./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/thin002_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_pso.oepc_pso.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 33fa46fe030c661ecf8ddae0fe7d2b7598ab4fcf90a09fe31211d00189cd239f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:42:39,023 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:42:39,153 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-19 07:42:39,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:42:39,161 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:42:39,203 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:42:39,208 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:42:39,209 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:42:39,210 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:42:39,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:42:39,217 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:42:39,217 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:42:39,218 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:42:39,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:42:39,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:42:39,221 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:42:39,221 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:42:39,222 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:42:39,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:42:39,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:42:39,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:42:39,224 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:42:39,224 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-19 07:42:39,225 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:42:39,225 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:42:39,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:42:39,226 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:42:39,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:42:39,227 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:42:39,228 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:42:39,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:42:39,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:42:39,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:42:39,230 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:42:39,231 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:42:39,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:42:39,231 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:42:39,231 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:42:39,232 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:42:39,232 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:42:39,232 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:42:39,233 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33fa46fe030c661ecf8ddae0fe7d2b7598ab4fcf90a09fe31211d00189cd239f [2023-11-19 07:42:39,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:42:39,609 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:42:39,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:42:39,614 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:42:39,615 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:42:39,616 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/pthread-wmm/thin002_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-19 07:42:42,827 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:42:43,147 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:42:43,147 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/sv-benchmarks/c/pthread-wmm/thin002_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-19 07:42:43,170 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/data/31cc08b75/3e3fa280314c4e468d164e67ad02e7fe/FLAGae5ef823d [2023-11-19 07:42:43,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/data/31cc08b75/3e3fa280314c4e468d164e67ad02e7fe [2023-11-19 07:42:43,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:42:43,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:42:43,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:43,196 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:42:43,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:42:43,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:43" (1/1) ... [2023-11-19 07:42:43,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2146b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:43, skipping insertion in model container [2023-11-19 07:42:43,206 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:43" (1/1) ... [2023-11-19 07:42:43,270 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:42:43,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:42:43,832 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:42:43,937 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:42:43,998 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:42:43,998 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:42:44,009 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:42:44,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44 WrapperNode [2023-11-19 07:42:44,010 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:44,011 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:42:44,012 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:42:44,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:42:44,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:44,067 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:44,119 INFO L138 Inliner]: procedures = 177, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 121 [2023-11-19 07:42:44,121 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:42:44,122 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:42:44,122 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:42:44,123 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:42:44,136 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:44,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:44,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:44,153 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:44,161 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:44,180 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:44,183 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:44,186 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:44,190 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:42:44,191 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:42:44,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:42:44,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:42:44,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:44,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:42:44,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:42:44,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:42:44,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:42:44,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:42:44,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 07:42:44,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:42:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:42:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:42:44,333 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 07:42:44,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 07:42:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 07:42:44,334 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 07:42:44,334 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 07:42:44,335 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 07:42:44,335 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 07:42:44,337 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 07:42:44,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:42:44,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 07:42:44,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:42:44,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:42:44,341 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 07:42:44,604 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:42:44,608 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:42:45,140 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:42:45,459 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:42:45,459 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:42:45,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:42:45 BoogieIcfgContainer [2023-11-19 07:42:45,470 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:42:45,472 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:42:45,472 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:42:45,476 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:42:45,476 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:42:43" (1/3) ... [2023-11-19 07:42:45,477 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cc29f67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:42:45, skipping insertion in model container [2023-11-19 07:42:45,477 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44" (2/3) ... [2023-11-19 07:42:45,477 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4cc29f67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:42:45, skipping insertion in model container [2023-11-19 07:42:45,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:42:45" (3/3) ... [2023-11-19 07:42:45,479 INFO L112 eAbstractionObserver]: Analyzing ICFG thin002_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-19 07:42:45,489 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-19 07:42:45,500 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:42:45,500 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2023-11-19 07:42:45,501 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 07:42:45,575 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-19 07:42:45,620 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 159 places, 153 transitions, 322 flow [2023-11-19 07:42:45,691 INFO L124 PetriNetUnfolderBase]: 7/149 cut-off events. [2023-11-19 07:42:45,691 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:42:45,698 INFO L83 FinitePrefix]: Finished finitePrefix Result has 162 conditions, 149 events. 7/149 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 183 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 131. Up to 2 conditions per place. [2023-11-19 07:42:45,698 INFO L82 GeneralOperation]: Start removeDead. Operand has 159 places, 153 transitions, 322 flow [2023-11-19 07:42:45,706 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 155 places, 149 transitions, 310 flow [2023-11-19 07:42:45,710 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-19 07:42:45,721 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 155 places, 149 transitions, 310 flow [2023-11-19 07:42:45,725 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 155 places, 149 transitions, 310 flow [2023-11-19 07:42:45,725 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 155 places, 149 transitions, 310 flow [2023-11-19 07:42:45,808 INFO L124 PetriNetUnfolderBase]: 7/149 cut-off events. [2023-11-19 07:42:45,808 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:42:45,812 INFO L83 FinitePrefix]: Finished finitePrefix Result has 162 conditions, 149 events. 7/149 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 182 event pairs, 0 based on Foata normal form. 0/113 useless extension candidates. Maximal degree in co-relation 131. Up to 2 conditions per place. [2023-11-19 07:42:45,821 INFO L119 LiptonReduction]: Number of co-enabled transitions 8112 [2023-11-19 07:42:54,303 INFO L134 LiptonReduction]: Checked pairs total: 21799 [2023-11-19 07:42:54,303 INFO L136 LiptonReduction]: Total number of compositions: 150 [2023-11-19 07:42:54,320 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:42:54,327 INFO L357 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=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2483abe3, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:42:54,327 INFO L358 AbstractCegarLoop]: Starting to check reachability of 53 error locations. [2023-11-19 07:42:54,330 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-19 07:42:54,330 INFO L124 PetriNetUnfolderBase]: 0/2 cut-off events. [2023-11-19 07:42:54,330 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:42:54,331 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:42:54,331 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-19 07:42:54,332 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 49 more)] === [2023-11-19 07:42:54,337 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:42:54,337 INFO L85 PathProgramCache]: Analyzing trace with hash 780650, now seen corresponding path program 1 times [2023-11-19 07:42:54,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:42:54,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854481599] [2023-11-19 07:42:54,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:42:54,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:42:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:42:54,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:42:54,570 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:42:54,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854481599] [2023-11-19 07:42:54,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854481599] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:42:54,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:42:54,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-19 07:42:54,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414511450] [2023-11-19 07:42:54,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:42:54,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:42:54,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:42:54,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:42:54,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:42:54,609 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 100 out of 303 [2023-11-19 07:42:54,612 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 64 places, 52 transitions, 116 flow. Second operand has 2 states, 2 states have (on average 101.5) internal successors, (203), 2 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:42:54,612 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:42:54,612 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 100 of 303 [2023-11-19 07:42:54,613 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:42:55,245 INFO L124 PetriNetUnfolderBase]: 2391/3328 cut-off events. [2023-11-19 07:42:55,246 INFO L125 PetriNetUnfolderBase]: For 54/54 co-relation queries the response was YES. [2023-11-19 07:42:55,256 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6832 conditions, 3328 events. 2391/3328 cut-off events. For 54/54 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 13248 event pairs, 2391 based on Foata normal form. 0/3328 useless extension candidates. Maximal degree in co-relation 6820. Up to 3329 conditions per place. [2023-11-19 07:42:55,261 INFO L140 encePairwiseOnDemand]: 273/303 looper letters, 0 selfloop transitions, 0 changer transitions 22/22 dead transitions. [2023-11-19 07:42:55,262 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 36 places, 22 transitions, 100 flow [2023-11-19 07:42:55,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:42:55,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-19 07:42:55,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 252 transitions. [2023-11-19 07:42:55,282 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4158415841584158 [2023-11-19 07:42:55,283 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 252 transitions. [2023-11-19 07:42:55,284 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 252 transitions. [2023-11-19 07:42:55,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:42:55,288 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 252 transitions. [2023-11-19 07:42:55,296 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 126.0) internal successors, (252), 2 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:42:55,302 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 303.0) internal successors, (909), 3 states have internal predecessors, (909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:42:55,303 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 303.0) internal successors, (909), 3 states have internal predecessors, (909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:42:55,305 INFO L175 Difference]: Start difference. First operand has 64 places, 52 transitions, 116 flow. Second operand 2 states and 252 transitions. [2023-11-19 07:42:55,306 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 36 places, 22 transitions, 100 flow [2023-11-19 07:42:55,313 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 32 places, 22 transitions, 96 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-11-19 07:42:55,315 INFO L231 Difference]: Finished difference. Result has 32 places, 0 transitions, 0 flow [2023-11-19 07:42:55,318 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=303, PETRI_DIFFERENCE_MINUEND_FLOW=52, PETRI_DIFFERENCE_MINUEND_PLACES=31, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=22, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=0, PETRI_PLACES=32, PETRI_TRANSITIONS=0} [2023-11-19 07:42:55,324 INFO L281 CegarLoopForPetriNet]: 64 programPoint places, -32 predicate places. [2023-11-19 07:42:55,325 INFO L495 AbstractCegarLoop]: Abstraction has has 32 places, 0 transitions, 0 flow [2023-11-19 07:42:55,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 101.5) internal successors, (203), 2 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:42:55,329 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (52 of 53 remaining) [2023-11-19 07:42:55,330 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (51 of 53 remaining) [2023-11-19 07:42:55,330 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (50 of 53 remaining) [2023-11-19 07:42:55,330 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (49 of 53 remaining) [2023-11-19 07:42:55,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (48 of 53 remaining) [2023-11-19 07:42:55,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (47 of 53 remaining) [2023-11-19 07:42:55,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (46 of 53 remaining) [2023-11-19 07:42:55,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (45 of 53 remaining) [2023-11-19 07:42:55,332 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (44 of 53 remaining) [2023-11-19 07:42:55,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (43 of 53 remaining) [2023-11-19 07:42:55,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (42 of 53 remaining) [2023-11-19 07:42:55,333 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (41 of 53 remaining) [2023-11-19 07:42:55,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (40 of 53 remaining) [2023-11-19 07:42:55,334 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (39 of 53 remaining) [2023-11-19 07:42:55,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (38 of 53 remaining) [2023-11-19 07:42:55,335 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (37 of 53 remaining) [2023-11-19 07:42:55,337 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (36 of 53 remaining) [2023-11-19 07:42:55,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (35 of 53 remaining) [2023-11-19 07:42:55,338 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err3ASSERT_VIOLATIONDATA_RACE (34 of 53 remaining) [2023-11-19 07:42:55,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err4ASSERT_VIOLATIONDATA_RACE (33 of 53 remaining) [2023-11-19 07:42:55,339 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (32 of 53 remaining) [2023-11-19 07:42:55,340 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (31 of 53 remaining) [2023-11-19 07:42:55,345 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (30 of 53 remaining) [2023-11-19 07:42:55,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (29 of 53 remaining) [2023-11-19 07:42:55,347 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (28 of 53 remaining) [2023-11-19 07:42:55,349 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (27 of 53 remaining) [2023-11-19 07:42:55,350 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (26 of 53 remaining) [2023-11-19 07:42:55,351 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (25 of 53 remaining) [2023-11-19 07:42:55,351 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (24 of 53 remaining) [2023-11-19 07:42:55,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 53 remaining) [2023-11-19 07:42:55,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (22 of 53 remaining) [2023-11-19 07:42:55,352 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 53 remaining) [2023-11-19 07:42:55,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (20 of 53 remaining) [2023-11-19 07:42:55,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (19 of 53 remaining) [2023-11-19 07:42:55,353 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (18 of 53 remaining) [2023-11-19 07:42:55,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (17 of 53 remaining) [2023-11-19 07:42:55,354 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (16 of 53 remaining) [2023-11-19 07:42:55,355 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (15 of 53 remaining) [2023-11-19 07:42:55,356 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (14 of 53 remaining) [2023-11-19 07:42:55,359 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (13 of 53 remaining) [2023-11-19 07:42:55,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (12 of 53 remaining) [2023-11-19 07:42:55,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (11 of 53 remaining) [2023-11-19 07:42:55,360 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (10 of 53 remaining) [2023-11-19 07:42:55,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (9 of 53 remaining) [2023-11-19 07:42:55,361 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (8 of 53 remaining) [2023-11-19 07:42:55,362 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (7 of 53 remaining) [2023-11-19 07:42:55,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (6 of 53 remaining) [2023-11-19 07:42:55,363 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (5 of 53 remaining) [2023-11-19 07:42:55,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (4 of 53 remaining) [2023-11-19 07:42:55,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (3 of 53 remaining) [2023-11-19 07:42:55,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (2 of 53 remaining) [2023-11-19 07:42:55,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err3ASSERT_VIOLATIONDATA_RACE (1 of 53 remaining) [2023-11-19 07:42:55,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err4ASSERT_VIOLATIONDATA_RACE (0 of 53 remaining) [2023-11-19 07:42:55,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:42:55,372 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 07:42:55,381 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-19 07:42:55,382 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:42:55,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:42:55 BasicIcfg [2023-11-19 07:42:55,394 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:42:55,395 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:42:55,396 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:42:55,396 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:42:55,397 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:42:45" (3/4) ... [2023-11-19 07:42:55,399 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 07:42:55,402 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2023-11-19 07:42:55,402 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2023-11-19 07:42:55,403 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2023-11-19 07:42:55,403 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P3 [2023-11-19 07:42:55,415 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2023-11-19 07:42:55,416 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-19 07:42:55,416 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 07:42:55,416 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 07:42:55,527 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 07:42:55,528 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/witness.yml [2023-11-19 07:42:55,528 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:42:55,529 INFO L158 Benchmark]: Toolchain (without parser) took 12335.12ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 148.6MB in the beginning and 153.8MB in the end (delta: -5.2MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2023-11-19 07:42:55,529 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 146.8MB. Free memory is still 90.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:42:55,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 814.50ms. Allocated memory is still 197.1MB. Free memory was 147.9MB in the beginning and 127.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 07:42:55,530 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.46ms. Allocated memory is still 197.1MB. Free memory was 127.0MB in the beginning and 124.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:42:55,531 INFO L158 Benchmark]: Boogie Preprocessor took 68.48ms. Allocated memory is still 197.1MB. Free memory was 124.9MB in the beginning and 122.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:42:55,531 INFO L158 Benchmark]: RCFGBuilder took 1278.88ms. Allocated memory is still 197.1MB. Free memory was 122.8MB in the beginning and 162.2MB in the end (delta: -39.5MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2023-11-19 07:42:55,532 INFO L158 Benchmark]: TraceAbstraction took 9922.12ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 161.2MB in the beginning and 159.1MB in the end (delta: 2.2MB). Peak memory consumption was 147.9MB. Max. memory is 16.1GB. [2023-11-19 07:42:55,532 INFO L158 Benchmark]: Witness Printer took 132.68ms. Allocated memory is still 237.0MB. Free memory was 159.1MB in the beginning and 153.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 07:42:55,534 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 146.8MB. Free memory is still 90.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 814.50ms. Allocated memory is still 197.1MB. Free memory was 147.9MB in the beginning and 127.0MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.46ms. Allocated memory is still 197.1MB. Free memory was 127.0MB in the beginning and 124.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.48ms. Allocated memory is still 197.1MB. Free memory was 124.9MB in the beginning and 122.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1278.88ms. Allocated memory is still 197.1MB. Free memory was 122.8MB in the beginning and 162.2MB in the end (delta: -39.5MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * TraceAbstraction took 9922.12ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 161.2MB in the beginning and 159.1MB in the end (delta: 2.2MB). Peak memory consumption was 147.9MB. Max. memory is 16.1GB. * Witness Printer took 132.68ms. Allocated memory is still 237.0MB. Free memory was 159.1MB in the beginning and 153.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 8.6s, 155 PlacesBefore, 64 PlacesAfterwards, 149 TransitionsBefore, 52 TransitionsAfterwards, 8112 CoEnabledTransitionPairs, 7 FixpointIterations, 22 TrivialSequentialCompositions, 106 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 16 ConcurrentYvCompositions, 6 ChoiceCompositions, 150 TotalNumberOfCompositions, 21799 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 11952, independent: 11640, independent conditional: 0, independent unconditional: 11640, dependent: 312, dependent conditional: 0, dependent unconditional: 312, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4149, independent: 4098, independent conditional: 0, independent unconditional: 4098, dependent: 51, dependent conditional: 0, dependent unconditional: 51, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 11952, independent: 7542, independent conditional: 0, independent unconditional: 7542, dependent: 261, dependent conditional: 0, dependent unconditional: 261, unknown: 4149, unknown conditional: 0, unknown unconditional: 4149] , Statistics on independence cache: Total cache size (in pairs): 395, Positive cache size: 375, Positive conditional cache size: 0, Positive unconditional cache size: 375, Negative cache size: 20, Negative conditional cache size: 0, Negative unconditional cache size: 20, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 732]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 732]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 735]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 740]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 740]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 747]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 747]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 750]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 755]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 755]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 762]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 762]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 765]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 770]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 770]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 777]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 777]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 780]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 785]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 785]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 809]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 809]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 811]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 815]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 815]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 815]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 815]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 815]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 817]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 203 locations, 53 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: 9.8s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 8.7s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=116occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.1s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 2 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - AllSpecificationsHoldResult: All specifications hold 29 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-19 07:42:55,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dbcd3f5-0dec-407a-9d24-b36dfb58446c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE