0.base, ULTIMATE.start_main_#t~ite20, ULTIMATE.start_main_#t~ite43, ULTIMATE.start_main_#t~ite22, ULTIMATE.start_main_#t~ite45, ~y$read_delayed~0, ~y$mem_tmp~0, ~__unbuffered_p1_EAX~0, ~y$r_buff0_thd1~0, ~y$flush_delayed~0, #length, ULTIMATE.start_main_~#t2014~0.offset, ULTIMATE.start_main_#t~ite18, ULTIMATE.start_main_#t~ite39, ULTIMATE.start_main_#t~nondet24, ULTIMATE.start_main_#t~ite35, ULTIMATE.start_main_#t~ite37, ULTIMATE.start_main_#t~ite31, ULTIMATE.start_main_#t~ite33, ~weak$$choice0~0, ULTIMATE.start_main_#t~ite40, ~y$w_buff1~0, ~y$read_delayed_var~0.base, ULTIMATE.start_main_~#t2013~0.offset, ~y$r_buff0_thd2~0, ULTIMATE.start_main_#t~nondet15, ~__unbuffered_cnt~0, ~y$r_buff1_thd0~0, ~x~0, ~y$read_delayed_var~0.offset, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~ite29, ULTIMATE.start_main_#t~ite25, ~main$tmp_guard1~0, ULTIMATE.start_main_#t~ite27, ULTIMATE.start_main_#t~ite21, ULTIMATE.start_main_#t~ite42, ULTIMATE.start_main_#t~ite44, ~y$r_buff1_thd1~0, ULTIMATE.start_main_#t~ite30, ~y$w_buff0~0, ~y~0, ULTIMATE.start_main_~#t2013~0.base, ULTIMATE.start_main_#t~ite17, ULTIMATE.start_main_#t~nondet23, ULTIMATE.start_main_#t~ite19, ULTIMATE.start_main_#t~ite36, ULTIMATE.start_main_#t~ite38, ~main$tmp_guard0~0, ULTIMATE.start_main_#t~ite32, #NULL.base, ULTIMATE.start_main_#t~ite34, ~y$r_buff1_thd2~0, ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#res, ~y$r_buff0_thd0~0, #valid, #memory_int, ULTIMATE.start_main_#t~nondet16, ~weak$$choice2~0, ~y$w_buff1_used~0] because there is no mapped edge [2019-12-07 14:09:23,452 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [675] [675] L779-1-->L781: Formula: (and (not (= 0 |v_ULTIMATE.start_main_~#t2014~0.base_11|)) (= (store |v_#valid_28| |v_ULTIMATE.start_main_~#t2014~0.base_11| 1) |v_#valid_27|) (= (select |v_#valid_28| |v_ULTIMATE.start_main_~#t2014~0.base_11|) 0) (= (store |v_#length_10| |v_ULTIMATE.start_main_~#t2014~0.base_11| 4) |v_#length_9|) (= |v_ULTIMATE.start_main_~#t2014~0.offset_10| 0) (< |v_#StackHeapBarrier_8| |v_ULTIMATE.start_main_~#t2014~0.base_11|) (= |v_#memory_int_7| (store |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2014~0.base_11| (store (select |v_#memory_int_8| |v_ULTIMATE.start_main_~#t2014~0.base_11|) |v_ULTIMATE.start_main_~#t2014~0.offset_10| 1)))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_8|, #valid=|v_#valid_28|, #memory_int=|v_#memory_int_8|, #length=|v_#length_10|} OutVars{ULTIMATE.start_main_~#t2014~0.offset=|v_ULTIMATE.start_main_~#t2014~0.offset_10|, #StackHeapBarrier=|v_#StackHeapBarrier_8|, #valid=|v_#valid_27|, #memory_int=|v_#memory_int_7|, ULTIMATE.start_main_#t~nondet15=|v_ULTIMATE.start_main_#t~nondet15_6|, #length=|v_#length_9|, ULTIMATE.start_main_~#t2014~0.base=|v_ULTIMATE.start_main_~#t2014~0.base_11|} AuxVars[] AssignedVars[ULTIMATE.start_main_~#t2014~0.offset, #valid, #memory_int, ULTIMATE.start_main_#t~nondet15, #length, ULTIMATE.start_main_~#t2014~0.base] because there is no mapped edge [2019-12-07 14:09:23,452 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [638] [638] P0ENTRY-->L4-3: Formula: (and (= v_~y$w_buff1~0_121 v_~y$w_buff0~0_204) (not (= v_P0Thread1of1ForFork0___VERIFIER_assert_~expression_98 0)) (= v_P0Thread1of1ForFork0_~arg.base_94 |v_P0Thread1of1ForFork0_#in~arg.base_96|) (= 2 v_~y$w_buff0~0_203) (= |v_P0Thread1of1ForFork0___VERIFIER_assert_#in~expression_94| (ite (not (and (not (= 0 (mod v_~y$w_buff0_used~0_349 256))) (not (= 0 (mod v_~y$w_buff1_used~0_210 256))))) 1 0)) (= v_P0Thread1of1ForFork0___VERIFIER_assert_~expression_98 |v_P0Thread1of1ForFork0___VERIFIER_assert_#in~expression_94|) (= v_P0Thread1of1ForFork0_~arg.offset_94 |v_P0Thread1of1ForFork0_#in~arg.offset_96|) (= v_~y$w_buff0_used~0_350 v_~y$w_buff1_used~0_210) (= v_~y$w_buff0_used~0_349 1)) InVars {P0Thread1of1ForFork0_#in~arg.offset=|v_P0Thread1of1ForFork0_#in~arg.offset_96|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_350, ~y$w_buff0~0=v_~y$w_buff0~0_204, P0Thread1of1ForFork0_#in~arg.base=|v_P0Thread1of1ForFork0_#in~arg.base_96|} OutVars{P0Thread1of1ForFork0_#in~arg.offset=|v_P0Thread1of1ForFork0_#in~arg.offset_96|, ~y$w_buff0_used~0=v_~y$w_buff0_used~0_349, ~y$w_buff1~0=v_~y$w_buff1~0_121, ~y$w_buff0~0=v_~y$w_buff0~0_203, P0Thread1of1ForFork0___VERIFIER_assert_~expression=v_P0Thread1of1ForFork0___VERIFIER_assert_~expression_98, P0Thread1of1ForFork0_#in~arg.base=|v_P0Thread1of1ForFork0_#in~arg.base_96|, P0Thread1of1ForFork0_~arg.base=v_P0Thread1of1ForFork0_~arg.base_94, P0Thread1of1ForFork0___VERIFIER_assert_#in~expression=|v_P0Thread1of1ForFork0___VERIFIER_assert_#in~expression_94|, P0Thread1of1ForFork0_~arg.offset=v_P0Thread1of1ForFork0_~arg.offset_94, ~y$w_buff1_used~0=v_~y$w_buff1_used~0_210} AuxVars[] AssignedVars[~y$w_buff0_used~0, ~y$w_buff1~0, ~y$w_buff0~0, P0Thread1of1ForFork0___VERIFIER_assert_~expression, P0Thread1of1ForFork0_~arg.base, P0Thread1of1ForFork0___VERIFIER_assert_#in~expression, P0Thread1of1ForFork0_~arg.offset, ~y$w_buff1_used~0] because there is no mapped edge [2019-12-07 14:09:23,453 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [642] [642] L756-2-->L756-4: Formula: (let ((.cse0 (= (mod ~y$r_buff1_thd2~0_In855127817 256) 0)) (.cse1 (= (mod ~y$w_buff1_used~0_In855127817 256) 0))) (or (and (or .cse0 .cse1) (= ~y~0_In855127817 |P1Thread1of1ForFork1_#t~ite9_Out855127817|)) (and (= ~y$w_buff1~0_In855127817 |P1Thread1of1ForFork1_#t~ite9_Out855127817|) (not .cse0) (not .cse1)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In855127817, ~y$w_buff1~0=~y$w_buff1~0_In855127817, ~y~0=~y~0_In855127817, ~y$w_buff1_used~0=~y$w_buff1_used~0_In855127817} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In855127817, ~y$w_buff1~0=~y$w_buff1~0_In855127817, P1Thread1of1ForFork1_#t~ite9=|P1Thread1of1ForFork1_#t~ite9_Out855127817|, ~y~0=~y~0_In855127817, ~y$w_buff1_used~0=~y$w_buff1_used~0_In855127817} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite9] because there is no mapped edge [2019-12-07 14:09:23,453 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [621] [621] L756-4-->L757: Formula: (= |v_P1Thread1of1ForFork1_#t~ite9_8| v_~y~0_41) InVars {P1Thread1of1ForFork1_#t~ite9=|v_P1Thread1of1ForFork1_#t~ite9_8|} OutVars{P1Thread1of1ForFork1_#t~ite9=|v_P1Thread1of1ForFork1_#t~ite9_7|, P1Thread1of1ForFork1_#t~ite10=|v_P1Thread1of1ForFork1_#t~ite10_13|, ~y~0=v_~y~0_41} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite9, P1Thread1of1ForFork1_#t~ite10, ~y~0] because there is no mapped edge [2019-12-07 14:09:23,453 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [646] [646] L757-->L757-2: Formula: (let ((.cse1 (= (mod ~y$r_buff0_thd2~0_In-1804311486 256) 0)) (.cse0 (= (mod ~y$w_buff0_used~0_In-1804311486 256) 0))) (or (and (= |P1Thread1of1ForFork1_#t~ite11_Out-1804311486| 0) (not .cse0) (not .cse1)) (and (or .cse1 .cse0) (= |P1Thread1of1ForFork1_#t~ite11_Out-1804311486| ~y$w_buff0_used~0_In-1804311486)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1804311486, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1804311486} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-1804311486, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1804311486, P1Thread1of1ForFork1_#t~ite11=|P1Thread1of1ForFork1_#t~ite11_Out-1804311486|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite11] because there is no mapped edge [2019-12-07 14:09:23,453 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [659] [659] L758-->L758-2: Formula: (let ((.cse2 (= 0 (mod ~y$w_buff0_used~0_In-1235843436 256))) (.cse3 (= (mod ~y$r_buff0_thd2~0_In-1235843436 256) 0)) (.cse1 (= (mod ~y$w_buff1_used~0_In-1235843436 256) 0)) (.cse0 (= (mod ~y$r_buff1_thd2~0_In-1235843436 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |P1Thread1of1ForFork1_#t~ite12_Out-1235843436| 0)) (and (or .cse2 .cse3) (= |P1Thread1of1ForFork1_#t~ite12_Out-1235843436| ~y$w_buff1_used~0_In-1235843436) (or .cse1 .cse0)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-1235843436, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1235843436, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1235843436, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1235843436} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-1235843436, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1235843436, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1235843436, P1Thread1of1ForFork1_#t~ite12=|P1Thread1of1ForFork1_#t~ite12_Out-1235843436|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1235843436} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite12] because there is no mapped edge [2019-12-07 14:09:23,453 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [645] [645] L759-->L759-2: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff0_used~0_In-1830178565 256))) (.cse1 (= (mod ~y$r_buff0_thd2~0_In-1830178565 256) 0))) (or (and (= 0 |P1Thread1of1ForFork1_#t~ite13_Out-1830178565|) (not .cse0) (not .cse1)) (and (= |P1Thread1of1ForFork1_#t~ite13_Out-1830178565| ~y$r_buff0_thd2~0_In-1830178565) (or .cse0 .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1830178565, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1830178565} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-1830178565, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-1830178565, P1Thread1of1ForFork1_#t~ite13=|P1Thread1of1ForFork1_#t~ite13_Out-1830178565|} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite13] because there is no mapped edge [2019-12-07 14:09:23,453 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [652] [652] L760-->L760-2: Formula: (let ((.cse1 (= 0 (mod ~y$r_buff1_thd2~0_In-2023852744 256))) (.cse0 (= (mod ~y$w_buff1_used~0_In-2023852744 256) 0)) (.cse2 (= 0 (mod ~y$r_buff0_thd2~0_In-2023852744 256))) (.cse3 (= (mod ~y$w_buff0_used~0_In-2023852744 256) 0))) (or (and (= 0 |P1Thread1of1ForFork1_#t~ite14_Out-2023852744|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (or .cse1 .cse0) (= ~y$r_buff1_thd2~0_In-2023852744 |P1Thread1of1ForFork1_#t~ite14_Out-2023852744|) (or .cse2 .cse3)))) InVars {~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-2023852744, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-2023852744, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-2023852744, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-2023852744} OutVars{~y$r_buff1_thd2~0=~y$r_buff1_thd2~0_In-2023852744, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-2023852744, ~y$r_buff0_thd2~0=~y$r_buff0_thd2~0_In-2023852744, P1Thread1of1ForFork1_#t~ite14=|P1Thread1of1ForFork1_#t~ite14_Out-2023852744|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-2023852744} AuxVars[] AssignedVars[P1Thread1of1ForFork1_#t~ite14] because there is no mapped edge [2019-12-07 14:09:23,454 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [685] [685] L760-2-->P1EXIT: Formula: (and (= |v_P1Thread1of1ForFork1_#t~ite14_28| v_~y$r_buff1_thd2~0_91) (= (+ v_~__unbuffered_cnt~0_39 1) v_~__unbuffered_cnt~0_38) (= 0 |v_P1Thread1of1ForFork1_#res.base_3|) (= |v_P1Thread1of1ForFork1_#res.offset_3| 0)) InVars {~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_39, P1Thread1of1ForFork1_#t~ite14=|v_P1Thread1of1ForFork1_#t~ite14_28|} OutVars{~y$r_buff1_thd2~0=v_~y$r_buff1_thd2~0_91, P1Thread1of1ForFork1_#res.offset=|v_P1Thread1of1ForFork1_#res.offset_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_38, P1Thread1of1ForFork1_#t~ite14=|v_P1Thread1of1ForFork1_#t~ite14_27|, P1Thread1of1ForFork1_#res.base=|v_P1Thread1of1ForFork1_#res.base_3|} AuxVars[] AssignedVars[~y$r_buff1_thd2~0, P1Thread1of1ForFork1_#res.offset, ~__unbuffered_cnt~0, P1Thread1of1ForFork1_#t~ite14, P1Thread1of1ForFork1_#res.base] because there is no mapped edge [2019-12-07 14:09:23,454 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [655] [655] L737-->L737-2: Formula: (let ((.cse0 (= 0 (mod ~y$r_buff0_thd1~0_In-1732641226 256))) (.cse1 (= (mod ~y$w_buff0_used~0_In-1732641226 256) 0))) (or (and (= ~y$w_buff0_used~0_In-1732641226 |P0Thread1of1ForFork0_#t~ite5_Out-1732641226|) (or .cse0 .cse1)) (and (= 0 |P0Thread1of1ForFork0_#t~ite5_Out-1732641226|) (not .cse0) (not .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1732641226, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In-1732641226} OutVars{P0Thread1of1ForFork0_#t~ite5=|P0Thread1of1ForFork0_#t~ite5_Out-1732641226|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1732641226, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In-1732641226} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite5] because there is no mapped edge [2019-12-07 14:09:23,454 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [641] [641] L738-->L738-2: Formula: (let ((.cse1 (= (mod ~y$w_buff1_used~0_In-1817595042 256) 0)) (.cse0 (= 0 (mod ~y$r_buff1_thd1~0_In-1817595042 256))) (.cse3 (= 0 (mod ~y$r_buff0_thd1~0_In-1817595042 256))) (.cse2 (= (mod ~y$w_buff0_used~0_In-1817595042 256) 0))) (or (and (= 0 |P0Thread1of1ForFork0_#t~ite6_Out-1817595042|) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))) (and (or .cse1 .cse0) (= |P0Thread1of1ForFork0_#t~ite6_Out-1817595042| ~y$w_buff1_used~0_In-1817595042) (or .cse3 .cse2)))) InVars {~y$r_buff1_thd1~0=~y$r_buff1_thd1~0_In-1817595042, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1817595042, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In-1817595042, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1817595042} OutVars{P0Thread1of1ForFork0_#t~ite6=|P0Thread1of1ForFork0_#t~ite6_Out-1817595042|, ~y$r_buff1_thd1~0=~y$r_buff1_thd1~0_In-1817595042, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-1817595042, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In-1817595042, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1817595042} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite6] because there is no mapped edge [2019-12-07 14:09:23,454 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [643] [643] L739-->L740: Formula: (let ((.cse0 (= (mod ~y$w_buff0_used~0_In1203047304 256) 0)) (.cse2 (= ~y$r_buff0_thd1~0_Out1203047304 ~y$r_buff0_thd1~0_In1203047304)) (.cse1 (= (mod ~y$r_buff0_thd1~0_In1203047304 256) 0))) (or (and (not .cse0) (not .cse1) (= ~y$r_buff0_thd1~0_Out1203047304 0)) (and .cse2 .cse0) (and .cse2 .cse1))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In1203047304, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In1203047304} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In1203047304, P0Thread1of1ForFork0_#t~ite7=|P0Thread1of1ForFork0_#t~ite7_Out1203047304|, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_Out1203047304} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite7, ~y$r_buff0_thd1~0] because there is no mapped edge [2019-12-07 14:09:23,454 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [657] [657] L740-->L740-2: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff0_used~0_In456595102 256))) (.cse1 (= (mod ~y$r_buff0_thd1~0_In456595102 256) 0)) (.cse2 (= (mod ~y$w_buff1_used~0_In456595102 256) 0)) (.cse3 (= 0 (mod ~y$r_buff1_thd1~0_In456595102 256)))) (or (and (= |P0Thread1of1ForFork0_#t~ite8_Out456595102| ~y$r_buff1_thd1~0_In456595102) (or .cse0 .cse1) (or .cse2 .cse3)) (and (= |P0Thread1of1ForFork0_#t~ite8_Out456595102| 0) (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3)))))) InVars {~y$r_buff1_thd1~0=~y$r_buff1_thd1~0_In456595102, ~y$w_buff0_used~0=~y$w_buff0_used~0_In456595102, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In456595102, ~y$w_buff1_used~0=~y$w_buff1_used~0_In456595102} OutVars{~y$r_buff1_thd1~0=~y$r_buff1_thd1~0_In456595102, ~y$w_buff0_used~0=~y$w_buff0_used~0_In456595102, P0Thread1of1ForFork0_#t~ite8=|P0Thread1of1ForFork0_#t~ite8_Out456595102|, ~y$r_buff0_thd1~0=~y$r_buff0_thd1~0_In456595102, ~y$w_buff1_used~0=~y$w_buff1_used~0_In456595102} AuxVars[] AssignedVars[P0Thread1of1ForFork0_#t~ite8] because there is no mapped edge [2019-12-07 14:09:23,454 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [668] [668] L740-2-->P0EXIT: Formula: (and (= |v_P0Thread1of1ForFork0_#res.offset_3| 0) (= v_~y$r_buff1_thd1~0_80 |v_P0Thread1of1ForFork0_#t~ite8_28|) (= 0 |v_P0Thread1of1ForFork0_#res.base_3|) (= v_~__unbuffered_cnt~0_31 (+ v_~__unbuffered_cnt~0_32 1))) InVars {P0Thread1of1ForFork0_#t~ite8=|v_P0Thread1of1ForFork0_#t~ite8_28|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_32} OutVars{~y$r_buff1_thd1~0=v_~y$r_buff1_thd1~0_80, P0Thread1of1ForFork0_#res.offset=|v_P0Thread1of1ForFork0_#res.offset_3|, P0Thread1of1ForFork0_#t~ite8=|v_P0Thread1of1ForFork0_#t~ite8_27|, P0Thread1of1ForFork0_#res.base=|v_P0Thread1of1ForFork0_#res.base_3|, ~__unbuffered_cnt~0=v_~__unbuffered_cnt~0_31} AuxVars[] AssignedVars[~y$r_buff1_thd1~0, P0Thread1of1ForFork0_#res.offset, P0Thread1of1ForFork0_#t~ite8, P0Thread1of1ForFork0_#res.base, ~__unbuffered_cnt~0] because there is no mapped edge [2019-12-07 14:09:23,454 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [577] [577] L785-->L787-2: Formula: (and (not (= (mod v_~main$tmp_guard0~0_4 256) 0)) (or (= (mod v_~y$w_buff0_used~0_67 256) 0) (= 0 (mod v_~y$r_buff0_thd0~0_44 256)))) InVars {~y$w_buff0_used~0=v_~y$w_buff0_used~0_67, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_44, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_4} OutVars{~y$w_buff0_used~0=v_~y$w_buff0_used~0_67, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_44, ~main$tmp_guard0~0=v_~main$tmp_guard0~0_4} AuxVars[] AssignedVars[] because there is no mapped edge [2019-12-07 14:09:23,454 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [656] [656] L787-2-->L787-5: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff1_used~0_In2106437361 256))) (.cse2 (= (mod ~y$r_buff1_thd0~0_In2106437361 256) 0)) (.cse1 (= |ULTIMATE.start_main_#t~ite18_Out2106437361| |ULTIMATE.start_main_#t~ite17_Out2106437361|))) (or (and (= |ULTIMATE.start_main_#t~ite17_Out2106437361| ~y$w_buff1~0_In2106437361) (not .cse0) .cse1 (not .cse2)) (and (or .cse0 .cse2) .cse1 (= ~y~0_In2106437361 |ULTIMATE.start_main_#t~ite17_Out2106437361|)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In2106437361, ~y~0=~y~0_In2106437361, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2106437361, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2106437361} OutVars{ULTIMATE.start_main_#t~ite17=|ULTIMATE.start_main_#t~ite17_Out2106437361|, ~y$w_buff1~0=~y$w_buff1~0_In2106437361, ULTIMATE.start_main_#t~ite18=|ULTIMATE.start_main_#t~ite18_Out2106437361|, ~y~0=~y~0_In2106437361, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In2106437361, ~y$w_buff1_used~0=~y$w_buff1_used~0_In2106437361} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite17, ULTIMATE.start_main_#t~ite18] because there is no mapped edge [2019-12-07 14:09:23,455 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [644] [644] L788-->L788-2: Formula: (let ((.cse0 (= 0 (mod ~y$w_buff0_used~0_In-2127838219 256))) (.cse1 (= (mod ~y$r_buff0_thd0~0_In-2127838219 256) 0))) (or (and (not .cse0) (not .cse1) (= |ULTIMATE.start_main_#t~ite19_Out-2127838219| 0)) (and (or .cse0 .cse1) (= |ULTIMATE.start_main_#t~ite19_Out-2127838219| ~y$w_buff0_used~0_In-2127838219)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-2127838219, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-2127838219} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-2127838219, ULTIMATE.start_main_#t~ite19=|ULTIMATE.start_main_#t~ite19_Out-2127838219|, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-2127838219} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite19] because there is no mapped edge [2019-12-07 14:09:23,455 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [648] [648] L789-->L789-2: Formula: (let ((.cse2 (= 0 (mod ~y$w_buff1_used~0_In-815069477 256))) (.cse3 (= (mod ~y$r_buff1_thd0~0_In-815069477 256) 0)) (.cse0 (= (mod ~y$r_buff0_thd0~0_In-815069477 256) 0)) (.cse1 (= (mod ~y$w_buff0_used~0_In-815069477 256) 0))) (or (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= 0 |ULTIMATE.start_main_#t~ite20_Out-815069477|)) (and (or .cse2 .cse3) (= |ULTIMATE.start_main_#t~ite20_Out-815069477| ~y$w_buff1_used~0_In-815069477) (or .cse0 .cse1)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-815069477, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-815069477, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-815069477, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-815069477} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-815069477, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-815069477, ULTIMATE.start_main_#t~ite20=|ULTIMATE.start_main_#t~ite20_Out-815069477|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-815069477, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-815069477} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite20] because there is no mapped edge [2019-12-07 14:09:23,455 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [639] [639] L790-->L790-2: Formula: (let ((.cse1 (= (mod ~y$r_buff0_thd0~0_In1408993447 256) 0)) (.cse0 (= (mod ~y$w_buff0_used~0_In1408993447 256) 0))) (or (and (not .cse0) (= 0 |ULTIMATE.start_main_#t~ite21_Out1408993447|) (not .cse1)) (and (or .cse1 .cse0) (= ~y$r_buff0_thd0~0_In1408993447 |ULTIMATE.start_main_#t~ite21_Out1408993447|)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In1408993447, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In1408993447} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In1408993447, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In1408993447, ULTIMATE.start_main_#t~ite21=|ULTIMATE.start_main_#t~ite21_Out1408993447|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite21] because there is no mapped edge [2019-12-07 14:09:23,455 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [651] [651] L791-->L791-2: Formula: (let ((.cse0 (= (mod ~y$r_buff1_thd0~0_In-1765574060 256) 0)) (.cse1 (= 0 (mod ~y$w_buff1_used~0_In-1765574060 256))) (.cse2 (= 0 (mod ~y$r_buff0_thd0~0_In-1765574060 256))) (.cse3 (= 0 (mod ~y$w_buff0_used~0_In-1765574060 256)))) (or (and (= |ULTIMATE.start_main_#t~ite22_Out-1765574060| ~y$r_buff1_thd0~0_In-1765574060) (or .cse0 .cse1) (or .cse2 .cse3)) (and (or (and (not .cse0) (not .cse1)) (and (not .cse2) (not .cse3))) (= |ULTIMATE.start_main_#t~ite22_Out-1765574060| 0)))) InVars {~y$w_buff0_used~0=~y$w_buff0_used~0_In-1765574060, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1765574060, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1765574060, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1765574060} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_In-1765574060, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-1765574060, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-1765574060, ULTIMATE.start_main_#t~ite22=|ULTIMATE.start_main_#t~ite22_Out-1765574060|, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-1765574060} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite22] because there is no mapped edge [2019-12-07 14:09:23,456 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [689] [689] L800-->L800-8: Formula: (let ((.cse1 (= (mod ~weak$$choice2~0_In355213291 256) 0))) (or (and (= |ULTIMATE.start_main_#t~ite32_Out355213291| |ULTIMATE.start_main_#t~ite31_Out355213291|) (let ((.cse0 (= (mod ~y$r_buff0_thd0~0_In355213291 256) 0))) (or (= (mod ~y$w_buff0_used~0_In355213291 256) 0) (and (= 0 (mod ~y$r_buff1_thd0~0_In355213291 256)) .cse0) (and .cse0 (= (mod ~y$w_buff1_used~0_In355213291 256) 0)))) .cse1 (= ~y$w_buff1~0_In355213291 |ULTIMATE.start_main_#t~ite31_Out355213291|)) (and (not .cse1) (= |ULTIMATE.start_main_#t~ite31_In355213291| |ULTIMATE.start_main_#t~ite31_Out355213291|) (= ~y$w_buff1~0_In355213291 |ULTIMATE.start_main_#t~ite32_Out355213291|)))) InVars {~y$w_buff1~0=~y$w_buff1~0_In355213291, ~y$w_buff0_used~0=~y$w_buff0_used~0_In355213291, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In355213291, ~weak$$choice2~0=~weak$$choice2~0_In355213291, ULTIMATE.start_main_#t~ite31=|ULTIMATE.start_main_#t~ite31_In355213291|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In355213291, ~y$w_buff1_used~0=~y$w_buff1_used~0_In355213291} OutVars{~y$w_buff1~0=~y$w_buff1~0_In355213291, ~y$w_buff0_used~0=~y$w_buff0_used~0_In355213291, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In355213291, ULTIMATE.start_main_#t~ite31=|ULTIMATE.start_main_#t~ite31_Out355213291|, ~weak$$choice2~0=~weak$$choice2~0_In355213291, ULTIMATE.start_main_#t~ite32=|ULTIMATE.start_main_#t~ite32_Out355213291|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In355213291, ~y$w_buff1_used~0=~y$w_buff1_used~0_In355213291} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite31, ULTIMATE.start_main_#t~ite32] because there is no mapped edge [2019-12-07 14:09:23,457 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [637] [637] L803-->L804: Formula: (and (= v_~y$r_buff0_thd0~0_162 v_~y$r_buff0_thd0~0_163) (not (= (mod v_~weak$$choice2~0_39 256) 0))) InVars {~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_163, ~weak$$choice2~0=v_~weak$$choice2~0_39} OutVars{ULTIMATE.start_main_#t~ite41=|v_ULTIMATE.start_main_#t~ite41_9|, ULTIMATE.start_main_#t~ite40=|v_ULTIMATE.start_main_#t~ite40_11|, ULTIMATE.start_main_#t~ite39=|v_ULTIMATE.start_main_#t~ite39_18|, ~y$r_buff0_thd0~0=v_~y$r_buff0_thd0~0_162, ~weak$$choice2~0=v_~weak$$choice2~0_39} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite41, ULTIMATE.start_main_#t~ite40, ULTIMATE.start_main_#t~ite39, ~y$r_buff0_thd0~0] because there is no mapped edge [2019-12-07 14:09:23,457 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [686] [686] L806-->L809-1: Formula: (and (= 0 v_~y$flush_delayed~0_24) (= |v_ULTIMATE.start___VERIFIER_assert_#in~expression_6| (mod v_~main$tmp_guard1~0_12 256)) (not (= 0 (mod v_~y$flush_delayed~0_25 256))) (= v_~y~0_106 v_~y$mem_tmp~0_13)) InVars {~y$mem_tmp~0=v_~y$mem_tmp~0_13, ~y$flush_delayed~0=v_~y$flush_delayed~0_25, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_12} OutVars{~y$mem_tmp~0=v_~y$mem_tmp~0_13, ~y$flush_delayed~0=v_~y$flush_delayed~0_24, ~main$tmp_guard1~0=v_~main$tmp_guard1~0_12, ~y~0=v_~y~0_106, ULTIMATE.start_main_#t~ite45=|v_ULTIMATE.start_main_#t~ite45_22|, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_6|} AuxVars[] AssignedVars[~y$flush_delayed~0, ~y~0, ULTIMATE.start_main_#t~ite45, ULTIMATE.start___VERIFIER_assert_#in~expression] because there is no mapped edge [2019-12-07 14:09:23,457 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [680] [680] L809-1-->ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION: Formula: (and (= v_ULTIMATE.start___VERIFIER_assert_~expression_10 |v_ULTIMATE.start___VERIFIER_assert_#in~expression_4|) (= v_ULTIMATE.start___VERIFIER_assert_~expression_10 0)) InVars {ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_4|} OutVars{ULTIMATE.start___VERIFIER_assert_~expression=v_ULTIMATE.start___VERIFIER_assert_~expression_10, ULTIMATE.start___VERIFIER_assert_#in~expression=|v_ULTIMATE.start___VERIFIER_assert_#in~expression_4|} AuxVars[] AssignedVars[ULTIMATE.start___VERIFIER_assert_~expression] because there is no mapped edge [2019-12-07 14:09:23,506 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_15693314-2761-4b76-983c-2bd0fc7990eb/bin/utaipan/witness.graphml [2019-12-07 14:09:23,507 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:09:23,508 INFO L168 Benchmark]: Toolchain (without parser) took 10002.53 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 386.9 MB). Free memory was 942.4 MB in the beginning and 1.0 GB in the end (delta: -60.4 MB). Peak memory consumption was 326.6 MB. Max. memory is 11.5 GB. [2019-12-07 14:09:23,508 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:09:23,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 361.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -141.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-12-07 14:09:23,508 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.46 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 14:09:23,509 INFO L168 Benchmark]: Boogie Preprocessor took 22.69 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 14:09:23,509 INFO L168 Benchmark]: RCFGBuilder took 407.43 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: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 11.5 GB. [2019-12-07 14:09:23,509 INFO L168 Benchmark]: TraceAbstraction took 9110.64 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 271.1 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 12.4 MB). Peak memory consumption was 283.5 MB. Max. memory is 11.5 GB. [2019-12-07 14:09:23,510 INFO L168 Benchmark]: Witness Printer took 57.47 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2019-12-07 14:09:23,511 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 361.82 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 942.4 MB in the beginning and 1.1 GB in the end (delta: -141.1 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.46 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 22.69 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 407.43 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: 49.9 MB). Peak memory consumption was 49.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9110.64 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 271.1 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 12.4 MB). Peak memory consumption was 283.5 MB. Max. memory is 11.5 GB. * Witness Printer took 57.47 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 2.9s, 146 ProgramPointsBefore, 79 ProgramPointsAfterwards, 180 TransitionsBefore, 91 TransitionsAfterwards, 10418 CoEnabledTransitionPairs, 7 FixpointIterations, 28 TrivialSequentialCompositions, 39 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 34 ConcurrentYvCompositions, 25 ChoiceCompositions, 3678 VarBasedMoverChecksPositive, 231 VarBasedMoverChecksNegative, 69 SemBasedMoverChecksPositive, 221 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.9s, 0 MoverChecksTotal, 46090 CheckedPairsTotal, 101 TotalNumberOfCompositions - CounterExampleResult [Line: 4]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L779] FCALL, FORK 0 pthread_create(&t2013, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=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] [L781] FCALL, FORK 0 pthread_create(&t2014, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=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] [L727] 1 y$r_buff1_thd0 = y$r_buff0_thd0 [L728] 1 y$r_buff1_thd1 = y$r_buff0_thd1 [L729] 1 y$r_buff1_thd2 = y$r_buff0_thd2 [L730] 1 y$r_buff0_thd1 = (_Bool)1 [L733] 1 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L736] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L750] 2 __unbuffered_p1_EAX = x [L753] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L736] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y) [L756] 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_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0] [L757] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L758] 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 [L759] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L737] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used [L738] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used [L783] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L787] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y) [L788] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used [L789] 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 [L790] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0 [L791] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0 [L794] 0 weak$$choice0 = __VERIFIER_nondet_bool() [L795] 0 weak$$choice2 = __VERIFIER_nondet_bool() [L796] 0 y$flush_delayed = weak$$choice2 [L797] 0 y$mem_tmp = y VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=6, weak$$choice2=1, x=1, y=2, y$flush_delayed=1, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L798] EXPR 0 !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=6, weak$$choice2=1, x=1, y=2, y$flush_delayed=1, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L798] 0 y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1) [L799] EXPR 0 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=6, weak$$choice2=1, x=1, y=2, y$flush_delayed=1, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L799] 0 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)) [L800] 0 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)) [L801] EXPR 0 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=6, weak$$choice2=1, x=1, y=2, y$flush_delayed=1, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L801] 0 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)) [L802] EXPR 0 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=6, weak$$choice2=1, x=1, y=2, y$flush_delayed=1, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L802] 0 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L804] EXPR 0 weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=6, weak$$choice2=1, x=1, y=2, y$flush_delayed=1, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] [L804] 0 y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)) [L805] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p1_EAX == 1) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p1_EAX=1, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=6, weak$$choice2=1, x=1, y=2, y$flush_delayed=1, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=1, 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$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 140 locations, 2 error locations. Result: UNSAFE, OverallTime: 8.9s, OverallIterations: 15, TraceHistogramMax: 1, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1453 SDtfs, 1524 SDslu, 3987 SDs, 0 SdLazy, 2162 SolverSat, 148 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 128 GetRequests, 15 SyntacticMatches, 9 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14186occurred 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, 14 MinimizatonAttempts, 9451 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 557 NumberOfCodeBlocks, 557 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 489 ConstructedInterpolants, 0 QuantifiedInterpolants, 136414 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 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...