./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.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_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/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_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/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_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/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 170c7d32c67f52d72e4ff3a98b7e89bcbb2c8f6a9312ba4b73d2572d57d6724b ................................................................................................................................................................................................................................................................................................................................................... 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 22:51:42,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:51:42,089 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:51:42,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:51:42,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:51:42,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:51:42,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:51:42,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:51:42,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:51:42,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:51:42,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:51:42,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:51:42,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:51:42,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:51:42,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:51:42,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:51:42,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:51:42,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:51:42,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:51:42,195 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:51:42,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:51:42,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:51:42,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:51:42,204 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:51:42,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:51:42,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:51:42,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:51:42,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:51:42,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:51:42,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:51:42,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:51:42,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:51:42,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:51:42,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:51:42,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:51:42,217 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:51:42,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:51:42,218 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:51:42,218 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:51:42,219 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:51:42,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:51:42,221 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 22:51:42,248 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:51:42,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:51:42,249 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:51:42,249 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:51:42,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:51:42,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:51:42,251 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:51:42,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:51:42,251 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:51:42,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:51:42,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:51:42,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:51:42,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:51:42,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:51:42,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:51:42,253 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:51:42,253 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:51:42,253 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:51:42,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:51:42,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:51:42,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:51:42,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:51:42,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:51:42,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:51:42,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:51:42,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:51:42,255 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:51:42,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:51:42,256 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:51:42,256 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:51:42,256 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:51:42,256 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:51:42,256 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_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 170c7d32c67f52d72e4ff3a98b7e89bcbb2c8f6a9312ba4b73d2572d57d6724b [2021-10-28 22:51:42,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:51:42,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:51:42,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:51:42,523 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:51:42,524 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:51:42,525 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i [2021-10-28 22:51:42,611 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/data/4cda4d89f/d117442e68834ab997acfe80db94ea28/FLAG039f0e677 [2021-10-28 22:51:43,312 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:51:43,315 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i [2021-10-28 22:51:43,334 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/data/4cda4d89f/d117442e68834ab997acfe80db94ea28/FLAG039f0e677 [2021-10-28 22:51:43,504 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/data/4cda4d89f/d117442e68834ab997acfe80db94ea28 [2021-10-28 22:51:43,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:51:43,509 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:51:43,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:51:43,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:51:43,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:51:43,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:51:43" (1/1) ... [2021-10-28 22:51:43,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4349e203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:43, skipping insertion in model container [2021-10-28 22:51:43,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:51:43" (1/1) ... [2021-10-28 22:51:43,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:51:43,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:51:43,802 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_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i[832,845] [2021-10-28 22:51:44,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:51:44,328 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:51:44,341 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_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/sv-benchmarks/c/goblint-regression/13-privatized_67-pthread_cond_wait_true.i[832,845] [2021-10-28 22:51:44,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:51:44,505 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:51:44,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:44 WrapperNode [2021-10-28 22:51:44,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:51:44,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:51:44,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:51:44,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:51:44,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:44" (1/1) ... [2021-10-28 22:51:44,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:44" (1/1) ... [2021-10-28 22:51:44,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:51:44,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:51:44,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:51:44,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:51:44,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:44" (1/1) ... [2021-10-28 22:51:44,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:44" (1/1) ... [2021-10-28 22:51:44,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:44" (1/1) ... [2021-10-28 22:51:44,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:44" (1/1) ... [2021-10-28 22:51:44,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:44" (1/1) ... [2021-10-28 22:51:44,638 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:44" (1/1) ... [2021-10-28 22:51:44,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:44" (1/1) ... [2021-10-28 22:51:44,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:51:44,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:51:44,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:51:44,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:51:44,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:44" (1/1) ... [2021-10-28 22:51:44,663 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:51:44,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:51:44,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:51:44,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:51:44,757 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2021-10-28 22:51:44,757 INFO L130 BoogieDeclarations]: Found specification of procedure f1 [2021-10-28 22:51:44,757 INFO L138 BoogieDeclarations]: Found implementation of procedure f1 [2021-10-28 22:51:44,757 INFO L130 BoogieDeclarations]: Found specification of procedure f2 [2021-10-28 22:51:44,758 INFO L138 BoogieDeclarations]: Found implementation of procedure f2 [2021-10-28 22:51:44,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:51:44,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 22:51:44,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 22:51:44,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 22:51:44,759 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-10-28 22:51:44,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:51:44,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:51:44,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:51:44,761 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 22:51:45,351 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:51:45,351 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-28 22:51:45,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:51:45 BoogieIcfgContainer [2021-10-28 22:51:45,354 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:51:45,356 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:51:45,356 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:51:45,360 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:51:45,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:51:43" (1/3) ... [2021-10-28 22:51:45,362 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4078ef73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:51:45, skipping insertion in model container [2021-10-28 22:51:45,362 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:51:44" (2/3) ... [2021-10-28 22:51:45,363 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4078ef73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:51:45, skipping insertion in model container [2021-10-28 22:51:45,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:51:45" (3/3) ... [2021-10-28 22:51:45,365 INFO L111 eAbstractionObserver]: Analyzing ICFG 13-privatized_67-pthread_cond_wait_true.i [2021-10-28 22:51:45,371 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-28 22:51:45,371 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:51:45,372 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 22:51:45,372 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-28 22:51:45,405 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#in~ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,405 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#in~ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,405 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0_~ptr.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,406 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0_~ptr.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,406 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#in~ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,406 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#in~ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,406 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0_~ptr.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,407 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0_~ptr.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,407 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,407 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,408 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,408 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,408 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,409 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,409 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,409 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,410 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,410 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,410 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,410 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,411 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,411 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,411 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,412 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,412 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,412 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,413 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,413 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,413 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,414 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,414 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,414 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,415 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,415 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,416 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#in~ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,416 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#in~ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,416 WARN L313 ript$VariableManager]: TermVariabe f2Thread1of1ForFork1_~ptr.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,416 WARN L313 ript$VariableManager]: TermVariabe f2Thread1of1ForFork1_~ptr.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,417 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#in~ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,417 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#in~ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,417 WARN L313 ript$VariableManager]: TermVariabe f2Thread1of1ForFork1_~ptr.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,417 WARN L313 ript$VariableManager]: TermVariabe f2Thread1of1ForFork1_~ptr.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,418 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,418 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,418 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,419 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,419 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,419 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,420 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,420 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,425 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,425 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0_~ptr.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,425 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,426 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,426 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,426 WARN L313 ript$VariableManager]: TermVariabe f1Thread1of1ForFork0_~ptr.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,427 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,427 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,427 WARN L313 ript$VariableManager]: TermVariabe |f1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,432 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,433 WARN L313 ript$VariableManager]: TermVariabe f2Thread1of1ForFork1_~ptr.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,433 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,433 WARN L313 ript$VariableManager]: TermVariabe f2Thread1of1ForFork1_~ptr.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,433 WARN L313 ript$VariableManager]: TermVariabe |f2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 22:51:45,441 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-28 22:51:45,518 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 22:51:45,528 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 22:51:45,528 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-28 22:51:45,549 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 93 places, 87 transitions, 190 flow [2021-10-28 22:51:45,638 INFO L129 PetriNetUnfolder]: 1/85 cut-off events. [2021-10-28 22:51:45,638 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-10-28 22:51:45,643 INFO L84 FinitePrefix]: Finished finitePrefix Result has 94 conditions, 85 events. 1/85 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 57 event pairs, 0 based on Foata normal form. 0/83 useless extension candidates. Maximal degree in co-relation 64. Up to 2 conditions per place. [2021-10-28 22:51:45,643 INFO L82 GeneralOperation]: Start removeDead. Operand has 93 places, 87 transitions, 190 flow [2021-10-28 22:51:45,648 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 72 places, 65 transitions, 136 flow [2021-10-28 22:51:45,678 INFO L129 PetriNetUnfolder]: 0/61 cut-off events. [2021-10-28 22:51:45,679 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 22:51:45,679 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 22:51:45,680 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] [2021-10-28 22:51:45,681 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting f1Err0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, f1Err0ASSERT_VIOLATIONERROR_FUNCTION, f1Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:51:45,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:51:45,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1475628985, now seen corresponding path program 1 times [2021-10-28 22:51:45,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:51:45,705 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992963984] [2021-10-28 22:51:45,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:51:45,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:51:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:51:46,040 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:51:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:51:46,192 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:51:46,194 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 22:51:46,196 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location f1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:51:46,198 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-28 22:51:46,199 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-28 22:51:46,200 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location f1Err0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:51:46,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 22:51:46,205 INFO L731 BasicCegarLoop]: Path program histogram: [1] [2021-10-28 22:51:46,212 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-28 22:51:46,220 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 22:51:46,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:51:46 BasicIcfg [2021-10-28 22:51:46,284 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:51:46,284 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:51:46,285 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:51:46,285 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:51:46,285 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:51:45" (3/4) ... [2021-10-28 22:51:46,287 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-28 22:51:46,344 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 22:51:46,345 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:51:46,347 INFO L168 Benchmark]: Toolchain (without parser) took 2837.23 ms. Allocated memory was 115.3 MB in the beginning and 146.8 MB in the end (delta: 31.5 MB). Free memory was 82.3 MB in the beginning and 58.0 MB in the end (delta: 24.3 MB). Peak memory consumption was 54.8 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:46,348 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 115.3 MB. Free memory is still 69.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:51:46,348 INFO L168 Benchmark]: CACSL2BoogieTranslator took 993.68 ms. Allocated memory is still 115.3 MB. Free memory was 82.0 MB in the beginning and 60.6 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:46,349 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.21 ms. Allocated memory is still 115.3 MB. Free memory was 60.6 MB in the beginning and 58.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:46,350 INFO L168 Benchmark]: Boogie Preprocessor took 72.00 ms. Allocated memory was 115.3 MB in the beginning and 146.8 MB in the end (delta: 31.5 MB). Free memory was 57.7 MB in the beginning and 120.6 MB in the end (delta: -62.9 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:46,351 INFO L168 Benchmark]: RCFGBuilder took 702.03 ms. Allocated memory is still 146.8 MB. Free memory was 120.5 MB in the beginning and 106.2 MB in the end (delta: 14.3 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:46,352 INFO L168 Benchmark]: TraceAbstraction took 927.86 ms. Allocated memory is still 146.8 MB. Free memory was 105.2 MB in the beginning and 65.3 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:46,352 INFO L168 Benchmark]: Witness Printer took 60.46 ms. Allocated memory is still 146.8 MB. Free memory was 65.3 MB in the beginning and 58.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 22:51:46,356 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 115.3 MB. Free memory is still 69.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 993.68 ms. Allocated memory is still 115.3 MB. Free memory was 82.0 MB in the beginning and 60.6 MB in the end (delta: 21.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 71.21 ms. Allocated memory is still 115.3 MB. Free memory was 60.6 MB in the beginning and 58.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.00 ms. Allocated memory was 115.3 MB in the beginning and 146.8 MB in the end (delta: 31.5 MB). Free memory was 57.7 MB in the beginning and 120.6 MB in the end (delta: -62.9 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 702.03 ms. Allocated memory is still 146.8 MB. Free memory was 120.5 MB in the beginning and 106.2 MB in the end (delta: 14.3 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 927.86 ms. Allocated memory is still 146.8 MB. Free memory was 105.2 MB in the beginning and 65.3 MB in the end (delta: 39.8 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Witness Printer took 60.46 ms. Allocated memory is still 146.8 MB. Free memory was 65.3 MB in the beginning and 58.0 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 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: [L1345] 0 int g; VAL [g=0] [L1346] 0 pthread_mutex_t mut = { { 0, 0, 0, PTHREAD_MUTEX_TIMED_NP, 0, { { 0, 0 } } } }; VAL [g=0, mut={9:0}] [L1347] 0 pthread_cond_t cond = { { {0}, {0}, {0, 0}, {0, 0}, 0, 0, {0, 0} } }; VAL [cond={10:0}, g=0, mut={9:0}] [L1367] 0 pthread_t t1; VAL [cond={10:0}, g=0, mut={9:0}] [L1368] 0 pthread_t t2; VAL [cond={10:0}, g=0, mut={9:0}] [L1369] FCALL, FORK 0 pthread_create(&t1,((void *)0),f1,((void *)0)) VAL [cond={10:0}, g=0, mut={9:0}] [L1350] 1 g = 1 VAL [cond={10:0}, g=1, mut={9:0}] [L13] COND TRUE 1 !(cond) VAL [cond={10:0}, g=1, mut={9:0}] [L13] 1 reach_error() VAL [cond={10:0}, g=1, mut={9:0}] - UnprovableResult [Line: 1369]: 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. - UnprovableResult [Line: 1371]: 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 5 procedures, 117 locations, 4 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: 0.6s, 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=136occurred 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 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 22:51:46,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fc4710d-bfd4-4318-b472-ba584c4eb9b4/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...