./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/pthread/twostage_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterMemDerefMemtrack.xml -i ../sv-benchmarks/c/pthread/twostage_3.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-13 07:25:43,103 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 07:25:43,167 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2024-11-13 07:25:43,172 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 07:25:43,173 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 07:25:43,203 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 07:25:43,204 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 07:25:43,204 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 07:25:43,205 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 07:25:43,206 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 07:25:43,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 07:25:43,207 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 07:25:43,207 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 07:25:43,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 07:25:43,210 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 07:25:43,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 07:25:43,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 07:25:43,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 07:25:43,211 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 07:25:43,211 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 07:25:43,211 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 07:25:43,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 07:25:43,212 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 07:25:43,213 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 07:25:43,213 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 07:25:43,213 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 07:25:43,214 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 07:25:43,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 07:25:43,214 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 07:25:43,215 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 07:25:43,215 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 07:25:43,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 07:25:43,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 07:25:43,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 07:25:43,216 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 07:25:43,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 07:25:43,217 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 07:25:43,217 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-13 07:25:43,218 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-13 07:25:43,218 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-13 07:25:43,218 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-13 07:25:43,219 INFO L153 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:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 [2024-11-13 07:25:43,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 07:25:43,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 07:25:43,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 07:25:43,553 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 07:25:43,553 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 07:25:43,555 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/pthread/twostage_3.i [2024-11-13 07:25:45,030 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 07:25:45,372 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 07:25:45,373 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/twostage_3.i [2024-11-13 07:25:45,399 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/27c583061/fbeb860443ab4c6f80cd3e21c7e66b5e/FLAGaa156bfcd [2024-11-13 07:25:45,419 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/27c583061/fbeb860443ab4c6f80cd3e21c7e66b5e [2024-11-13 07:25:45,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 07:25:45,423 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 07:25:45,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 07:25:45,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 07:25:45,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 07:25:45,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:25:45" (1/1) ... [2024-11-13 07:25:45,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49771790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:45, skipping insertion in model container [2024-11-13 07:25:45,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:25:45" (1/1) ... [2024-11-13 07:25:45,486 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 07:25:46,025 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 07:25:46,026 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 07:25:46,040 WARN L1674 CHandler]: Possible shadowing of function lock [2024-11-13 07:25:46,041 WARN L1674 CHandler]: Possible shadowing of function lock [2024-11-13 07:25:46,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 07:25:46,051 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 07:25:46,110 WARN L1674 CHandler]: Possible shadowing of function lock [2024-11-13 07:25:46,111 WARN L1674 CHandler]: Possible shadowing of function lock [2024-11-13 07:25:46,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 07:25:46,179 INFO L204 MainTranslator]: Completed translation [2024-11-13 07:25:46,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46 WrapperNode [2024-11-13 07:25:46,180 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 07:25:46,181 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 07:25:46,181 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 07:25:46,181 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 07:25:46,187 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46" (1/1) ... [2024-11-13 07:25:46,211 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46" (1/1) ... [2024-11-13 07:25:46,243 INFO L138 Inliner]: procedures = 373, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 175 [2024-11-13 07:25:46,244 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 07:25:46,245 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 07:25:46,245 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 07:25:46,245 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 07:25:46,252 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46" (1/1) ... [2024-11-13 07:25:46,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46" (1/1) ... [2024-11-13 07:25:46,257 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46" (1/1) ... [2024-11-13 07:25:46,257 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46" (1/1) ... [2024-11-13 07:25:46,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46" (1/1) ... [2024-11-13 07:25:46,270 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46" (1/1) ... [2024-11-13 07:25:46,272 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46" (1/1) ... [2024-11-13 07:25:46,273 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46" (1/1) ... [2024-11-13 07:25:46,277 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 07:25:46,277 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 07:25:46,278 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 07:25:46,278 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 07:25:46,278 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46" (1/1) ... [2024-11-13 07:25:46,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 07:25:46,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-13 07:25:46,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 07:25:46,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 07:25:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure funcA [2024-11-13 07:25:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure funcA [2024-11-13 07:25:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure funcB [2024-11-13 07:25:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure funcB [2024-11-13 07:25:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 07:25:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 07:25:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-13 07:25:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 07:25:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 07:25:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-13 07:25:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 07:25:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 07:25:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 07:25:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 07:25:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 07:25:46,394 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 07:25:46,557 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 07:25:46,559 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 07:25:46,865 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 07:25:46,866 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 07:25:46,998 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 07:25:46,999 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 07:25:46,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:25:46 BoogieIcfgContainer [2024-11-13 07:25:46,999 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 07:25:47,002 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 07:25:47,003 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 07:25:47,005 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 07:25:47,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 07:25:45" (1/3) ... [2024-11-13 07:25:47,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a71a37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:25:47, skipping insertion in model container [2024-11-13 07:25:47,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:46" (2/3) ... [2024-11-13 07:25:47,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a71a37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:25:47, skipping insertion in model container [2024-11-13 07:25:47,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:25:46" (3/3) ... [2024-11-13 07:25:47,008 INFO L112 eAbstractionObserver]: Analyzing ICFG twostage_3.i [2024-11-13 07:25:47,025 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 07:25:47,025 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2024-11-13 07:25:47,025 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 07:25:47,085 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-13 07:25:47,144 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 07:25:47,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-13 07:25:47,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-13 07:25:47,146 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-13 07:25:47,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-13 07:25:47,177 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 07:25:47,188 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == funcBThread1of1ForFork1 ======== [2024-11-13 07:25:47,194 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@6c8a29f8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 07:25:47,194 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 07:25:47,559 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 07:25:47,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 07:25:47,566 INFO L85 PathProgramCache]: Analyzing trace with hash 687832731, now seen corresponding path program 1 times [2024-11-13 07:25:47,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 07:25:47,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803974577] [2024-11-13 07:25:47,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 07:25:47,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 07:25:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 07:25:47,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 07:25:47,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 07:25:47,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803974577] [2024-11-13 07:25:47,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803974577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 07:25:47,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 07:25:47,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 07:25:47,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579470432] [2024-11-13 07:25:47,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 07:25:47,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 07:25:47,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 07:25:47,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 07:25:47,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 07:25:48,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 07:25:48,005 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 07:25:48,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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) [2024-11-13 07:25:48,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 07:25:48,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 07:25:48,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 07:25:48,151 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 07:25:48,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 07:25:48,152 INFO L85 PathProgramCache]: Analyzing trace with hash 751238335, now seen corresponding path program 1 times [2024-11-13 07:25:48,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 07:25:48,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409800125] [2024-11-13 07:25:48,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 07:25:48,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 07:25:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 07:25:48,394 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 07:25:48,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 07:25:48,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409800125] [2024-11-13 07:25:48,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409800125] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 07:25:48,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 07:25:48,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 07:25:48,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469362197] [2024-11-13 07:25:48,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 07:25:48,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 07:25:48,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 07:25:48,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 07:25:48,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 07:25:48,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 07:25:48,399 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 07:25:48,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 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) [2024-11-13 07:25:48,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 07:25:48,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 07:25:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 07:25:48,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 07:25:48,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 07:25:48,998 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 07:25:48,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 07:25:48,998 INFO L85 PathProgramCache]: Analyzing trace with hash 1489948597, now seen corresponding path program 1 times [2024-11-13 07:25:48,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 07:25:48,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293631594] [2024-11-13 07:25:49,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 07:25:49,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 07:25:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 07:25:49,066 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 07:25:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 07:25:49,140 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 07:25:49,140 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 07:25:49,142 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location funcBErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2024-11-13 07:25:49,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 07:25:49,157 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-13 07:25:49,159 INFO L317 ceAbstractionStarter]: Result for error location funcBThread1of1ForFork1 was UNSAFE (1/2) [2024-11-13 07:25:49,244 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 07:25:49,244 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 07:25:49,262 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-11-13 07:25:49,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 07:25:49 BasicIcfg [2024-11-13 07:25:49,264 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 07:25:49,264 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 07:25:49,264 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 07:25:49,265 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 07:25:49,265 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:25:46" (3/4) ... [2024-11-13 07:25:49,267 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 07:25:49,268 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 07:25:49,269 INFO L158 Benchmark]: Toolchain (without parser) took 3846.04ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 106.5MB in the beginning and 96.3MB in the end (delta: 10.2MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2024-11-13 07:25:49,269 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 07:25:49,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 754.72ms. Allocated memory is still 151.0MB. Free memory was 106.5MB in the beginning and 62.5MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-13 07:25:49,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.61ms. Allocated memory is still 151.0MB. Free memory was 62.5MB in the beginning and 59.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-13 07:25:49,270 INFO L158 Benchmark]: Boogie Preprocessor took 32.11ms. Allocated memory is still 151.0MB. Free memory was 59.6MB in the beginning and 57.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-13 07:25:49,270 INFO L158 Benchmark]: RCFGBuilder took 722.61ms. Allocated memory is still 151.0MB. Free memory was 57.6MB in the beginning and 79.1MB in the end (delta: -21.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-13 07:25:49,271 INFO L158 Benchmark]: TraceAbstraction took 2262.03ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 78.3MB in the beginning and 96.3MB in the end (delta: -18.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-13 07:25:49,271 INFO L158 Benchmark]: Witness Printer took 4.12ms. Allocated memory is still 182.5MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 07:25:49,273 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 100.7MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 754.72ms. Allocated memory is still 151.0MB. Free memory was 106.5MB in the beginning and 62.5MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.61ms. Allocated memory is still 151.0MB. Free memory was 62.5MB in the beginning and 59.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.11ms. Allocated memory is still 151.0MB. Free memory was 59.6MB in the beginning and 57.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 722.61ms. Allocated memory is still 151.0MB. Free memory was 57.6MB in the beginning and 79.1MB in the end (delta: -21.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 2262.03ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 78.3MB in the beginning and 96.3MB in the end (delta: -18.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 4.12ms. Allocated memory is still 182.5MB. Free memory is still 96.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2443, independent: 2427, independent conditional: 84, independent unconditional: 2343, dependent: 16, dependent conditional: 8, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7047, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 80, dependent conditional: 39, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7010, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7010, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 0, independent unconditional: 6967, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 0, independent unconditional: 6967, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 475, independent: 65, independent conditional: 0, independent unconditional: 65, dependent: 410, dependent conditional: 0, dependent unconditional: 410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7012, independent: 3293, independent conditional: 0, independent unconditional: 3293, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 2321, Positive cache size: 2313, Positive conditional cache size: 0, Positive unconditional cache size: 2313, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 84, Maximal queried relation: 0, Independence queries for same thread: 8, Statistics for Abstraction: , Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 51, Number of trivial persistent sets: 24, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2351, independent: 2343, independent conditional: 0, independent unconditional: 2343, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2443, independent: 2427, independent conditional: 84, independent unconditional: 2343, dependent: 16, dependent conditional: 8, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7047, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 80, dependent conditional: 39, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7010, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7010, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 0, independent unconditional: 6967, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 0, independent unconditional: 6967, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 475, independent: 65, independent conditional: 0, independent unconditional: 65, dependent: 410, dependent conditional: 0, dependent unconditional: 410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7012, independent: 3293, independent conditional: 0, independent unconditional: 3293, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 2321, Positive cache size: 2313, Positive conditional cache size: 0, Positive unconditional cache size: 2313, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 84, Maximal queried relation: 0, Independence queries for same thread: 8, Statistics for Abstraction: , Independence relation #2 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2072, independent: 2056, independent conditional: 86, independent unconditional: 1970, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7047, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 80, dependent conditional: 39, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7010, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7010, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 0, independent unconditional: 6967, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 0, independent unconditional: 6967, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 475, independent: 65, independent conditional: 0, independent unconditional: 65, dependent: 410, dependent conditional: 0, dependent unconditional: 410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7012, independent: 3293, independent conditional: 0, independent unconditional: 3293, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 2619, Positive cache size: 2609, Positive conditional cache size: 0, Positive unconditional cache size: 2609, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 172, Maximal queried relation: 1, Independence queries for same thread: 16, Statistics for Abstraction: , Persistent sets #2 benchmarks: Persistent set computation time: 0.0s, Number of persistent set computation: 56, Number of trivial persistent sets: 30, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1977, independent: 1970, independent conditional: 0, independent unconditional: 1970, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2072, independent: 2056, independent conditional: 86, independent unconditional: 1970, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7047, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 80, dependent conditional: 39, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7010, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7010, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 0, independent unconditional: 6967, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 0, independent unconditional: 6967, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 475, independent: 65, independent conditional: 0, independent unconditional: 65, dependent: 410, dependent conditional: 0, dependent unconditional: 410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7012, independent: 3293, independent conditional: 0, independent unconditional: 3293, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 2619, Positive cache size: 2609, Positive conditional cache size: 0, Positive unconditional cache size: 2609, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 172, Maximal queried relation: 1, Independence queries for same thread: 16, Statistics for Abstraction: , Independence relation #3 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2532, independent: 2484, independent conditional: 169, independent unconditional: 2315, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7047, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 80, dependent conditional: 39, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7010, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7010, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 0, independent unconditional: 6967, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 0, independent unconditional: 6967, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 475, independent: 65, independent conditional: 0, independent unconditional: 65, dependent: 410, dependent conditional: 0, dependent unconditional: 410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7012, independent: 3293, independent conditional: 0, independent unconditional: 3293, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 3703, Positive cache size: 3674, Positive conditional cache size: 0, Positive unconditional cache size: 3674, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 343, Maximal queried relation: 1, Independence queries for same thread: 37, Statistics for Abstraction: , Persistent sets #3 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 105, Number of trivial persistent sets: 83, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2341, independent: 2315, independent conditional: 0, independent unconditional: 2315, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2532, independent: 2484, independent conditional: 169, independent unconditional: 2315, dependent: 48, dependent conditional: 22, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7047, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 80, dependent conditional: 39, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7010, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 7010, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 339, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 0, independent unconditional: 6967, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7012, independent: 6967, independent conditional: 0, independent unconditional: 6967, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 475, independent: 65, independent conditional: 0, independent unconditional: 65, dependent: 410, dependent conditional: 0, dependent unconditional: 410, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7012, independent: 3293, independent conditional: 0, independent unconditional: 3293, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 3703, Positive cache size: 3674, Positive conditional cache size: 0, Positive unconditional cache size: 3674, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 343, Maximal queried relation: 1, Independence queries for same thread: 37, Statistics for Abstraction: - UnprovableResult [Line: 20]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of sscanf at line 1285, overapproximation of memtrack at line 20. Possible FailurePath: [L1236] 0 static int iTThreads = 2; [L1237] 0 static int iRThreads = 1; [L1238] 0 static int data1Value = 0; [L1239] 0 static int data2Value = 0; [L1240] 0 pthread_mutex_t *data1Lock; [L1241] 0 pthread_mutex_t *data2Lock; [L1278] 0 int i,err; VAL [\old(argc)=3, \old(argv)={51:52}, argc=3, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads=1, iTThreads=2] [L1279] COND TRUE 0 argc != 1 VAL [\old(argc)=3, \old(argv)={51:52}, argc=3, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads=1, iTThreads=2] [L1280] COND FALSE 0 !(argc != 3) VAL [\old(argc)=3, \old(argv)={51:52}, argc=3, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads=1, iTThreads=2] [L1284] 0 argv[1] [L1285] 0 argv[2] [L1288] COND FALSE 0 !(iTThreads > 100000 || iRThreads > 100000) [L1291] 0 data1Lock = (pthread_mutex_t *) malloc(sizeof(pthread_mutex_t)) [L1292] 0 data2Lock = (pthread_mutex_t *) malloc(sizeof(pthread_mutex_t)) [L1293] EXPR 0 err = pthread_mutex_init(data1Lock, ((void *)0)) [L1293] COND FALSE 0 !(0 != (err = pthread_mutex_init(data1Lock, ((void *)0)))) [L1297] EXPR 0 err = pthread_mutex_init(data2Lock, ((void *)0)) [L1297] COND FALSE 0 !(0 != (err = pthread_mutex_init(data2Lock, ((void *)0)))) [L1301] 0 pthread_t tPool[iTThreads]; [L1302] 0 pthread_t rPool[iRThreads]; [L1303] 0 i = 0 VAL [\old(argc)=3, \old(argv)={51:52}, argc=3, data1Lock={-4:0}, data1Value=0, data2Lock={-3:0}, data2Value=0, err=0, i=0, iRThreads=2, iTThreads=1, rPool={6:0}, tPool={5:0}] [L1303] COND TRUE 0 i < iTThreads [L1304] EXPR, FCALL, FORK 0 pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0)) VAL [\old(argc)=3, \old(argv)={51:52}, \old(param)={0:0}, argc=3, data1Lock={-4:0}, data1Value=0, data2Lock={-3:0}, data2Value=0, err=0, i=0, iRThreads=2, iTThreads=1, rPool={6:0}, tPool={5:0}] [L1304] EXPR 0 err = pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0)) [L1304] COND FALSE 0 !(0 != (err = pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0)))) [L1303] 0 i++ VAL [\old(argc)=3, \old(argv)={51:52}, \old(param)={0:0}, argc=3, data1Lock={-4:0}, data1Value=0, data2Lock={-3:0}, data2Value=0, err=0, i=1, iRThreads=2, iTThreads=1, rPool={6:0}, tPool={5:0}] [L1303] COND FALSE 0 !(i < iTThreads) [L1309] 0 i = 0 VAL [\old(argc)=3, \old(argv)={51:52}, \old(param)={0:0}, argc=3, data1Lock={-4:0}, data1Value=0, data2Lock={-3:0}, data2Value=0, err=0, i=0, iRThreads=2, iTThreads=1, rPool={6:0}, tPool={5:0}] [L1309] COND TRUE 0 i < iRThreads [L1310] EXPR, FCALL, FORK 0 pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)) VAL [\old(argc)=3, \old(argv)={51:52}, \old(param)={0:0}, argc=3, data1Lock={-4:0}, data1Value=0, data2Lock={-3:0}, data2Value=0, err=0, i=0, iRThreads=2, iTThreads=1, rPool={6:0}, tPool={5:0}] [L1258] 2 int t1 = -1; [L1259] 2 int t2 = -1; VAL [\old(param)={0:0}, \old(param)={0:0}, data1Lock={-4:0}, data1Value=0, data2Lock={-3:0}, data2Value=0, iRThreads=2, iTThreads=1, param={0:0}, t1=-1, t2=-1] [L1310] EXPR 0 err = pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)) [L1310] COND FALSE 0 !(0 != (err = pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)))) [L1309] 0 i++ VAL [\old(argc)=3, \old(argv)={51:52}, \old(param)={0:0}, argc=3, data1Lock={-4:0}, data1Value=0, data2Lock={-3:0}, data2Value=0, err=0, i=1, iRThreads=2, iTThreads=1, rPool={6:0}, tPool={5:0}] [L1309] COND TRUE 0 i < iRThreads [L1310] FCALL, FORK 0 pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)) VAL [\old(argc)=3, \old(argv)={51:52}, \old(param)={0:0}, argc=3, data1Lock={-4:0}, data1Value=0, data2Lock={-3:0}, data2Value=0, err=0, i=1, iRThreads=2, iTThreads=1, rPool={6:0}, tPool={5:0}] [L1245] 1 int t1 = -1; VAL [\old(param)={0:0}, data1Lock={-4:0}, data1Value=0, data2Lock={-3:0}, data2Value=0, iRThreads=2, iTThreads=1, param={0:0}, t1=-1] [L1247] 1 data1Value = 1 VAL [\old(param)={0:0}, data1Lock={-4:0}, data1Value=1, data2Lock={-3:0}, data2Value=0, iRThreads=2, iTThreads=1, param={0:0}, t1=-1] [L1261] COND FALSE 2 !(data1Value == 0) [L1265] 2 t1 = data1Value VAL [\old(param)={0:0}, \old(param)={0:0}, data1Lock={-4:0}, data1Value=1, data2Lock={-3:0}, data2Value=0, iRThreads=2, iTThreads=1, param={0:0}, param={0:0}, t1=-1, t1=1, t2=-1] [L1268] 2 t2 = data2Value VAL [\old(param)={0:0}, \old(param)={0:0}, data1Lock={-4:0}, data1Value=1, data2Lock={-3:0}, data2Value=0, iRThreads=2, iTThreads=1, param={0:0}, param={0:0}, t1=-1, t1=1, t2=0] [L1270] COND TRUE 2 t2 != (t1 + 1) [L1272] CALL 2 reach_error() [L20] COND FALSE 2 !(0) VAL [\old(param)={0:0}, data1Lock={-4:0}, data1Value=1, data2Lock={-3:0}, data2Value=0, iRThreads=2, iTThreads=1, param={0:0}, t1=-1] [L20] 2 __assert_fail ("0", "twostage_3.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [\old(param)={0:0}, data1Lock={-4:0}, data1Value=1, data2Lock={-3:0}, data2Value=0, iRThreads=2, iTThreads=1, param={0:0}, t1=-1] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: funcBThread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 105 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 137 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 5/5 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 could not prove your program: unable to determine feasibility of some traces [2024-11-13 07:25:49,307 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterMemDerefMemtrack.xml -i ../sv-benchmarks/c/pthread/twostage_3.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-13 07:25:51,530 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 07:25:51,612 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Bitvector.epf [2024-11-13 07:25:51,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 07:25:51,620 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 07:25:51,648 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 07:25:51,651 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 07:25:51,652 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 07:25:51,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 07:25:51,653 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 07:25:51,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 07:25:51,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 07:25:51,654 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 07:25:51,658 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 07:25:51,658 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 07:25:51,658 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 07:25:51,658 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 07:25:51,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 07:25:51,659 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 07:25:51,659 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 07:25:51,660 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 07:25:51,661 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 07:25:51,661 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 07:25:51,662 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 07:25:51,662 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 07:25:51,662 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 07:25:51,663 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 07:25:51,663 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 07:25:51,663 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 07:25:51,664 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 07:25:51,664 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 07:25:51,664 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 07:25:51,665 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 07:25:51,665 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 07:25:51,665 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 07:25:51,665 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 07:25:51,666 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-13 07:25:51,671 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 07:25:51,671 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 07:25:51,671 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-13 07:25:51,672 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-13 07:25:51,674 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-13 07:25:51,674 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-13 07:25:51,674 INFO L153 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:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1032ef3fe166161226ca7e81ea27802cfc3f516ad1e4b45c387461fe1ddeccf8 [2024-11-13 07:25:52,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 07:25:52,039 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 07:25:52,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 07:25:52,048 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 07:25:52,048 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 07:25:52,050 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/pthread/twostage_3.i [2024-11-13 07:25:53,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 07:25:53,807 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 07:25:53,808 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/twostage_3.i [2024-11-13 07:25:53,833 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/03cb47f94/0420a95d36ac49e8b7c0af2c8cf5c59c/FLAG3da79d831 [2024-11-13 07:25:53,851 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/03cb47f94/0420a95d36ac49e8b7c0af2c8cf5c59c [2024-11-13 07:25:53,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 07:25:53,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 07:25:53,860 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 07:25:53,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 07:25:53,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 07:25:53,866 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:25:53" (1/1) ... [2024-11-13 07:25:53,867 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@646b20d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:53, skipping insertion in model container [2024-11-13 07:25:53,868 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:25:53" (1/1) ... [2024-11-13 07:25:53,933 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 07:25:54,522 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 07:25:54,522 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 07:25:54,537 WARN L1674 CHandler]: Possible shadowing of function lock [2024-11-13 07:25:54,538 WARN L1674 CHandler]: Possible shadowing of function lock [2024-11-13 07:25:54,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 07:25:54,550 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 07:25:54,622 WARN L1674 CHandler]: Possible shadowing of function lock [2024-11-13 07:25:54,627 WARN L1674 CHandler]: Possible shadowing of function lock [2024-11-13 07:25:54,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 07:25:54,726 INFO L204 MainTranslator]: Completed translation [2024-11-13 07:25:54,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54 WrapperNode [2024-11-13 07:25:54,726 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 07:25:54,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 07:25:54,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 07:25:54,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 07:25:54,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54" (1/1) ... [2024-11-13 07:25:54,760 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54" (1/1) ... [2024-11-13 07:25:54,787 INFO L138 Inliner]: procedures = 376, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 174 [2024-11-13 07:25:54,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 07:25:54,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 07:25:54,791 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 07:25:54,791 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 07:25:54,800 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54" (1/1) ... [2024-11-13 07:25:54,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54" (1/1) ... [2024-11-13 07:25:54,809 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54" (1/1) ... [2024-11-13 07:25:54,810 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54" (1/1) ... [2024-11-13 07:25:54,825 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54" (1/1) ... [2024-11-13 07:25:54,831 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54" (1/1) ... [2024-11-13 07:25:54,837 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54" (1/1) ... [2024-11-13 07:25:54,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54" (1/1) ... [2024-11-13 07:25:54,852 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 07:25:54,856 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 07:25:54,856 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 07:25:54,856 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 07:25:54,857 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54" (1/1) ... [2024-11-13 07:25:54,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 07:25:54,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-13 07:25:54,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 07:25:54,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 07:25:54,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 07:25:54,949 INFO L130 BoogieDeclarations]: Found specification of procedure funcA [2024-11-13 07:25:54,951 INFO L138 BoogieDeclarations]: Found implementation of procedure funcA [2024-11-13 07:25:54,951 INFO L130 BoogieDeclarations]: Found specification of procedure funcB [2024-11-13 07:25:54,951 INFO L138 BoogieDeclarations]: Found implementation of procedure funcB [2024-11-13 07:25:54,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 07:25:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 07:25:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 07:25:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 07:25:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-13 07:25:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-13 07:25:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 07:25:54,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 07:25:54,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 07:25:54,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 07:25:54,954 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 07:25:55,131 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 07:25:55,133 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 07:25:55,561 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 07:25:55,562 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 07:25:55,812 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 07:25:55,812 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 07:25:55,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:25:55 BoogieIcfgContainer [2024-11-13 07:25:55,814 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 07:25:55,815 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 07:25:55,815 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 07:25:55,819 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 07:25:55,819 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 07:25:53" (1/3) ... [2024-11-13 07:25:55,820 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70083363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:25:55, skipping insertion in model container [2024-11-13 07:25:55,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:25:54" (2/3) ... [2024-11-13 07:25:55,820 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70083363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:25:55, skipping insertion in model container [2024-11-13 07:25:55,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:25:55" (3/3) ... [2024-11-13 07:25:55,822 INFO L112 eAbstractionObserver]: Analyzing ICFG twostage_3.i [2024-11-13 07:25:55,839 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 07:25:55,839 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2024-11-13 07:25:55,840 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 07:25:55,909 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-13 07:25:55,967 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 07:25:55,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-13 07:25:55,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-11-13 07:25:55,970 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-13 07:25:55,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-13 07:25:56,008 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 07:25:56,021 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == funcBThread1of1ForFork1 ======== [2024-11-13 07:25:56,028 INFO L333 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, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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;@4be367a0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 07:25:56,029 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 07:25:56,440 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 07:25:56,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 07:25:56,445 INFO L85 PathProgramCache]: Analyzing trace with hash -1013171751, now seen corresponding path program 1 times [2024-11-13 07:25:56,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-13 07:25:56,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1605312268] [2024-11-13 07:25:56,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 07:25:56,461 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 07:25:56,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-11-13 07:25:56,474 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 07:25:56,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-13 07:25:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 07:25:56,625 INFO L255 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 07:25:56,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 07:25:56,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 07:25:56,678 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 07:25:56,679 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-13 07:25:56,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1605312268] [2024-11-13 07:25:56,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1605312268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 07:25:56,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 07:25:56,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 07:25:56,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707762575] [2024-11-13 07:25:56,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 07:25:56,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 07:25:56,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-13 07:25:56,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 07:25:56,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 07:25:56,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 07:25:56,728 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 07:25:56,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 2 states have internal predecessors, (27), 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) [2024-11-13 07:25:56,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 07:25:56,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 07:25:56,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-13 07:25:57,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 07:25:57,121 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 07:25:57,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 07:25:57,122 INFO L85 PathProgramCache]: Analyzing trace with hash -509118337, now seen corresponding path program 1 times [2024-11-13 07:25:57,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-13 07:25:57,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [140861470] [2024-11-13 07:25:57,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 07:25:57,123 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 07:25:57,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-11-13 07:25:57,126 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 07:25:57,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-13 07:25:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 07:25:57,257 INFO L255 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 07:25:57,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 07:25:57,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2024-11-13 07:25:57,316 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 07:25:57,317 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 07:25:57,317 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-13 07:25:57,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [140861470] [2024-11-13 07:25:57,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [140861470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 07:25:57,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 07:25:57,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 07:25:57,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513883574] [2024-11-13 07:25:57,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 07:25:57,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 07:25:57,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-13 07:25:57,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 07:25:57,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 07:25:57,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 07:25:57,323 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 07:25:57,323 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2024-11-13 07:25:57,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 07:25:57,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 07:25:58,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 07:25:58,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 07:25:58,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-13 07:25:58,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 07:25:58,375 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting funcBErr0ASSERT_VIOLATIONMEMORY_LEAK === [funcBErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 07:25:58,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 07:25:58,375 INFO L85 PathProgramCache]: Analyzing trace with hash 1073597427, now seen corresponding path program 1 times [2024-11-13 07:25:58,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-13 07:25:58,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2005591956] [2024-11-13 07:25:58,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 07:25:58,376 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 07:25:58,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-11-13 07:25:58,380 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 07:25:58,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-13 07:25:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 07:25:58,517 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 07:25:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 07:25:58,660 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-13 07:25:58,660 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 07:25:58,661 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location funcBErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2024-11-13 07:25:58,669 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-13 07:25:58,868 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 07:25:58,886 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-13 07:25:58,887 INFO L317 ceAbstractionStarter]: Result for error location funcBThread1of1ForFork1 was UNSAFE (1/2) [2024-11-13 07:25:58,979 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-13 07:25:58,979 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 07:25:58,997 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-11-13 07:25:58,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 07:25:58 BasicIcfg [2024-11-13 07:25:58,998 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 07:25:58,999 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 07:25:58,999 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 07:25:58,999 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 07:25:59,000 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:25:55" (3/4) ... [2024-11-13 07:25:59,005 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 07:25:59,009 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 07:25:59,010 INFO L158 Benchmark]: Toolchain (without parser) took 5153.32ms. Allocated memory was 69.2MB in the beginning and 107.0MB in the end (delta: 37.7MB). Free memory was 46.4MB in the beginning and 41.8MB in the end (delta: 4.6MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2024-11-13 07:25:59,010 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory is still 38.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 07:25:59,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 866.93ms. Allocated memory is still 69.2MB. Free memory was 46.1MB in the beginning and 36.9MB in the end (delta: 9.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-11-13 07:25:59,011 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.96ms. Allocated memory is still 69.2MB. Free memory was 36.9MB in the beginning and 34.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-13 07:25:59,011 INFO L158 Benchmark]: Boogie Preprocessor took 66.42ms. Allocated memory is still 69.2MB. Free memory was 34.1MB in the beginning and 31.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-13 07:25:59,012 INFO L158 Benchmark]: RCFGBuilder took 957.94ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 31.6MB in the beginning and 52.1MB in the end (delta: -20.5MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-13 07:25:59,012 INFO L158 Benchmark]: TraceAbstraction took 3183.03ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 51.6MB in the beginning and 41.8MB in the end (delta: 9.8MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-11-13 07:25:59,012 INFO L158 Benchmark]: Witness Printer took 10.63ms. Allocated memory is still 107.0MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 07:25:59,014 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory is still 38.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 866.93ms. Allocated memory is still 69.2MB. Free memory was 46.1MB in the beginning and 36.9MB in the end (delta: 9.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.96ms. Allocated memory is still 69.2MB. Free memory was 36.9MB in the beginning and 34.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.42ms. Allocated memory is still 69.2MB. Free memory was 34.1MB in the beginning and 31.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 957.94ms. Allocated memory was 69.2MB in the beginning and 86.0MB in the end (delta: 16.8MB). Free memory was 31.6MB in the beginning and 52.1MB in the end (delta: -20.5MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * TraceAbstraction took 3183.03ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 51.6MB in the beginning and 41.8MB in the end (delta: 9.8MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. * Witness Printer took 10.63ms. Allocated memory is still 107.0MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2433, independent: 2417, independent conditional: 74, independent unconditional: 2343, dependent: 16, dependent conditional: 8, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7027, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 79, dependent conditional: 38, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6991, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6991, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 0, independent unconditional: 6948, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 0, independent unconditional: 6948, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 676, independent: 117, independent conditional: 0, independent unconditional: 117, dependent: 558, dependent conditional: 0, dependent unconditional: 558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6993, independent: 3274, independent conditional: 0, independent unconditional: 3274, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 2321, Positive cache size: 2313, Positive conditional cache size: 0, Positive unconditional cache size: 2313, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 74, Maximal queried relation: 0, Independence queries for same thread: 8, Statistics for Abstraction: , Persistent sets #1 benchmarks: Persistent set computation time: 0.3s, Number of persistent set computation: 51, Number of trivial persistent sets: 24, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2351, independent: 2343, independent conditional: 0, independent unconditional: 2343, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2433, independent: 2417, independent conditional: 74, independent unconditional: 2343, dependent: 16, dependent conditional: 8, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7027, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 79, dependent conditional: 38, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6991, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6991, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 0, independent unconditional: 6948, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 0, independent unconditional: 6948, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 676, independent: 117, independent conditional: 0, independent unconditional: 117, dependent: 558, dependent conditional: 0, dependent unconditional: 558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6993, independent: 3274, independent conditional: 0, independent unconditional: 3274, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 2321, Positive cache size: 2313, Positive conditional cache size: 0, Positive unconditional cache size: 2313, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 74, Maximal queried relation: 0, Independence queries for same thread: 8, Statistics for Abstraction: , Independence relation #2 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2062, independent: 2046, independent conditional: 76, independent unconditional: 1970, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7027, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 79, dependent conditional: 38, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6991, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6991, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 0, independent unconditional: 6948, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 0, independent unconditional: 6948, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 676, independent: 117, independent conditional: 0, independent unconditional: 117, dependent: 558, dependent conditional: 0, dependent unconditional: 558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6993, independent: 3274, independent conditional: 0, independent unconditional: 3274, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 2619, Positive cache size: 2609, Positive conditional cache size: 0, Positive unconditional cache size: 2609, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 152, Maximal queried relation: 1, Independence queries for same thread: 16, Statistics for Abstraction: , Persistent sets #2 benchmarks: Persistent set computation time: 0.1s, Number of persistent set computation: 56, Number of trivial persistent sets: 30, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1977, independent: 1970, independent conditional: 0, independent unconditional: 1970, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2062, independent: 2046, independent conditional: 76, independent unconditional: 1970, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7027, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 79, dependent conditional: 38, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6991, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6991, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 0, independent unconditional: 6948, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 0, independent unconditional: 6948, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 676, independent: 117, independent conditional: 0, independent unconditional: 117, dependent: 558, dependent conditional: 0, dependent unconditional: 558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6993, independent: 3274, independent conditional: 0, independent unconditional: 3274, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 2619, Positive cache size: 2609, Positive conditional cache size: 0, Positive unconditional cache size: 2609, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 152, Maximal queried relation: 1, Independence queries for same thread: 16, Statistics for Abstraction: , Independence relation #3 benchmarks: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2532, independent: 2485, independent conditional: 170, independent unconditional: 2315, dependent: 47, dependent conditional: 21, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7027, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 79, dependent conditional: 38, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6991, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6991, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 0, independent unconditional: 6948, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 0, independent unconditional: 6948, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 676, independent: 117, independent conditional: 0, independent unconditional: 117, dependent: 558, dependent conditional: 0, dependent unconditional: 558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6993, independent: 3274, independent conditional: 0, independent unconditional: 3274, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 3703, Positive cache size: 3674, Positive conditional cache size: 0, Positive unconditional cache size: 3674, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 324, Maximal queried relation: 1, Independence queries for same thread: 36, Statistics for Abstraction: , Persistent sets #3 benchmarks: Persistent set computation time: 0.6s, Number of persistent set computation: 105, Number of trivial persistent sets: 83, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2341, independent: 2315, independent conditional: 0, independent unconditional: 2315, dependent: 26, dependent conditional: 0, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 2532, independent: 2485, independent conditional: 170, independent unconditional: 2315, dependent: 47, dependent conditional: 21, dependent unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7027, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 79, dependent conditional: 38, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6991, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6991, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 43, dependent conditional: 2, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 320, independent unconditional: 6628, dependent: 45, dependent conditional: 4, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 0, independent unconditional: 6948, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6993, independent: 6948, independent conditional: 0, independent unconditional: 6948, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3703, independent: 3674, independent conditional: 0, independent unconditional: 3674, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3703, independent: 3667, independent conditional: 0, independent unconditional: 3667, dependent: 36, dependent conditional: 0, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 36, independent: 7, independent conditional: 0, independent unconditional: 7, dependent: 29, dependent conditional: 0, dependent unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 676, independent: 117, independent conditional: 0, independent unconditional: 117, dependent: 558, dependent conditional: 0, dependent unconditional: 558, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 6993, independent: 3274, independent conditional: 0, independent unconditional: 3274, dependent: 16, dependent conditional: 0, dependent unconditional: 16, unknown: 3703, unknown conditional: 0, unknown unconditional: 3703] , Statistics on independence cache: Total cache size (in pairs): 3703, Positive cache size: 3674, Positive conditional cache size: 0, Positive unconditional cache size: 3674, Negative cache size: 29, Negative conditional cache size: 0, Negative unconditional cache size: 29, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 324, Maximal queried relation: 1, Independence queries for same thread: 36, Statistics for Abstraction: - UnprovableResult [Line: 20]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of sscanf at line 1285, overapproximation of memtrack at line 20. Possible FailurePath: [L1236] 0 static int iTThreads = 2; [L1237] 0 static int iRThreads = 1; [L1238] 0 static int data1Value = 0; [L1239] 0 static int data2Value = 0; [L1240] 0 pthread_mutex_t *data1Lock; [L1241] 0 pthread_mutex_t *data2Lock; [L1278] 0 int i,err; VAL [\old(argc)=3, \old(argv)={9:5}, argc=3, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads=1, iTThreads=2] [L1279] COND TRUE 0 argc != 1 VAL [\old(argc)=3, \old(argv)={9:5}, argc=3, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads=1, iTThreads=2] [L1280] COND FALSE 0 !(argc != 3) VAL [\old(argc)=3, \old(argv)={9:5}, argc=3, data1Lock={0:0}, data1Value=0, data2Lock={0:0}, data2Value=0, iRThreads=1, iTThreads=2] [L1284] 0 argv[1] [L1285] 0 argv[2] [L1288] COND FALSE 0 !(iTThreads > 100000 || iRThreads > 100000) [L1291] 0 data1Lock = (pthread_mutex_t *) malloc(sizeof(pthread_mutex_t)) [L1292] 0 data2Lock = (pthread_mutex_t *) malloc(sizeof(pthread_mutex_t)) [L1293] EXPR 0 err = pthread_mutex_init(data1Lock, ((void *)0)) [L1293] COND FALSE 0 !(0 != (err = pthread_mutex_init(data1Lock, ((void *)0)))) [L1297] EXPR 0 err = pthread_mutex_init(data2Lock, ((void *)0)) [L1297] COND FALSE 0 !(0 != (err = pthread_mutex_init(data2Lock, ((void *)0)))) [L1301] 0 pthread_t tPool[iTThreads]; [L1302] 0 pthread_t rPool[iRThreads]; [L1303] 0 i = 0 VAL [\old(argc)=3, \old(argv)={9:5}, argc=3, data1Lock={3:0}, data1Value=0, data2Lock={4:0}, data2Value=0, err=0, i=0, iRThreads=65536, iTThreads=1, rPool={7:0}, tPool={1048576:0}] [L1303] COND TRUE 0 i < iTThreads [L1304] EXPR, FCALL, FORK 0 pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0)) VAL [\old(argc)=3, \old(argv)={9:5}, \old(param)={0:0}, argc=3, data1Lock={3:0}, data1Value=0, data2Lock={4:0}, data2Value=0, err=0, i=0, iRThreads=65536, iTThreads=1, rPool={7:0}, tPool={1048576:0}] [L1304] EXPR 0 err = pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0)) [L1304] COND FALSE 0 !(0 != (err = pthread_create(&tPool[i], ((void *)0), &funcA, ((void *)0)))) [L1303] 0 i++ VAL [\old(argc)=3, \old(argv)={9:5}, \old(param)={0:0}, argc=3, data1Lock={3:0}, data1Value=0, data2Lock={4:0}, data2Value=0, err=0, i=1, iRThreads=65536, iTThreads=1, rPool={7:0}, tPool={1048576:0}] [L1303] COND FALSE 0 !(i < iTThreads) [L1309] 0 i = 0 VAL [\old(argc)=3, \old(argv)={9:5}, \old(param)={0:0}, argc=3, data1Lock={3:0}, data1Value=0, data2Lock={4:0}, data2Value=0, err=0, i=0, iRThreads=65536, iTThreads=1, rPool={7:0}, tPool={1048576:0}] [L1309] COND TRUE 0 i < iRThreads [L1310] EXPR, FCALL, FORK 0 pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)) VAL [\old(argc)=3, \old(argv)={9:5}, \old(param)={0:0}, argc=3, data1Lock={3:0}, data1Value=0, data2Lock={4:0}, data2Value=0, err=0, i=0, iRThreads=65536, iTThreads=1, rPool={7:0}, tPool={1048576:0}] [L1258] 2 int t1 = -1; [L1259] 2 int t2 = -1; VAL [\old(param)={0:0}, \old(param)={0:0}, data1Lock={3:0}, data1Value=0, data2Lock={4:0}, data2Value=0, iRThreads=65536, iTThreads=1, param={0:0}, t1=-1, t2=-1] [L1310] EXPR 0 err = pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)) [L1310] COND FALSE 0 !(0 != (err = pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)))) [L1309] 0 i++ VAL [\old(argc)=3, \old(argv)={9:5}, \old(param)={0:0}, argc=3, data1Lock={3:0}, data1Value=0, data2Lock={4:0}, data2Value=0, err=0, i=1, iRThreads=65536, iTThreads=1, rPool={7:0}, tPool={1048576:0}] [L1309] COND TRUE 0 i < iRThreads [L1310] FCALL, FORK 0 pthread_create(&rPool[i], ((void *)0), &funcB, ((void *)0)) VAL [\old(argc)=3, \old(argv)={9:5}, \old(param)={0:0}, argc=3, data1Lock={3:0}, data1Value=0, data2Lock={4:0}, data2Value=0, err=0, i=1, iRThreads=65536, iTThreads=1, rPool={7:0}, tPool={1048576:0}] [L1245] 1 int t1 = -1; VAL [\old(param)={0:0}, data1Lock={3:0}, data1Value=0, data2Lock={4:0}, data2Value=0, iRThreads=65536, iTThreads=1, param={0:0}, t1=-1] [L1247] 1 data1Value = 1 VAL [\old(param)={0:0}, data1Lock={3:0}, data1Value=1, data2Lock={4:0}, data2Value=0, iRThreads=65536, iTThreads=1, param={0:0}, t1=-1] [L1261] COND FALSE 2 !(data1Value == 0) [L1265] 2 t1 = data1Value VAL [\old(param)={0:0}, \old(param)={0:0}, data1Lock={3:0}, data1Value=1, data2Lock={4:0}, data2Value=0, iRThreads=65536, iTThreads=1, param={0:0}, param={0:0}, t1=-1, t1=1, t2=-1] [L1268] 2 t2 = data2Value VAL [\old(param)={0:0}, \old(param)={0:0}, data1Lock={3:0}, data1Value=1, data2Lock={4:0}, data2Value=0, iRThreads=65536, iTThreads=1, param={0:0}, param={0:0}, t1=-1, t1=1, t2=0] [L1270] COND TRUE 2 t2 != (t1 + 1) [L1272] CALL 2 reach_error() [L20] COND FALSE 2 !(0) VAL [\old(param)={0:0}, data1Lock={3:0}, data1Value=1, data2Lock={4:0}, data2Value=0, iRThreads=65536, iTThreads=1, param={0:0}, t1=-1] [L20] 2 __assert_fail ("0", "twostage_3.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [\old(param)={0:0}, data1Lock={3:0}, data1Value=1, data2Lock={4:0}, data2Value=0, iRThreads=65536, iTThreads=1, param={0:0}, t1=-1] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: funcBThread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 105 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 2.9s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 6, 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 96 NumberOfCodeBlocks, 96 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 149 SizeOfPredicates, 0 NumberOfNonLiveVariables, 288 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 5/5 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 could not prove your program: unable to determine feasibility of some traces [2024-11-13 07:25:59,048 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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: UNKNOWN: Overapproximated counterexample