./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF --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 f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:54:57,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:54:57,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:54:57,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:54:57,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:54:57,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:54:57,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:54:57,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:54:57,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:54:57,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:54:57,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:54:57,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:54:57,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:54:57,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:54:57,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:54:57,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:54:57,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:54:57,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:54:57,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:54:57,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:54:57,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:54:57,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:54:57,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:54:57,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:54:57,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:54:57,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:54:57,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:54:57,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:54:57,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:54:57,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:54:57,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:54:57,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:54:57,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:54:57,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:54:57,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:54:57,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:54:57,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:54:57,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:54:57,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:54:57,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:54:57,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:54:57,387 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-20 06:54:57,420 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:54:57,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:54:57,421 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:54:57,421 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:54:57,422 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:54:57,422 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:54:57,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:54:57,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:54:57,424 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:54:57,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:54:57,424 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:54:57,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:54:57,425 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:54:57,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:54:57,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:54:57,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:54:57,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:54:57,426 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:54:57,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:54:57,427 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:54:57,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:54:57,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:54:57,427 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:54:57,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:54:57,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:54:57,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:54:57,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:54:57,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:54:57,429 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:54:57,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:54:57,430 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:54:57,430 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:54:57,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:54:57,431 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:54:57,431 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_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f [2021-11-20 06:54:57,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:54:57,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:54:57,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:54:57,746 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:54:57,747 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:54:57,749 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2021-11-20 06:54:57,835 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/data/0a710f53c/9525af3e31d34d8bacf389dae0fc60b5/FLAGf2f3c316c [2021-11-20 06:54:58,415 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:54:58,418 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2021-11-20 06:54:58,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/data/0a710f53c/9525af3e31d34d8bacf389dae0fc60b5/FLAGf2f3c316c [2021-11-20 06:54:58,719 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/data/0a710f53c/9525af3e31d34d8bacf389dae0fc60b5 [2021-11-20 06:54:58,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:54:58,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:54:58,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:54:58,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:54:58,732 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:54:58,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:54:58" (1/1) ... [2021-11-20 06:54:58,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70362b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:58, skipping insertion in model container [2021-11-20 06:54:58,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:54:58" (1/1) ... [2021-11-20 06:54:58,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:54:58,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:54:59,069 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2021-11-20 06:54:59,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:54:59,084 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:54:59,127 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2021-11-20 06:54:59,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:54:59,149 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:54:59,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:59 WrapperNode [2021-11-20 06:54:59,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:54:59,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:54:59,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:54:59,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:54:59,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:59" (1/1) ... [2021-11-20 06:54:59,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:59" (1/1) ... [2021-11-20 06:54:59,255 INFO L137 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 358 [2021-11-20 06:54:59,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:54:59,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:54:59,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:54:59,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:54:59,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:59" (1/1) ... [2021-11-20 06:54:59,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:59" (1/1) ... [2021-11-20 06:54:59,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:59" (1/1) ... [2021-11-20 06:54:59,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:59" (1/1) ... [2021-11-20 06:54:59,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:59" (1/1) ... [2021-11-20 06:54:59,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:59" (1/1) ... [2021-11-20 06:54:59,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:59" (1/1) ... [2021-11-20 06:54:59,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:54:59,299 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:54:59,299 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:54:59,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:54:59,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:59" (1/1) ... [2021-11-20 06:54:59,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:54:59,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:54:59,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:54:59,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bebdd6b-1600-40b1-835b-0e8d99b8b491/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:54:59,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:54:59,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 06:54:59,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 06:54:59,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 06:54:59,422 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-20 06:54:59,422 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-20 06:54:59,423 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-20 06:54:59,425 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-20 06:54:59,425 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-20 06:54:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-20 06:54:59,427 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-20 06:54:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-20 06:54:59,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:54:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-11-20 06:54:59,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-11-20 06:54:59,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-11-20 06:54:59,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-11-20 06:54:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2021-11-20 06:54:59,429 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2021-11-20 06:54:59,429 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2021-11-20 06:54:59,429 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2021-11-20 06:54:59,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-20 06:54:59,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-20 06:54:59,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:54:59,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:54:59,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 06:54:59,433 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-20 06:54:59,660 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:54:59,662 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:55:00,278 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:55:00,494 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:55:00,495 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 06:55:00,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:55:00 BoogieIcfgContainer [2021-11-20 06:55:00,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:55:00,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:55:00,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:55:00,506 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:55:00,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:54:58" (1/3) ... [2021-11-20 06:55:00,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55178d49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:55:00, skipping insertion in model container [2021-11-20 06:55:00,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:54:59" (2/3) ... [2021-11-20 06:55:00,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55178d49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:55:00, skipping insertion in model container [2021-11-20 06:55:00,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:55:00" (3/3) ... [2021-11-20 06:55:00,510 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-ticket-8.wvr.c [2021-11-20 06:55:00,516 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-20 06:55:00,517 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:55:00,517 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 06:55:00,517 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-20 06:55:00,631 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,645 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,645 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,645 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,646 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,646 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,646 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,646 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,646 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,647 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,647 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,647 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,647 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,648 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,648 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,648 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,648 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,649 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,649 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,649 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,649 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,649 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,650 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,650 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,650 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,651 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,652 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,653 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,653 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,654 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,654 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,654 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,654 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,654 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,655 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,655 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,655 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,655 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,656 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,656 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,656 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,657 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,657 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,657 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,657 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,658 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,658 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,658 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,659 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,659 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,659 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,659 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,660 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,660 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,660 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,660 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,661 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,661 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,661 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,662 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,662 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,662 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,662 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,663 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,663 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,663 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,664 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,664 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,664 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,664 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,665 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,665 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,665 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,666 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,666 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,667 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,667 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,667 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,668 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,668 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,668 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,668 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,669 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,669 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,669 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,670 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,670 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,670 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,674 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,674 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,675 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,675 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,675 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,676 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,677 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,677 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,677 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,678 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~post12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,678 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,678 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,679 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,679 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,680 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,680 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,680 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,681 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,681 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,682 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,682 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,682 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,683 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,683 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,684 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,684 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,684 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,685 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#t~post13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,685 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,685 WARN L322 ript$VariableManager]: TermVariabe |thread7Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,702 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,703 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,703 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,703 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,703 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,704 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,705 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#t~post9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,705 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,705 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,705 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,706 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#t~post10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,706 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork6_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,707 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,707 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,707 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,708 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,708 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,708 WARN L322 ript$VariableManager]: TermVariabe |thread8Thread1of1ForFork7_#t~post15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:55:00,715 INFO L148 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2021-11-20 06:55:00,791 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:55:00,801 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 06:55:00,801 INFO L340 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2021-11-20 06:55:00,828 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 257 places, 234 transitions, 532 flow [2021-11-20 06:55:01,071 INFO L129 PetriNetUnfolder]: 2/226 cut-off events. [2021-11-20 06:55:01,071 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-11-20 06:55:01,078 INFO L84 FinitePrefix]: Finished finitePrefix Result has 259 conditions, 226 events. 2/226 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 105 event pairs, 0 based on Foata normal form. 0/223 useless extension candidates. Maximal degree in co-relation 177. Up to 2 conditions per place. [2021-11-20 06:55:01,078 INFO L82 GeneralOperation]: Start removeDead. Operand has 257 places, 234 transitions, 532 flow [2021-11-20 06:55:01,094 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 228 places, 205 transitions, 458 flow [2021-11-20 06:55:01,175 INFO L129 PetriNetUnfolder]: 2/204 cut-off events. [2021-11-20 06:55:01,175 INFO L130 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2021-11-20 06:55:01,176 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:55:01,177 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:55:01,178 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 5 more)] === [2021-11-20 06:55:01,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:55:01,191 INFO L85 PathProgramCache]: Analyzing trace with hash 1838133696, now seen corresponding path program 1 times [2021-11-20 06:55:01,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:55:01,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378941035] [2021-11-20 06:55:01,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:55:01,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:55:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:55:03,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:55:03,466 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:55:03,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378941035] [2021-11-20 06:55:03,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378941035] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:55:03,469 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:55:03,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-11-20 06:55:03,472 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421296432] [2021-11-20 06:55:03,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:55:03,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-20 06:55:03,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:55:03,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-20 06:55:03,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-20 06:55:03,549 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 168 out of 234 [2021-11-20 06:55:03,561 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 228 places, 205 transitions, 458 flow. Second operand has 11 states, 11 states have (on average 173.54545454545453) internal successors, (1909), 11 states have internal predecessors, (1909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:55:03,561 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:55:03,562 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 168 of 234 [2021-11-20 06:55:03,563 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand