./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_50-pfscan_protected_loop_minimal2_unknown_1_neg.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_50-pfscan_protected_loop_minimal2_unknown_1_neg.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD --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 510dec3245ce3968c3e195828494eb9485da077f197969a54067c99464ab5313 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 0.2.1-dev-b2eff8b [2021-10-28 23:36:11,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:36:11,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:36:11,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:36:11,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:36:11,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:36:11,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:36:11,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:36:11,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:36:11,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:36:11,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:36:11,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:36:11,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:36:11,323 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:36:11,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:36:11,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:36:11,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:36:11,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:36:11,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:36:11,350 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:36:11,352 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:36:11,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:36:11,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:36:11,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:36:11,363 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:36:11,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:36:11,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:36:11,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:36:11,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:36:11,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:36:11,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:36:11,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:36:11,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:36:11,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:36:11,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:36:11,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:36:11,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:36:11,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:36:11,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:36:11,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:36:11,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:36:11,374 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 23:36:11,412 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:36:11,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:36:11,412 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:36:11,412 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:36:11,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:36:11,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:36:11,414 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:36:11,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:36:11,414 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:36:11,414 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:36:11,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:36:11,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:36:11,415 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:36:11,415 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:36:11,415 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:36:11,415 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:36:11,415 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:36:11,416 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:36:11,416 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:36:11,416 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:36:11,416 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:36:11,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:36:11,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:36:11,417 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:36:11,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:36:11,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:36:11,417 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:36:11,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:36:11,418 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:36:11,418 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:36:11,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:36:11,418 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:36:11,418 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_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 510dec3245ce3968c3e195828494eb9485da077f197969a54067c99464ab5313 [2021-10-28 23:36:11,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:36:11,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:36:11,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:36:11,720 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:36:11,721 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:36:11,722 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/goblint-regression/13-privatized_50-pfscan_protected_loop_minimal2_unknown_1_neg.i [2021-10-28 23:36:11,784 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/data/f43bf321a/132c4944a9354635b64348d04c132f3b/FLAG6953bc724 [2021-10-28 23:36:12,328 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:36:12,329 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/sv-benchmarks/c/goblint-regression/13-privatized_50-pfscan_protected_loop_minimal2_unknown_1_neg.i [2021-10-28 23:36:12,345 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/data/f43bf321a/132c4944a9354635b64348d04c132f3b/FLAG6953bc724 [2021-10-28 23:36:12,631 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/data/f43bf321a/132c4944a9354635b64348d04c132f3b [2021-10-28 23:36:12,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:36:12,636 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:36:12,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:36:12,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:36:12,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:36:12,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:36:12" (1/1) ... [2021-10-28 23:36:12,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45aafe20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:12, skipping insertion in model container [2021-10-28 23:36:12,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:36:12" (1/1) ... [2021-10-28 23:36:12,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:36:12,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:36:12,942 WARN L228 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_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/sv-benchmarks/c/goblint-regression/13-privatized_50-pfscan_protected_loop_minimal2_unknown_1_neg.i[854,867] [2021-10-28 23:36:13,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:36:13,123 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:36:13,136 WARN L228 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_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/sv-benchmarks/c/goblint-regression/13-privatized_50-pfscan_protected_loop_minimal2_unknown_1_neg.i[854,867] [2021-10-28 23:36:13,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:36:13,206 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:36:13,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:13 WrapperNode [2021-10-28 23:36:13,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:36:13,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:36:13,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:36:13,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:36:13,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:13" (1/1) ... [2021-10-28 23:36:13,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:13" (1/1) ... [2021-10-28 23:36:13,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:36:13,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:36:13,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:36:13,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:36:13,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:13" (1/1) ... [2021-10-28 23:36:13,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:13" (1/1) ... [2021-10-28 23:36:13,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:13" (1/1) ... [2021-10-28 23:36:13,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:13" (1/1) ... [2021-10-28 23:36:13,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:13" (1/1) ... [2021-10-28 23:36:13,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:13" (1/1) ... [2021-10-28 23:36:13,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:13" (1/1) ... [2021-10-28 23:36:13,291 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:36:13,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:36:13,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:36:13,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:36:13,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:13" (1/1) ... [2021-10-28 23:36:13,314 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:36:13,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:36:13,346 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:36:13,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:36:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:36:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure worker [2021-10-28 23:36:13,398 INFO L138 BoogieDeclarations]: Found implementation of procedure worker [2021-10-28 23:36:13,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:36:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-10-28 23:36:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:36:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:36:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:36:13,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:36:13,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:36:13,401 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-28 23:36:13,838 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:36:13,838 INFO L299 CfgBuilder]: Removed 15 assume(true) statements. [2021-10-28 23:36:13,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:36:13 BoogieIcfgContainer [2021-10-28 23:36:13,841 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:36:13,842 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:36:13,843 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:36:13,847 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:36:13,847 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:36:12" (1/3) ... [2021-10-28 23:36:13,848 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f7d7d1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:36:13, skipping insertion in model container [2021-10-28 23:36:13,848 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:36:13" (2/3) ... [2021-10-28 23:36:13,849 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f7d7d1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:36:13, skipping insertion in model container [2021-10-28 23:36:13,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:36:13" (3/3) ... [2021-10-28 23:36:13,850 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_50-pfscan_protected_loop_minimal2_unknown_1_neg.i [2021-10-28 23:36:13,856 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-28 23:36:13,856 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:36:13,857 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 23:36:13,857 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-28 23:36:13,890 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,890 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,890 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,891 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,891 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,891 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,891 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,892 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,892 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,892 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,893 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,893 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,893 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,893 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,894 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,894 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,894 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,894 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,895 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,895 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,895 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,895 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,895 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,896 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,896 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,896 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~got~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,896 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,896 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,897 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,897 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,897 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,897 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,897 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,898 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,898 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~got~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,898 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,898 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,899 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,899 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,899 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,899 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,899 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,900 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,900 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,900 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~got~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,900 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~got~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,901 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,901 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,901 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,901 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,902 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,902 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,902 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,902 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,903 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,903 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,903 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,903 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,904 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,904 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,904 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,904 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,905 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,905 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,905 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,905 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,906 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,906 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,906 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,906 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,907 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,907 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,907 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,907 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,908 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,908 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,908 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,908 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,909 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,909 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,909 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,909 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,910 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,910 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,910 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,910 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,911 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,911 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,911 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,911 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,912 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,912 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,912 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,912 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,913 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,913 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,913 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,913 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,914 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,914 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,914 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,914 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,915 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,915 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,915 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,915 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,916 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~got~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,916 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,916 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~got~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,916 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,917 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,917 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,917 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,917 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,918 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,918 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,918 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,918 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,919 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,919 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,919 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,919 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,919 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,920 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,920 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,946 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,947 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,947 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,948 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,948 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,948 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,948 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,949 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,949 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,949 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,949 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,950 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,950 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,950 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,950 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,951 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~got~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,951 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~got~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,951 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,952 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,952 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,952 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,952 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,953 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,953 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,953 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,956 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,957 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,957 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,957 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,958 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~qp.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,958 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~post11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,958 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_pqueue_get_~got~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,958 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,959 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,959 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~ret12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,959 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,959 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,971 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,972 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,973 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,974 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,974 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,974 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#in~qp.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,974 WARN L313 ript$VariableManager]: TermVariabe |workerThread1of1ForFork0_pqueue_get_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,974 WARN L313 ript$VariableManager]: TermVariabe workerThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 23:36:13,981 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-10-28 23:36:14,052 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:36:14,062 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 [2021-10-28 23:36:14,062 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:36:14,082 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 117 places, 121 transitions, 247 flow [2021-10-28 23:36:14,188 INFO L129 PetriNetUnfolder]: 8/120 cut-off events. [2021-10-28 23:36:14,188 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 23:36:14,195 INFO L84 FinitePrefix]: Finished finitePrefix Result has 124 conditions, 120 events. 8/120 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 185 event pairs, 0 based on Foata normal form. 0/111 useless extension candidates. Maximal degree in co-relation 79. Up to 2 conditions per place. [2021-10-28 23:36:14,195 INFO L82 GeneralOperation]: Start removeDead. Operand has 117 places, 121 transitions, 247 flow [2021-10-28 23:36:14,202 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 116 places, 120 transitions, 243 flow [2021-10-28 23:36:14,255 INFO L129 PetriNetUnfolder]: 4/104 cut-off events. [2021-10-28 23:36:14,255 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 23:36:14,255 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 23:36:14,256 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] [2021-10-28 23:36:14,257 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting workerErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION, workerErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:36:14,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:36:14,269 INFO L85 PathProgramCache]: Analyzing trace with hash 26777388, now seen corresponding path program 1 times [2021-10-28 23:36:14,278 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:36:14,279 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982535190] [2021-10-28 23:36:14,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:36:14,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:36:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:36:14,442 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:36:14,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:36:14,531 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:36:14,533 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 23:36:14,534 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location workerErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:36:14,536 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-28 23:36:14,537 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location workerErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:36:14,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:36:14,541 INFO L731 BasicCegarLoop]: Path program histogram: [1] [2021-10-28 23:36:14,547 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-28 23:36:14,547 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:36:14,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:36:14 BasicIcfg [2021-10-28 23:36:14,610 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:36:14,610 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:36:14,610 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:36:14,611 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:36:14,611 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:36:13" (3/4) ... [2021-10-28 23:36:14,613 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-28 23:36:14,676 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:36:14,677 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:36:14,679 INFO L168 Benchmark]: Toolchain (without parser) took 2042.03 ms. Allocated memory was 96.5 MB in the beginning and 119.5 MB in the end (delta: 23.1 MB). Free memory was 54.4 MB in the beginning and 47.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:36:14,679 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 96.5 MB. Free memory is still 71.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:36:14,680 INFO L168 Benchmark]: CACSL2BoogieTranslator took 562.99 ms. Allocated memory is still 96.5 MB. Free memory was 54.2 MB in the beginning and 62.6 MB in the end (delta: -8.5 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:36:14,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.57 ms. Allocated memory is still 96.5 MB. Free memory was 62.6 MB in the beginning and 60.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:36:14,681 INFO L168 Benchmark]: Boogie Preprocessor took 38.66 ms. Allocated memory is still 96.5 MB. Free memory was 60.2 MB in the beginning and 58.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:36:14,682 INFO L168 Benchmark]: RCFGBuilder took 542.71 ms. Allocated memory is still 96.5 MB. Free memory was 58.6 MB in the beginning and 44.8 MB in the end (delta: 13.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:36:14,682 INFO L168 Benchmark]: TraceAbstraction took 767.41 ms. Allocated memory was 96.5 MB in the beginning and 119.5 MB in the end (delta: 23.1 MB). Free memory was 44.3 MB in the beginning and 57.0 MB in the end (delta: -12.7 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:36:14,683 INFO L168 Benchmark]: Witness Printer took 66.30 ms. Allocated memory is still 119.5 MB. Free memory was 57.0 MB in the beginning and 47.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:36:14,686 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 96.5 MB. Free memory is still 71.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 562.99 ms. Allocated memory is still 96.5 MB. Free memory was 54.2 MB in the beginning and 62.6 MB in the end (delta: -8.5 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.57 ms. Allocated memory is still 96.5 MB. Free memory was 62.6 MB in the beginning and 60.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.66 ms. Allocated memory is still 96.5 MB. Free memory was 60.2 MB in the beginning and 58.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 542.71 ms. Allocated memory is still 96.5 MB. Free memory was 58.6 MB in the beginning and 44.8 MB in the end (delta: 13.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 767.41 ms. Allocated memory was 96.5 MB in the beginning and 119.5 MB in the end (delta: 23.1 MB). Free memory was 44.3 MB in the beginning and 57.0 MB in the end (delta: -12.7 MB). Peak memory consumption was 12.4 MB. Max. memory is 16.1 GB. * Witness Printer took 66.30 ms. Allocated memory is still 119.5 MB. Free memory was 57.0 MB in the beginning and 47.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 13]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L680] 0 PQUEUE pqb ; VAL [pqb={7:0}] [L710] 0 pthread_mutex_t print_lock = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [pqb={7:0}, print_lock={9:0}] [L722] 0 pthread_t tid; VAL [pqb={7:0}, print_lock={9:0}] [L723] 0 PQUEUE *qp = &pqb; VAL [pqb={7:0}, print_lock={9:0}] [L683] 0 qp->occupied = 0 VAL [pqb={7:0}, print_lock={9:0}] [L685] 0 return (0); VAL [pqb={7:0}, print_lock={9:0}] [L725] FCALL, FORK 0 pthread_create(& tid, ((void *)0), & worker, ((void *)0)) VAL [pqb={7:0}, print_lock={9:0}] [L713] COND TRUE 1 1 VAL [pqb={7:0}, print_lock={9:0}] [L696] 1 int got = 0; VAL [pqb={7:0}, print_lock={9:0}] [L698] EXPR 1 qp->occupied VAL [pqb={7:0}, print_lock={9:0}] [L698] COND TRUE 1 qp->occupied <= 0 VAL [pqb={7:0}, print_lock={9:0}] [L699] 1 qp->occupied VAL [pqb={7:0}, print_lock={9:0}] [L13] COND TRUE 1 !(cond) VAL [pqb={7:0}, print_lock={9:0}] [L13] 1 reach_error() VAL [pqb={7:0}, print_lock={9:0}] - UnprovableResult [Line: 725]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 159 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=243occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 59 NumberOfCodeBlocks, 59 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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! [2021-10-28 23:36:14,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0b63d17-a33b-44dd-9ff4-1ea21c6928fa/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...