./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix003_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix003_tso.opt.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d0c4c0a31efd27710a789295daea5e655e71892f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.2.0-a4ecdab [2020-11-30 00:31:01,911 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:31:01,914 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:31:01,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:31:01,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:31:01,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:31:01,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:31:01,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:31:01,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:31:01,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:31:01,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:31:01,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:31:01,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:31:01,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:31:01,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:31:01,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:31:01,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:31:01,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:31:01,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:31:02,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:31:02,007 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:31:02,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:31:02,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:31:02,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:31:02,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:31:02,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:31:02,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:31:02,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:31:02,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:31:02,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:31:02,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:31:02,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:31:02,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:31:02,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:31:02,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:31:02,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:31:02,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:31:02,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:31:02,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:31:02,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:31:02,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:31:02,040 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 00:31:02,074 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:31:02,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:31:02,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:31:02,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:31:02,076 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:31:02,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:31:02,077 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:31:02,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:31:02,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:31:02,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:31:02,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:31:02,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:31:02,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:31:02,078 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:31:02,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:31:02,079 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:31:02,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:31:02,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:31:02,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:31:02,079 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:31:02,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:31:02,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:31:02,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:31:02,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:31:02,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:31:02,081 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:31:02,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:31:02,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:31:02,081 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:31:02,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0c4c0a31efd27710a789295daea5e655e71892f [2020-11-30 00:31:02,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:31:02,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:31:02,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:31:02,452 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:31:02,454 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:31:02,455 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/../../sv-benchmarks/c/pthread-wmm/mix003_tso.opt.i [2020-11-30 00:31:02,543 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/data/c55aa2ffc/16150d487e684104ad3008a24eede77a/FLAG902a9e4d3 [2020-11-30 00:31:03,077 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:31:03,077 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/sv-benchmarks/c/pthread-wmm/mix003_tso.opt.i [2020-11-30 00:31:03,106 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/data/c55aa2ffc/16150d487e684104ad3008a24eede77a/FLAG902a9e4d3 [2020-11-30 00:31:03,383 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/data/c55aa2ffc/16150d487e684104ad3008a24eede77a [2020-11-30 00:31:03,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:31:03,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:31:03,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:31:03,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:31:03,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:31:03,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:31:03" (1/1) ... [2020-11-30 00:31:03,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60705466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:03, skipping insertion in model container [2020-11-30 00:31:03,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:31:03" (1/1) ... [2020-11-30 00:31:03,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:31:03,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:31:03,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:31:03,965 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:31:04,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:31:04,158 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:31:04,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:04 WrapperNode [2020-11-30 00:31:04,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:31:04,160 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:31:04,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:31:04,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:31:04,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:04" (1/1) ... [2020-11-30 00:31:04,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:04" (1/1) ... [2020-11-30 00:31:04,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:31:04,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:31:04,236 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:31:04,236 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:31:04,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:04" (1/1) ... [2020-11-30 00:31:04,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:04" (1/1) ... [2020-11-30 00:31:04,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:04" (1/1) ... [2020-11-30 00:31:04,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:04" (1/1) ... [2020-11-30 00:31:04,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:04" (1/1) ... [2020-11-30 00:31:04,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:04" (1/1) ... [2020-11-30 00:31:04,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:04" (1/1) ... [2020-11-30 00:31:04,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:31:04,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:31:04,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:31:04,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:31:04,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:31:04,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 00:31:04,386 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-30 00:31:04,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:31:04,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 00:31:04,387 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-30 00:31:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-30 00:31:04,387 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-30 00:31:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-30 00:31:04,387 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-11-30 00:31:04,387 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-11-30 00:31:04,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:31:04,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-30 00:31:04,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:31:04,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:31:04,396 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 00:31:07,535 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:31:07,535 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-11-30 00:31:07,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:31:07 BoogieIcfgContainer [2020-11-30 00:31:07,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:31:07,539 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 00:31:07,539 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 00:31:07,543 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 00:31:07,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 12:31:03" (1/3) ... [2020-11-30 00:31:07,544 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77f51b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:31:07, skipping insertion in model container [2020-11-30 00:31:07,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:31:04" (2/3) ... [2020-11-30 00:31:07,545 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77f51b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 12:31:07, skipping insertion in model container [2020-11-30 00:31:07,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:31:07" (3/3) ... [2020-11-30 00:31:07,546 INFO L111 eAbstractionObserver]: Analyzing ICFG mix003_tso.opt.i [2020-11-30 00:31:07,560 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-30 00:31:07,561 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 00:31:07,565 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-30 00:31:07,566 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-30 00:31:07,619 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,619 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,619 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,619 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,620 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,620 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,620 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,621 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,621 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,621 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,621 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,621 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,621 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,622 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,624 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,624 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,624 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,625 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,625 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,625 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,625 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,626 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,627 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,628 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,628 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,628 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,629 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,629 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,629 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,629 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,629 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,630 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,631 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,633 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,634 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,634 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,635 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,635 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,635 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,635 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,635 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,635 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,636 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,636 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,637 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,638 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,639 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,640 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,641 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,642 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,642 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,642 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,643 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,646 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,646 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,646 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,646 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,647 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,647 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,647 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,647 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,648 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,650 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,651 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,657 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,657 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,658 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,659 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,659 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,660 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,662 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,662 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,662 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,663 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,663 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,663 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,663 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,663 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,663 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,664 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,664 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,664 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,664 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,664 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,664 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,664 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,665 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,665 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,665 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,665 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,665 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,665 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,665 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,666 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,666 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,666 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,666 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,668 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,669 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,669 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,669 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,669 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,669 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,669 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,670 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,670 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,670 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,670 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,670 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,670 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,670 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,671 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,671 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,671 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,671 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,671 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,671 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,671 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,672 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,672 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,672 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,672 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,672 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,672 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,673 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,674 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,674 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,674 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,680 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,680 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,680 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-30 00:31:07,682 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-30 00:31:07,693 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-11-30 00:31:07,725 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 00:31:07,725 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 00:31:07,725 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 00:31:07,725 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 00:31:07,725 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 00:31:07,725 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 00:31:07,726 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 00:31:07,726 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 00:31:07,761 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-30 00:31:07,762 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 112 places, 105 transitions, 225 flow [2020-11-30 00:31:07,766 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 112 places, 105 transitions, 225 flow [2020-11-30 00:31:07,767 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 112 places, 105 transitions, 225 flow [2020-11-30 00:31:07,830 INFO L129 PetriNetUnfolder]: 3/102 cut-off events. [2020-11-30 00:31:07,830 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-11-30 00:31:07,835 INFO L80 FinitePrefix]: Finished finitePrefix Result has 112 conditions, 102 events. 3/102 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 77 event pairs, 0 based on Foata normal form. 0/97 useless extension candidates. Maximal degree in co-relation 65. Up to 2 conditions per place. [2020-11-30 00:31:07,841 INFO L116 LiptonReduction]: Number of co-enabled transitions 1834 [2020-11-30 00:31:07,957 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-30 00:31:07,958 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:07,959 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:07,960 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:07,967 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:07,968 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:31:07,980 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-30 00:31:07,980 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:31:08,023 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:08,023 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:08,025 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:08,025 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:08,028 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:08,029 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:31:08,032 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-30 00:31:08,032 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:31:08,134 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-11-30 00:31:08,134 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:08,197 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:08,197 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-30 00:31:08,203 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-11-30 00:31:08,204 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:08,261 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-30 00:31:08,262 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:08,293 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-30 00:31:08,294 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 00:31:08,296 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:08,296 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 00:31:08,298 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-30 00:31:08,298 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 00:31:08,302 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-30 00:31:08,302 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:08,304 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:08,305 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:08,306 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:08,310 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:08,559 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:08,560 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:08,573 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-30 00:31:08,573 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 00:31:08,575 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:08,576 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 00:31:08,577 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-30 00:31:08,577 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 00:31:08,579 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-30 00:31:08,579 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:08,584 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:08,584 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:08,586 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:08,586 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:08,638 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:08,638 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2020-11-30 00:31:08,641 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-11-30 00:31:08,641 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:09,201 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-11-30 00:31:09,387 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-30 00:31:09,387 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:09,388 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:09,388 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:09,390 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:09,390 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:31:09,392 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-30 00:31:09,393 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:31:09,410 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:09,410 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:09,411 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:09,411 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:09,413 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:09,414 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:31:09,415 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-30 00:31:09,416 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:31:09,541 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 2, 1] term [2020-11-30 00:31:09,541 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:09,990 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 60 [2020-11-30 00:31:10,107 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-11-30 00:31:10,202 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-30 00:31:10,202 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:10,203 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 4, 4, 3, 3, 2, 1] term [2020-11-30 00:31:10,203 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:10,204 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 4, 4, 3, 3, 2, 1] term [2020-11-30 00:31:10,204 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:10,491 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-30 00:31:10,491 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:10,492 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 4, 4, 3, 3, 2, 1] term [2020-11-30 00:31:10,492 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:10,493 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 4, 4, 3, 3, 2, 1] term [2020-11-30 00:31:10,493 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:10,804 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:10,805 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-30 00:31:10,807 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-11-30 00:31:10,807 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:10,839 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:10,840 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:10,842 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-30 00:31:10,842 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 00:31:10,843 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:10,843 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 00:31:10,844 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-30 00:31:10,844 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 00:31:10,846 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-30 00:31:10,846 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:10,848 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:10,848 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:10,850 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:10,850 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:11,083 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-30 00:31:11,083 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:11,084 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:11,084 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:11,085 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:11,086 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:31:11,087 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-30 00:31:11,088 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:31:11,115 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:11,115 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:11,115 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:11,116 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:11,117 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:11,118 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:11,129 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-30 00:31:11,129 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:11,184 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:11,184 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:11,185 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:11,185 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:11,186 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:11,187 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:11,188 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-30 00:31:11,188 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:11,202 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:11,202 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:11,203 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:11,203 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:11,205 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 3, 2, 3, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:11,205 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:31:11,208 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 3, 2, 1] term [2020-11-30 00:31:11,208 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-30 00:31:11,403 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-30 00:31:11,404 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:11,406 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-30 00:31:11,406 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 00:31:11,407 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:11,408 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 00:31:11,409 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term [2020-11-30 00:31:11,409 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-11-30 00:31:11,411 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-30 00:31:11,411 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:11,412 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:11,413 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:11,414 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:11,414 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 00:31:11,449 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 3, 4, 3, 3, 2, 1] term [2020-11-30 00:31:11,449 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-11-30 00:31:11,451 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 5, 3, 5, 3, 3, 2, 1] term [2020-11-30 00:31:11,452 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 00:31:11,903 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2020-11-30 00:31:12,548 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-11-30 00:31:13,125 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 120 [2020-11-30 00:31:13,329 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2020-11-30 00:31:13,505 INFO L131 LiptonReduction]: Checked pairs total: 4926 [2020-11-30 00:31:13,505 INFO L133 LiptonReduction]: Total number of compositions: 96 [2020-11-30 00:31:13,510 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 36 places, 26 transitions, 67 flow [2020-11-30 00:31:13,572 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 750 states. [2020-11-30 00:31:13,574 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states. [2020-11-30 00:31:13,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-30 00:31:13,580 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:31:13,581 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:31:13,581 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:31:13,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:31:13,589 INFO L82 PathProgramCache]: Analyzing trace with hash 1458904489, now seen corresponding path program 1 times [2020-11-30 00:31:13,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:31:13,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641301002] [2020-11-30 00:31:13,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:31:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:31:13,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:31:13,924 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641301002] [2020-11-30 00:31:13,925 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:31:13,925 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-30 00:31:13,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095980200] [2020-11-30 00:31:13,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:31:13,930 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:31:13,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:31:13,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:31:13,947 INFO L87 Difference]: Start difference. First operand 750 states. Second operand 3 states. [2020-11-30 00:31:14,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:31:14,023 INFO L93 Difference]: Finished difference Result 650 states and 2028 transitions. [2020-11-30 00:31:14,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:31:14,025 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-11-30 00:31:14,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:31:14,051 INFO L225 Difference]: With dead ends: 650 [2020-11-30 00:31:14,052 INFO L226 Difference]: Without dead ends: 530 [2020-11-30 00:31:14,053 INFO L677 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 [2020-11-30 00:31:14,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2020-11-30 00:31:14,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 530. [2020-11-30 00:31:14,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 530 states. [2020-11-30 00:31:14,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 1622 transitions. [2020-11-30 00:31:14,170 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 1622 transitions. Word has length 7 [2020-11-30 00:31:14,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:31:14,171 INFO L481 AbstractCegarLoop]: Abstraction has 530 states and 1622 transitions. [2020-11-30 00:31:14,171 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:31:14,171 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1622 transitions. [2020-11-30 00:31:14,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 00:31:14,173 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:31:14,174 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:31:14,174 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 00:31:14,174 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:31:14,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:31:14,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1847941690, now seen corresponding path program 1 times [2020-11-30 00:31:14,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:31:14,179 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488979513] [2020-11-30 00:31:14,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:31:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:31:14,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:31:14,310 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488979513] [2020-11-30 00:31:14,310 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:31:14,310 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-30 00:31:14,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259066361] [2020-11-30 00:31:14,311 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:31:14,311 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:31:14,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:31:14,312 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:31:14,312 INFO L87 Difference]: Start difference. First operand 530 states and 1622 transitions. Second operand 3 states. [2020-11-30 00:31:14,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:31:14,339 INFO L93 Difference]: Finished difference Result 482 states and 1450 transitions. [2020-11-30 00:31:14,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:31:14,339 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-11-30 00:31:14,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:31:14,345 INFO L225 Difference]: With dead ends: 482 [2020-11-30 00:31:14,348 INFO L226 Difference]: Without dead ends: 482 [2020-11-30 00:31:14,349 INFO L677 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 [2020-11-30 00:31:14,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2020-11-30 00:31:14,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 482. [2020-11-30 00:31:14,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2020-11-30 00:31:14,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 1450 transitions. [2020-11-30 00:31:14,374 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 1450 transitions. Word has length 9 [2020-11-30 00:31:14,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:31:14,374 INFO L481 AbstractCegarLoop]: Abstraction has 482 states and 1450 transitions. [2020-11-30 00:31:14,374 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:31:14,375 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1450 transitions. [2020-11-30 00:31:14,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-30 00:31:14,378 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:31:14,378 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:31:14,379 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 00:31:14,379 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:31:14,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:31:14,389 INFO L82 PathProgramCache]: Analyzing trace with hash 2048887062, now seen corresponding path program 1 times [2020-11-30 00:31:14,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:31:14,389 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694520790] [2020-11-30 00:31:14,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:31:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:31:14,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:31:14,464 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [694520790] [2020-11-30 00:31:14,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:31:14,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-30 00:31:14,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153452279] [2020-11-30 00:31:14,464 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 00:31:14,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:31:14,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 00:31:14,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 00:31:14,465 INFO L87 Difference]: Start difference. First operand 482 states and 1450 transitions. Second operand 3 states. [2020-11-30 00:31:14,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:31:14,482 INFO L93 Difference]: Finished difference Result 458 states and 1368 transitions. [2020-11-30 00:31:14,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 00:31:14,482 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-11-30 00:31:14,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:31:14,486 INFO L225 Difference]: With dead ends: 458 [2020-11-30 00:31:14,486 INFO L226 Difference]: Without dead ends: 458 [2020-11-30 00:31:14,487 INFO L677 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 [2020-11-30 00:31:14,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 458 states. [2020-11-30 00:31:14,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 458. [2020-11-30 00:31:14,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 458 states. [2020-11-30 00:31:14,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 1368 transitions. [2020-11-30 00:31:14,503 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 1368 transitions. Word has length 11 [2020-11-30 00:31:14,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:31:14,504 INFO L481 AbstractCegarLoop]: Abstraction has 458 states and 1368 transitions. [2020-11-30 00:31:14,504 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 00:31:14,504 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1368 transitions. [2020-11-30 00:31:14,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-11-30 00:31:14,510 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:31:14,511 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:31:14,511 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 00:31:14,511 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:31:14,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:31:14,512 INFO L82 PathProgramCache]: Analyzing trace with hash 1884345578, now seen corresponding path program 1 times [2020-11-30 00:31:14,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:31:14,512 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274797682] [2020-11-30 00:31:14,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:31:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:31:14,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:31:14,692 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274797682] [2020-11-30 00:31:14,692 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:31:14,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:31:14,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078190983] [2020-11-30 00:31:14,692 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:31:14,693 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:31:14,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:31:14,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:31:14,694 INFO L87 Difference]: Start difference. First operand 458 states and 1368 transitions. Second operand 4 states. [2020-11-30 00:31:14,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:31:14,745 INFO L93 Difference]: Finished difference Result 440 states and 1162 transitions. [2020-11-30 00:31:14,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-30 00:31:14,746 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-11-30 00:31:14,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:31:14,749 INFO L225 Difference]: With dead ends: 440 [2020-11-30 00:31:14,749 INFO L226 Difference]: Without dead ends: 320 [2020-11-30 00:31:14,749 INFO L677 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 [2020-11-30 00:31:14,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2020-11-30 00:31:14,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 320. [2020-11-30 00:31:14,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 320 states. [2020-11-30 00:31:14,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 816 transitions. [2020-11-30 00:31:14,760 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 816 transitions. Word has length 13 [2020-11-30 00:31:14,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:31:14,760 INFO L481 AbstractCegarLoop]: Abstraction has 320 states and 816 transitions. [2020-11-30 00:31:14,760 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:31:14,760 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 816 transitions. [2020-11-30 00:31:14,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-30 00:31:14,761 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:31:14,761 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:31:14,762 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 00:31:14,762 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:31:14,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:31:14,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1805713443, now seen corresponding path program 1 times [2020-11-30 00:31:14,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:31:14,763 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982407662] [2020-11-30 00:31:14,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:31:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:31:14,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:31:14,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982407662] [2020-11-30 00:31:14,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:31:14,963 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-30 00:31:14,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101312981] [2020-11-30 00:31:14,964 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 00:31:14,964 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:31:14,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 00:31:14,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-30 00:31:14,965 INFO L87 Difference]: Start difference. First operand 320 states and 816 transitions. Second operand 5 states. [2020-11-30 00:31:15,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:31:15,034 INFO L93 Difference]: Finished difference Result 265 states and 624 transitions. [2020-11-30 00:31:15,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-30 00:31:15,037 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2020-11-30 00:31:15,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:31:15,039 INFO L225 Difference]: With dead ends: 265 [2020-11-30 00:31:15,039 INFO L226 Difference]: Without dead ends: 205 [2020-11-30 00:31:15,039 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-30 00:31:15,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2020-11-30 00:31:15,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2020-11-30 00:31:15,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2020-11-30 00:31:15,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 471 transitions. [2020-11-30 00:31:15,048 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 471 transitions. Word has length 15 [2020-11-30 00:31:15,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:31:15,048 INFO L481 AbstractCegarLoop]: Abstraction has 205 states and 471 transitions. [2020-11-30 00:31:15,048 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 00:31:15,048 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 471 transitions. [2020-11-30 00:31:15,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-30 00:31:15,049 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:31:15,049 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:31:15,049 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 00:31:15,050 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:31:15,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:31:15,050 INFO L82 PathProgramCache]: Analyzing trace with hash 446008099, now seen corresponding path program 1 times [2020-11-30 00:31:15,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:31:15,051 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050077869] [2020-11-30 00:31:15,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:31:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:31:15,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:31:15,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050077869] [2020-11-30 00:31:15,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:31:15,219 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 00:31:15,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190365496] [2020-11-30 00:31:15,219 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-30 00:31:15,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:31:15,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-30 00:31:15,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-11-30 00:31:15,220 INFO L87 Difference]: Start difference. First operand 205 states and 471 transitions. Second operand 6 states. [2020-11-30 00:31:15,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:31:15,289 INFO L93 Difference]: Finished difference Result 186 states and 431 transitions. [2020-11-30 00:31:15,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-30 00:31:15,289 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2020-11-30 00:31:15,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:31:15,291 INFO L225 Difference]: With dead ends: 186 [2020-11-30 00:31:15,291 INFO L226 Difference]: Without dead ends: 173 [2020-11-30 00:31:15,291 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:31:15,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2020-11-30 00:31:15,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2020-11-30 00:31:15,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2020-11-30 00:31:15,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 407 transitions. [2020-11-30 00:31:15,297 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 407 transitions. Word has length 18 [2020-11-30 00:31:15,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:31:15,298 INFO L481 AbstractCegarLoop]: Abstraction has 173 states and 407 transitions. [2020-11-30 00:31:15,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-30 00:31:15,298 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 407 transitions. [2020-11-30 00:31:15,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 00:31:15,299 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:31:15,299 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:31:15,299 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 00:31:15,299 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:31:15,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:31:15,300 INFO L82 PathProgramCache]: Analyzing trace with hash 991297394, now seen corresponding path program 1 times [2020-11-30 00:31:15,300 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:31:15,300 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687363304] [2020-11-30 00:31:15,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:31:15,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:31:15,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:31:15,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687363304] [2020-11-30 00:31:15,409 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:31:15,409 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:31:15,409 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210156800] [2020-11-30 00:31:15,410 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:31:15,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:31:15,410 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:31:15,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:31:15,410 INFO L87 Difference]: Start difference. First operand 173 states and 407 transitions. Second operand 4 states. [2020-11-30 00:31:15,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:31:15,432 INFO L93 Difference]: Finished difference Result 220 states and 505 transitions. [2020-11-30 00:31:15,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:31:15,432 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2020-11-30 00:31:15,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:31:15,433 INFO L225 Difference]: With dead ends: 220 [2020-11-30 00:31:15,433 INFO L226 Difference]: Without dead ends: 92 [2020-11-30 00:31:15,434 INFO L677 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 [2020-11-30 00:31:15,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-11-30 00:31:15,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2020-11-30 00:31:15,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-11-30 00:31:15,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 185 transitions. [2020-11-30 00:31:15,437 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 185 transitions. Word has length 21 [2020-11-30 00:31:15,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:31:15,437 INFO L481 AbstractCegarLoop]: Abstraction has 92 states and 185 transitions. [2020-11-30 00:31:15,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:31:15,437 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 185 transitions. [2020-11-30 00:31:15,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 00:31:15,438 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:31:15,438 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:31:15,438 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 00:31:15,438 INFO L429 AbstractCegarLoop]: === Iteration 8 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:31:15,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:31:15,438 INFO L82 PathProgramCache]: Analyzing trace with hash 559280400, now seen corresponding path program 2 times [2020-11-30 00:31:15,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:31:15,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799047701] [2020-11-30 00:31:15,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:31:15,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:31:15,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:31:15,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799047701] [2020-11-30 00:31:15,518 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:31:15,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 00:31:15,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306080421] [2020-11-30 00:31:15,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 00:31:15,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:31:15,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 00:31:15,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-30 00:31:15,519 INFO L87 Difference]: Start difference. First operand 92 states and 185 transitions. Second operand 4 states. [2020-11-30 00:31:15,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:31:15,545 INFO L93 Difference]: Finished difference Result 118 states and 233 transitions. [2020-11-30 00:31:15,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 00:31:15,545 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2020-11-30 00:31:15,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:31:15,546 INFO L225 Difference]: With dead ends: 118 [2020-11-30 00:31:15,546 INFO L226 Difference]: Without dead ends: 48 [2020-11-30 00:31:15,546 INFO L677 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 [2020-11-30 00:31:15,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-11-30 00:31:15,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 48. [2020-11-30 00:31:15,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-11-30 00:31:15,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 81 transitions. [2020-11-30 00:31:15,548 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 81 transitions. Word has length 21 [2020-11-30 00:31:15,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:31:15,548 INFO L481 AbstractCegarLoop]: Abstraction has 48 states and 81 transitions. [2020-11-30 00:31:15,548 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 00:31:15,549 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2020-11-30 00:31:15,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 00:31:15,549 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:31:15,549 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:31:15,549 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-30 00:31:15,549 INFO L429 AbstractCegarLoop]: === Iteration 9 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:31:15,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:31:15,550 INFO L82 PathProgramCache]: Analyzing trace with hash 237741602, now seen corresponding path program 3 times [2020-11-30 00:31:15,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:31:15,550 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842008168] [2020-11-30 00:31:15,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:31:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:31:15,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:31:15,973 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842008168] [2020-11-30 00:31:15,973 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 00:31:15,973 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-30 00:31:15,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473911493] [2020-11-30 00:31:15,974 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-30 00:31:15,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 00:31:15,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-30 00:31:15,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-11-30 00:31:15,975 INFO L87 Difference]: Start difference. First operand 48 states and 81 transitions. Second operand 7 states. [2020-11-30 00:31:16,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 00:31:16,165 INFO L93 Difference]: Finished difference Result 58 states and 95 transitions. [2020-11-30 00:31:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-11-30 00:31:16,165 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 21 [2020-11-30 00:31:16,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 00:31:16,165 INFO L225 Difference]: With dead ends: 58 [2020-11-30 00:31:16,166 INFO L226 Difference]: Without dead ends: 32 [2020-11-30 00:31:16,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-11-30 00:31:16,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-11-30 00:31:16,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2020-11-30 00:31:16,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-11-30 00:31:16,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 43 transitions. [2020-11-30 00:31:16,167 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 43 transitions. Word has length 21 [2020-11-30 00:31:16,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 00:31:16,167 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 43 transitions. [2020-11-30 00:31:16,167 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-30 00:31:16,167 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2020-11-30 00:31:16,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-30 00:31:16,168 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 00:31:16,168 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 00:31:16,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 00:31:16,168 INFO L429 AbstractCegarLoop]: === Iteration 10 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 00:31:16,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:31:16,168 INFO L82 PathProgramCache]: Analyzing trace with hash -1432706462, now seen corresponding path program 4 times [2020-11-30 00:31:16,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 00:31:16,169 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034749095] [2020-11-30 00:31:16,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 00:31:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:31:16,220 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:31:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:31:16,303 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:31:16,355 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-30 00:31:16,356 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 00:31:16,356 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 00:31:16,357 WARN L264 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-11-30 00:31:16,378 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [1199] [1199] L2-->L864: Formula: (let ((.cse6 (= (mod ~y$r_buff0_thd0~0_In-871262973 256) 0)) (.cse7 (= (mod ~y$w_buff0_used~0_In-871262973 256) 0)) (.cse8 (= (mod ~y$w_buff1_used~0_In-871262973 256) 0)) (.cse9 (= (mod ~y$r_buff1_thd0~0_In-871262973 256) 0))) (let ((.cse4 (not .cse9)) (.cse5 (not .cse8)) (.cse3 (or .cse8 .cse9)) (.cse2 (or .cse6 .cse7)) (.cse0 (not .cse7)) (.cse1 (not .cse6))) (and (or (and .cse0 (= ~y$w_buff0~0_In-871262973 ~y~0_Out-871262973) .cse1) (and .cse2 (or (and .cse3 (= ~y~0_In-871262973 ~y~0_Out-871262973)) (and .cse4 (= ~y$w_buff1~0_In-871262973 ~y~0_Out-871262973) .cse5)))) (= ~y$r_buff1_thd0~0_In-871262973 ~y$r_buff1_thd0~0_Out-871262973) (or (and .cse4 .cse5 (= ~y$w_buff1_used~0_Out-871262973 0)) (and .cse3 (= ~y$w_buff1_used~0_Out-871262973 ~y$w_buff1_used~0_In-871262973))) (not (= ULTIMATE.start_assume_abort_if_not_~cond_Out-871262973 0)) (= ULTIMATE.start_assume_abort_if_not_~cond_Out-871262973 |ULTIMATE.start_assume_abort_if_not_#in~cond_In-871262973|) (or (and .cse2 (= ~y$w_buff0_used~0_In-871262973 ~y$w_buff0_used~0_Out-871262973)) (and .cse0 (= ~y$w_buff0_used~0_Out-871262973 0) .cse1)) (= ~y$r_buff0_thd0~0_Out-871262973 ~y$r_buff0_thd0~0_In-871262973)))) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In-871262973|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-871262973, ~y$w_buff1~0=~y$w_buff1~0_In-871262973, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-871262973, ~y$w_buff0~0=~y$w_buff0~0_In-871262973, ~y~0=~y~0_In-871262973, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-871262973, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-871262973} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_Out-871262973, ULTIMATE.start_main_#t~ite64=|ULTIMATE.start_main_#t~ite64_Out-871262973|, ULTIMATE.start_main_#t~ite65=|ULTIMATE.start_main_#t~ite65_Out-871262973|, ULTIMATE.start_main_#t~ite62=|ULTIMATE.start_main_#t~ite62_Out-871262973|, ULTIMATE.start_main_#t~ite63=|ULTIMATE.start_main_#t~ite63_Out-871262973|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In-871262973|, ULTIMATE.start_main_#t~ite60=|ULTIMATE.start_main_#t~ite60_Out-871262973|, ULTIMATE.start_main_#t~ite61=|ULTIMATE.start_main_#t~ite61_Out-871262973|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out-871262973, ~y$w_buff1~0=~y$w_buff1~0_In-871262973, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_Out-871262973, ~y$w_buff0~0=~y$w_buff0~0_In-871262973, ~y~0=~y~0_Out-871262973, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_Out-871262973, ~y$w_buff1_used~0=~y$w_buff1_used~0_Out-871262973} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite62, ULTIMATE.start_main_#t~ite63, ULTIMATE.start_main_#t~ite60, ULTIMATE.start_main_#t~ite61, ULTIMATE.start_assume_abort_if_not_~cond, ~y$w_buff0_used~0, ~y$r_buff0_thd0~0, ~y~0, ~y$r_buff1_thd0~0, ULTIMATE.start_main_#t~ite64, ULTIMATE.start_main_#t~ite65, ~y$w_buff1_used~0] because there is no mapped edge [2020-11-30 00:31:16,387 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,387 WARN L224 RCFGBacktranslator]: unable to determine which branch was taken at C: __VERIFIER_atomic_begin() [794] [2020-11-30 00:31:16,388 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,389 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,389 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,389 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,389 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,389 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,389 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,389 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,390 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,390 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,390 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,390 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,390 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,390 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,391 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,391 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,391 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,392 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,392 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,392 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,392 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,392 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,392 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,393 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,393 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,393 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,394 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,394 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,395 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,395 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,399 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,400 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,400 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,400 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,400 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,400 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,400 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,400 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,401 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,401 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,401 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,401 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,401 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,401 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,402 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,402 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,402 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,402 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,403 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,403 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,403 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,403 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,403 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,403 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,404 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,404 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,404 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,404 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 12:31:16 BasicIcfg [2020-11-30 00:31:16,499 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 00:31:16,500 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:31:16,500 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:31:16,500 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:31:16,501 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:31:07" (3/4) ... [2020-11-30 00:31:16,503 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-30 00:31:16,518 WARN L124 codingBacktranslator]: Skipped backtranslation of ATE [1199] [1199] L2-->L864: Formula: (let ((.cse6 (= (mod ~y$r_buff0_thd0~0_In-871262973 256) 0)) (.cse7 (= (mod ~y$w_buff0_used~0_In-871262973 256) 0)) (.cse8 (= (mod ~y$w_buff1_used~0_In-871262973 256) 0)) (.cse9 (= (mod ~y$r_buff1_thd0~0_In-871262973 256) 0))) (let ((.cse4 (not .cse9)) (.cse5 (not .cse8)) (.cse3 (or .cse8 .cse9)) (.cse2 (or .cse6 .cse7)) (.cse0 (not .cse7)) (.cse1 (not .cse6))) (and (or (and .cse0 (= ~y$w_buff0~0_In-871262973 ~y~0_Out-871262973) .cse1) (and .cse2 (or (and .cse3 (= ~y~0_In-871262973 ~y~0_Out-871262973)) (and .cse4 (= ~y$w_buff1~0_In-871262973 ~y~0_Out-871262973) .cse5)))) (= ~y$r_buff1_thd0~0_In-871262973 ~y$r_buff1_thd0~0_Out-871262973) (or (and .cse4 .cse5 (= ~y$w_buff1_used~0_Out-871262973 0)) (and .cse3 (= ~y$w_buff1_used~0_Out-871262973 ~y$w_buff1_used~0_In-871262973))) (not (= ULTIMATE.start_assume_abort_if_not_~cond_Out-871262973 0)) (= ULTIMATE.start_assume_abort_if_not_~cond_Out-871262973 |ULTIMATE.start_assume_abort_if_not_#in~cond_In-871262973|) (or (and .cse2 (= ~y$w_buff0_used~0_In-871262973 ~y$w_buff0_used~0_Out-871262973)) (and .cse0 (= ~y$w_buff0_used~0_Out-871262973 0) .cse1)) (= ~y$r_buff0_thd0~0_Out-871262973 ~y$r_buff0_thd0~0_In-871262973)))) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In-871262973|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-871262973, ~y$w_buff1~0=~y$w_buff1~0_In-871262973, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-871262973, ~y$w_buff0~0=~y$w_buff0~0_In-871262973, ~y~0=~y~0_In-871262973, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-871262973, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-871262973} OutVars{~y$w_buff0_used~0=~y$w_buff0_used~0_Out-871262973, ULTIMATE.start_main_#t~ite64=|ULTIMATE.start_main_#t~ite64_Out-871262973|, ULTIMATE.start_main_#t~ite65=|ULTIMATE.start_main_#t~ite65_Out-871262973|, ULTIMATE.start_main_#t~ite62=|ULTIMATE.start_main_#t~ite62_Out-871262973|, ULTIMATE.start_main_#t~ite63=|ULTIMATE.start_main_#t~ite63_Out-871262973|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In-871262973|, ULTIMATE.start_main_#t~ite60=|ULTIMATE.start_main_#t~ite60_Out-871262973|, ULTIMATE.start_main_#t~ite61=|ULTIMATE.start_main_#t~ite61_Out-871262973|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out-871262973, ~y$w_buff1~0=~y$w_buff1~0_In-871262973, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_Out-871262973, ~y$w_buff0~0=~y$w_buff0~0_In-871262973, ~y~0=~y~0_Out-871262973, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_Out-871262973, ~y$w_buff1_used~0=~y$w_buff1_used~0_Out-871262973} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~ite62, ULTIMATE.start_main_#t~ite63, ULTIMATE.start_main_#t~ite60, ULTIMATE.start_main_#t~ite61, ULTIMATE.start_assume_abort_if_not_~cond, ~y$w_buff0_used~0, ~y$r_buff0_thd0~0, ~y~0, ~y$r_buff1_thd0~0, ULTIMATE.start_main_#t~ite64, ULTIMATE.start_main_#t~ite65, ~y$w_buff1_used~0] because there is no mapped edge [2020-11-30 00:31:16,520 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,521 WARN L224 RCFGBacktranslator]: unable to determine which branch was taken at C: __VERIFIER_atomic_begin() [794] [2020-11-30 00:31:16,521 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,521 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,521 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,521 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,521 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,521 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,522 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,522 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,522 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,522 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,522 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,522 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,522 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,522 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,523 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,523 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,523 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,523 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,523 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,523 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,523 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,524 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,524 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,524 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,524 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,524 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,524 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,525 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,525 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,525 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,525 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,525 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,525 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,525 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,526 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,526 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,526 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,526 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,526 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,526 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,526 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,526 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,527 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,527 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,527 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,527 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,527 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,528 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,528 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,528 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,528 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,528 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,528 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,528 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,528 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,529 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,529 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-11-30 00:31:16,529 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-11-30 00:31:16,638 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9e00d2f7-5398-4310-a0bd-8fa562e271d7/bin/uautomizer/witness.graphml [2020-11-30 00:31:16,641 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:31:16,643 INFO L168 Benchmark]: Toolchain (without parser) took 13256.61 ms. Allocated memory was 77.6 MB in the beginning and 232.8 MB in the end (delta: 155.2 MB). Free memory was 45.1 MB in the beginning and 108.7 MB in the end (delta: -63.6 MB). Peak memory consumption was 91.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:31:16,643 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 77.6 MB. Free memory was 48.2 MB in the beginning and 48.2 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:31:16,644 INFO L168 Benchmark]: CACSL2BoogieTranslator took 758.83 ms. Allocated memory was 77.6 MB in the beginning and 96.5 MB in the end (delta: 18.9 MB). Free memory was 44.9 MB in the beginning and 45.5 MB in the end (delta: -656.2 kB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:31:16,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.83 ms. Allocated memory is still 96.5 MB. Free memory was 45.5 MB in the beginning and 72.7 MB in the end (delta: -27.2 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. [2020-11-30 00:31:16,644 INFO L168 Benchmark]: Boogie Preprocessor took 51.77 ms. Allocated memory is still 96.5 MB. Free memory was 72.7 MB in the beginning and 72.3 MB in the end (delta: 367.7 kB). Peak memory consumption was 3.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:31:16,645 INFO L168 Benchmark]: RCFGBuilder took 3249.60 ms. Allocated memory was 96.5 MB in the beginning and 142.6 MB in the end (delta: 46.1 MB). Free memory was 72.3 MB in the beginning and 67.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 60.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:31:16,645 INFO L168 Benchmark]: TraceAbstraction took 8960.87 ms. Allocated memory was 142.6 MB in the beginning and 232.8 MB in the end (delta: 90.2 MB). Free memory was 67.5 MB in the beginning and 128.6 MB in the end (delta: -61.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:31:16,646 INFO L168 Benchmark]: Witness Printer took 141.44 ms. Allocated memory is still 232.8 MB. Free memory was 128.6 MB in the beginning and 108.7 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:31:16,648 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 ms. Allocated memory is still 77.6 MB. Free memory was 48.2 MB in the beginning and 48.2 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 758.83 ms. Allocated memory was 77.6 MB in the beginning and 96.5 MB in the end (delta: 18.9 MB). Free memory was 44.9 MB in the beginning and 45.5 MB in the end (delta: -656.2 kB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.83 ms. Allocated memory is still 96.5 MB. Free memory was 45.5 MB in the beginning and 72.7 MB in the end (delta: -27.2 MB). Peak memory consumption was 5.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 51.77 ms. Allocated memory is still 96.5 MB. Free memory was 72.7 MB in the beginning and 72.3 MB in the end (delta: 367.7 kB). Peak memory consumption was 3.7 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3249.60 ms. Allocated memory was 96.5 MB in the beginning and 142.6 MB in the end (delta: 46.1 MB). Free memory was 72.3 MB in the beginning and 67.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 60.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 8960.87 ms. Allocated memory was 142.6 MB in the beginning and 232.8 MB in the end (delta: 90.2 MB). Free memory was 67.5 MB in the beginning and 128.6 MB in the end (delta: -61.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 16.1 GB. * Witness Printer took 141.44 ms. Allocated memory is still 232.8 MB. Free memory was 128.6 MB in the beginning and 108.7 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 1229 VarBasedMoverChecksPositive, 66 VarBasedMoverChecksNegative, 16 SemBasedMoverChecksPositive, 50 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.9s, 123 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 5.7s, 112 PlacesBefore, 36 PlacesAfterwards, 105 TransitionsBefore, 26 TransitionsAfterwards, 1834 CoEnabledTransitionPairs, 6 FixpointIterations, 39 TrivialSequentialCompositions, 46 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 8 ConcurrentYvCompositions, 3 ChoiceCompositions, 96 TotalNumberOfCompositions, 4926 MoverChecksTotal - CounterExampleResult [Line: 17]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L709] 0 int __unbuffered_cnt = 0; [L711] 0 int __unbuffered_p0_EAX = 0; [L713] 0 int __unbuffered_p1_EAX = 0; [L715] 0 int __unbuffered_p1_EBX = 0; [L717] 0 int __unbuffered_p2_EAX = 0; [L719] 0 int __unbuffered_p2_EBX = 0; [L720] 0 _Bool main$tmp_guard0; [L721] 0 _Bool main$tmp_guard1; [L723] 0 int x = 0; [L725] 0 int y = 0; [L726] 0 _Bool y$flush_delayed; [L727] 0 int y$mem_tmp; [L728] 0 _Bool y$r_buff0_thd0; [L729] 0 _Bool y$r_buff0_thd1; [L730] 0 _Bool y$r_buff0_thd2; [L731] 0 _Bool y$r_buff0_thd3; [L732] 0 _Bool y$r_buff1_thd0; [L733] 0 _Bool y$r_buff1_thd1; [L734] 0 _Bool y$r_buff1_thd2; [L735] 0 _Bool y$r_buff1_thd3; [L736] 0 _Bool y$read_delayed; [L737] 0 int *y$read_delayed_var; [L738] 0 int y$w_buff0; [L739] 0 _Bool y$w_buff0_used; [L740] 0 int y$w_buff1; [L741] 0 _Bool y$w_buff1_used; [L743] 0 int z = 0; [L744] 0 _Bool weak$$choice0; [L745] 0 _Bool weak$$choice2; [L848] 0 pthread_t t86; [L849] FCALL, FORK 0 pthread_create(&t86, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L850] 0 pthread_t t87; [L851] FCALL, FORK 0 pthread_create(&t87, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, 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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L852] 0 pthread_t t88; [L853] FCALL, FORK 0 pthread_create(&t88, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, 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_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L795] 3 y$w_buff1 = y$w_buff0 [L796] 3 y$w_buff0 = 1 [L797] 3 y$w_buff1_used = y$w_buff0_used [L798] 3 y$w_buff0_used = (_Bool)1 [L18] COND FALSE 3 !(!expression) [L800] 3 y$r_buff1_thd0 = y$r_buff0_thd0 [L801] 3 y$r_buff1_thd1 = y$r_buff0_thd1 [L802] 3 y$r_buff1_thd2 = y$r_buff0_thd2 [L803] 3 y$r_buff1_thd3 = y$r_buff0_thd3 [L804] 3 y$r_buff0_thd3 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L807] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L808] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L809] 3 y$flush_delayed = weak$$choice2 [L810] 3 y$mem_tmp = y [L811] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L811] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1 [L811] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L811] 3 y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1) [L812] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L812] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0) [L812] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0 [L812] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0) [L812] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L812] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)) [L813] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L813] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)) [L814] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L814] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)) [L815] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L815] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L815] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L815] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L816] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L816] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3) [L816] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L816] 3 y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)) [L817] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L817] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L818] 3 __unbuffered_p2_EAX = y [L819] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L819] 3 y = y$flush_delayed ? y$mem_tmp : y [L820] 3 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L823] 3 __unbuffered_p2_EBX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0] [L749] 1 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L752] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L757] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L759] 1 return 0; [L764] 2 x = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L767] 2 __unbuffered_p1_EAX = x VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=255, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L770] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L771] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L772] 2 y$flush_delayed = weak$$choice2 [L773] 2 y$mem_tmp = y [L774] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L774] 2 y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1) [L775] EXPR 2 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L775] 2 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)) [L776] EXPR 2 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L776] 2 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)) [L777] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L777] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used) [L777] EXPR 2 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L777] 2 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)) [L778] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L778] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L778] EXPR 2 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L778] 2 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L779] EXPR 2 weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L779] 2 y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)) [L780] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L780] EXPR 2 !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L780] EXPR 2 weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L780] 2 y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L781] 2 __unbuffered_p1_EBX = y [L782] EXPR 2 y$flush_delayed ? y$mem_tmp : y [L782] 2 y = y$flush_delayed ? y$mem_tmp : y [L783] 2 y$flush_delayed = (_Bool)0 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=52, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L826] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L826] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L827] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L827] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L828] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L828] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L829] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L829] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L830] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L830] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L833] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L835] 3 return 0; [L788] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L790] 2 return 0; [L855] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L866] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0) [L18] COND TRUE 0 !expression [L17] COND FALSE 0 !(0) [L17] 0 __assert_fail ("0", "mix003_tso.opt.c", 8, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=52, weak$$choice2=0, x=1, y=1, 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_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 103 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 8.6s, OverallIterations: 10, TraceHistogramMax: 1, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.8s, HoareTripleCheckerStatistics: 235 SDtfs, 202 SDslu, 357 SDs, 0 SdLazy, 136 SolverSat, 28 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=750occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 157 NumberOfCodeBlocks, 157 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 127 ConstructedInterpolants, 0 QuantifiedInterpolants, 11325 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...