/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerMemDerefMemtrack.xml -s config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/weaver/parallel/ticket-4.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-06 16:35:21,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-06 16:35:21,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-06 16:35:21,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-06 16:35:21,292 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-06 16:35:21,294 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-06 16:35:21,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-06 16:35:21,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-06 16:35:21,300 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-06 16:35:21,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-06 16:35:21,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-06 16:35:21,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-06 16:35:21,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-06 16:35:21,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-06 16:35:21,322 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-06 16:35:21,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-06 16:35:21,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-06 16:35:21,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-06 16:35:21,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-06 16:35:21,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-06 16:35:21,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-06 16:35:21,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-06 16:35:21,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-06 16:35:21,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-06 16:35:21,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-06 16:35:21,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-06 16:35:21,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-06 16:35:21,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-06 16:35:21,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-06 16:35:21,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-06 16:35:21,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-06 16:35:21,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-06 16:35:21,350 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-06 16:35:21,351 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-06 16:35:21,352 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-06 16:35:21,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-06 16:35:21,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-06 16:35:21,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-06 16:35:21,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-06 16:35:21,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-06 16:35:21,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-06 16:35:21,358 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-06 16:35:21,414 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-06 16:35:21,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-06 16:35:21,414 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-06 16:35:21,414 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-06 16:35:21,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-06 16:35:21,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-06 16:35:21,417 INFO L138 SettingsManager]: * Use SBE=true [2021-10-06 16:35:21,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-06 16:35:21,418 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-06 16:35:21,418 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-06 16:35:21,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-06 16:35:21,419 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-06 16:35:21,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-06 16:35:21,419 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-06 16:35:21,419 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-06 16:35:21,419 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-06 16:35:21,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-06 16:35:21,421 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-06 16:35:21,421 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-06 16:35:21,421 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-06 16:35:21,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-06 16:35:21,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-06 16:35:21,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-06 16:35:21,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 16:35:21,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-06 16:35:21,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-06 16:35:21,423 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-06 16:35:21,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-06 16:35:21,424 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-06 16:35:21,425 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-06 16:35:21,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-06 16:35:21,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-06 16:35:21,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-06 16:35:21,832 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-06 16:35:21,833 INFO L275 PluginConnector]: CDTParser initialized [2021-10-06 16:35:21,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/parallel/ticket-4.wvr.c [2021-10-06 16:35:21,920 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/169f9f1b8/2e9cb0d907ed4fb0a2e00f727c52bf56/FLAG99a221ff4 [2021-10-06 16:35:22,618 INFO L306 CDTParser]: Found 1 translation units. [2021-10-06 16:35:22,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/parallel/ticket-4.wvr.c [2021-10-06 16:35:22,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/169f9f1b8/2e9cb0d907ed4fb0a2e00f727c52bf56/FLAG99a221ff4 [2021-10-06 16:35:22,982 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/169f9f1b8/2e9cb0d907ed4fb0a2e00f727c52bf56 [2021-10-06 16:35:22,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-06 16:35:22,992 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-06 16:35:22,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-06 16:35:22,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-06 16:35:23,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-06 16:35:23,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:35:22" (1/1) ... [2021-10-06 16:35:23,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ce2350e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:23, skipping insertion in model container [2021-10-06 16:35:23,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:35:22" (1/1) ... [2021-10-06 16:35:23,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-06 16:35:23,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-06 16:35:23,226 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/parallel/ticket-4.wvr.c[2782,2795] [2021-10-06 16:35:23,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 16:35:23,243 INFO L203 MainTranslator]: Completed pre-run [2021-10-06 16:35:23,273 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/parallel/ticket-4.wvr.c[2782,2795] [2021-10-06 16:35:23,274 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 16:35:23,292 INFO L208 MainTranslator]: Completed translation [2021-10-06 16:35:23,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:23 WrapperNode [2021-10-06 16:35:23,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-06 16:35:23,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-06 16:35:23,294 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-06 16:35:23,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-06 16:35:23,308 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:23" (1/1) ... [2021-10-06 16:35:23,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:23" (1/1) ... [2021-10-06 16:35:23,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:23" (1/1) ... [2021-10-06 16:35:23,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:23" (1/1) ... [2021-10-06 16:35:23,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:23" (1/1) ... [2021-10-06 16:35:23,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:23" (1/1) ... [2021-10-06 16:35:23,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:23" (1/1) ... [2021-10-06 16:35:23,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-06 16:35:23,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-06 16:35:23,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-06 16:35:23,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-06 16:35:23,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:23" (1/1) ... [2021-10-06 16:35:23,353 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 16:35:23,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 [2021-10-06 16:35:23,390 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-06 16:35:23,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-06 16:35:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-10-06 16:35:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-06 16:35:23,463 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-10-06 16:35:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-10-06 16:35:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-06 16:35:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-06 16:35:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-06 16:35:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-06 16:35:23,464 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-10-06 16:35:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-10-06 16:35:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-10-06 16:35:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-06 16:35:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2021-10-06 16:35:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2021-10-06 16:35:23,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-10-06 16:35:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2021-10-06 16:35:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-06 16:35:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-06 16:35:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-10-06 16:35:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-10-06 16:35:23,466 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-06 16:35:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-06 16:35:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-06 16:35:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-06 16:35:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-10-06 16:35:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-06 16:35:23,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-06 16:35:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-06 16:35:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-10-06 16:35:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-06 16:35:23,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-06 16:35:23,470 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-06 16:35:24,106 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-06 16:35:24,106 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-10-06 16:35:24,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:35:24 BoogieIcfgContainer [2021-10-06 16:35:24,110 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-06 16:35:24,112 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-06 16:35:24,112 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-06 16:35:24,116 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-06 16:35:24,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.10 04:35:22" (1/3) ... [2021-10-06 16:35:24,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51d163b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 04:35:24, skipping insertion in model container [2021-10-06 16:35:24,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:23" (2/3) ... [2021-10-06 16:35:24,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51d163b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.10 04:35:24, skipping insertion in model container [2021-10-06 16:35:24,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.10 04:35:24" (3/3) ... [2021-10-06 16:35:24,119 INFO L111 eAbstractionObserver]: Analyzing ICFG ticket-4.wvr.c [2021-10-06 16:35:24,126 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-06 16:35:24,126 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2021-10-06 16:35:24,126 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-06 16:35:24,180 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:35:24,181 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-06 16:35:24,182 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition. Calls and returns should habe been removed by inlining. (Did the inlining fail because this program is recursive.) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:252) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.petrify(TraceAbstractionStarter.java:517) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-06 16:35:24,187 INFO L168 Benchmark]: Toolchain (without parser) took 1199.20 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 121.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.7 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:24,188 INFO L168 Benchmark]: CDTParser took 1.07 ms. Allocated memory is still 151.0 MB. Free memory is still 122.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-06 16:35:24,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.37 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 114.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:24,190 INFO L168 Benchmark]: Boogie Preprocessor took 46.69 ms. Allocated memory is still 151.0 MB. Free memory was 114.3 MB in the beginning and 112.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:24,191 INFO L168 Benchmark]: RCFGBuilder took 768.28 ms. Allocated memory is still 151.0 MB. Free memory was 112.5 MB in the beginning and 125.4 MB in the end (delta: -12.9 MB). Peak memory consumption was 15.2 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:24,192 INFO L168 Benchmark]: TraceAbstraction took 72.61 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 121.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:24,197 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07 ms. Allocated memory is still 151.0 MB. Free memory is still 122.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 297.37 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 114.3 MB in the end (delta: 10.6 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 46.69 ms. Allocated memory is still 151.0 MB. Free memory was 114.3 MB in the beginning and 112.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 768.28 ms. Allocated memory is still 151.0 MB. Free memory was 112.5 MB in the beginning and 125.4 MB in the end (delta: -12.9 MB). Peak memory consumption was 15.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 72.61 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 121.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition. Calls and returns should habe been removed by inlining. (Did the inlining fail because this program is recursive.) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition. Calls and returns should habe been removed by inlining. (Did the inlining fail because this program is recursive.): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:252) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-06 16:35:24,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...