/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/seq-pthread/cs_read_write_lock-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 19:45:36,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 19:45:36,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 19:45:36,593 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 19:45:36,593 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 19:45:36,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 19:45:36,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 19:45:36,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 19:45:36,609 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 19:45:36,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 19:45:36,617 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 19:45:36,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 19:45:36,619 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 19:45:36,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 19:45:36,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 19:45:36,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 19:45:36,626 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 19:45:36,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 19:45:36,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 19:45:36,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 19:45:36,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 19:45:36,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 19:45:36,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 19:45:36,653 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 19:45:36,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 19:45:36,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 19:45:36,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 19:45:36,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 19:45:36,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 19:45:36,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 19:45:36,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 19:45:36,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 19:45:36,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 19:45:36,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 19:45:36,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 19:45:36,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 19:45:36,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 19:45:36,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 19:45:36,674 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 19:45:36,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 19:45:36,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 19:45:36,683 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 19:45:36,730 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 19:45:36,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 19:45:36,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 19:45:36,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 19:45:36,735 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 19:45:36,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 19:45:36,735 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 19:45:36,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 19:45:36,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 19:45:36,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 19:45:36,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 19:45:36,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 19:45:36,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 19:45:36,737 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 19:45:36,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 19:45:36,738 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 19:45:36,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 19:45:36,738 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 19:45:36,738 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 19:45:36,739 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 19:45:36,739 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 19:45:36,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 19:45:36,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 19:45:36,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 19:45:36,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 19:45:36,740 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 19:45:36,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 19:45:36,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 19:45:36,740 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 19:45:36,740 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 19:45:37,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 19:45:37,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 19:45:37,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 19:45:37,216 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 19:45:37,218 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 19:45:37,219 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-pthread/cs_read_write_lock-1.i [2020-10-28 19:45:37,309 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/87e0bd59c/429d7c6ee65e4fee8a72db8c5e87282a/FLAG1222390fd [2020-10-28 19:45:38,075 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 19:45:38,075 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/seq-pthread/cs_read_write_lock-1.i [2020-10-28 19:45:38,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/87e0bd59c/429d7c6ee65e4fee8a72db8c5e87282a/FLAG1222390fd [2020-10-28 19:45:38,361 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/87e0bd59c/429d7c6ee65e4fee8a72db8c5e87282a [2020-10-28 19:45:38,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 19:45:38,372 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 19:45:38,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 19:45:38,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 19:45:38,381 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 19:45:38,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 07:45:38" (1/1) ... [2020-10-28 19:45:38,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26d3754d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:45:38, skipping insertion in model container [2020-10-28 19:45:38,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 07:45:38" (1/1) ... [2020-10-28 19:45:38,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 19:45:38,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 19:45:38,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 19:45:38,967 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 19:45:39,096 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 19:45:39,235 INFO L208 MainTranslator]: Completed translation [2020-10-28 19:45:39,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:45:39 WrapperNode [2020-10-28 19:45:39,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 19:45:39,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 19:45:39,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 19:45:39,238 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 19:45:39,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:45:39" (1/1) ... [2020-10-28 19:45:39,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:45:39" (1/1) ... [2020-10-28 19:45:39,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:45:39" (1/1) ... [2020-10-28 19:45:39,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:45:39" (1/1) ... [2020-10-28 19:45:39,345 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:45:39" (1/1) ... [2020-10-28 19:45:39,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:45:39" (1/1) ... [2020-10-28 19:45:39,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:45:39" (1/1) ... [2020-10-28 19:45:39,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 19:45:39,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 19:45:39,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 19:45:39,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 19:45:39,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 07:45:39" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 19:45:39,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 19:45:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 19:45:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-10-28 19:45:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 19:45:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 19:45:39,471 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-10-28 19:45:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-10-28 19:45:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-10-28 19:45:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-10-28 19:45:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-10-28 19:45:39,472 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-10-28 19:45:39,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2020-10-28 19:45:39,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2020-10-28 19:45:39,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_destroy [2020-10-28 19:45:39,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2020-10-28 19:45:39,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2020-10-28 19:45:39,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2020-10-28 19:45:39,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2020-10-28 19:45:39,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_broadcast [2020-10-28 19:45:39,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2020-10-28 19:45:39,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assert [2020-10-28 19:45:39,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2020-10-28 19:45:39,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2020-10-28 19:45:39,475 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2020-10-28 19:45:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_take_write_lock [2020-10-28 19:45:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_take_read_lock [2020-10-28 19:45:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release_read_lock [2020-10-28 19:45:39,476 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2020-10-28 19:45:39,477 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2020-10-28 19:45:39,477 INFO L138 BoogieDeclarations]: Found implementation of procedure main_thread [2020-10-28 19:45:39,477 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 19:45:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 19:45:39,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 19:45:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-28 19:45:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 19:45:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 19:45:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 19:45:39,478 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 19:45:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 19:45:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 19:45:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 19:45:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-10-28 19:45:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-10-28 19:45:39,479 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-10-28 19:45:39,480 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-10-28 19:45:39,480 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-10-28 19:45:39,480 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-10-28 19:45:39,480 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-10-28 19:45:39,480 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-10-28 19:45:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-10-28 19:45:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-10-28 19:45:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-10-28 19:45:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-10-28 19:45:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-10-28 19:45:39,481 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-10-28 19:45:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-10-28 19:45:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-10-28 19:45:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-10-28 19:45:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-10-28 19:45:39,482 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-10-28 19:45:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-10-28 19:45:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-10-28 19:45:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-10-28 19:45:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-10-28 19:45:39,483 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-10-28 19:45:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-10-28 19:45:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-10-28 19:45:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-10-28 19:45:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-10-28 19:45:39,484 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-10-28 19:45:39,485 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-10-28 19:45:39,485 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-10-28 19:45:39,485 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-10-28 19:45:39,485 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-10-28 19:45:39,485 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-10-28 19:45:39,486 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-10-28 19:45:39,486 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-10-28 19:45:39,486 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-10-28 19:45:39,486 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-10-28 19:45:39,486 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-10-28 19:45:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-10-28 19:45:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-10-28 19:45:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-10-28 19:45:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-10-28 19:45:39,487 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-10-28 19:45:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-10-28 19:45:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-10-28 19:45:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-10-28 19:45:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-10-28 19:45:39,488 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-10-28 19:45:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-10-28 19:45:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-10-28 19:45:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-10-28 19:45:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-10-28 19:45:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-10-28 19:45:39,489 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-10-28 19:45:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 19:45:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 19:45:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-10-28 19:45:39,490 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 19:45:39,491 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-10-28 19:45:39,491 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-10-28 19:45:39,491 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-10-28 19:45:39,491 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-10-28 19:45:39,491 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-10-28 19:45:39,492 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-10-28 19:45:39,492 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-10-28 19:45:39,492 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-28 19:45:39,492 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-10-28 19:45:39,492 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-10-28 19:45:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-10-28 19:45:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-10-28 19:45:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-10-28 19:45:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-10-28 19:45:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-10-28 19:45:39,493 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-10-28 19:45:39,494 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-10-28 19:45:39,494 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-10-28 19:45:39,494 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-10-28 19:45:39,494 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-10-28 19:45:39,494 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-10-28 19:45:39,495 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-10-28 19:45:39,495 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-10-28 19:45:39,495 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-10-28 19:45:39,495 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-10-28 19:45:39,495 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-10-28 19:45:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-10-28 19:45:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-10-28 19:45:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-10-28 19:45:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-10-28 19:45:39,496 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-10-28 19:45:39,497 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-10-28 19:45:39,497 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-10-28 19:45:39,497 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-10-28 19:45:39,497 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-10-28 19:45:39,497 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-10-28 19:45:39,498 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-10-28 19:45:39,498 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-10-28 19:45:39,498 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-10-28 19:45:39,498 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-10-28 19:45:39,498 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-10-28 19:45:39,498 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-10-28 19:45:39,499 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-10-28 19:45:39,499 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-10-28 19:45:39,499 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-10-28 19:45:39,499 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-10-28 19:45:39,499 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-10-28 19:45:39,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-28 19:45:39,500 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2020-10-28 19:45:39,500 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2020-10-28 19:45:39,500 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_destroy [2020-10-28 19:45:39,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 19:45:39,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 19:45:39,501 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2020-10-28 19:45:39,501 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2020-10-28 19:45:39,501 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2020-10-28 19:45:39,501 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2020-10-28 19:45:39,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 19:45:39,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 19:45:39,502 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_broadcast [2020-10-28 19:45:39,502 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2020-10-28 19:45:39,502 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assert [2020-10-28 19:45:39,502 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2020-10-28 19:45:39,502 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2020-10-28 19:45:39,502 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2020-10-28 19:45:39,503 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_take_write_lock [2020-10-28 19:45:39,503 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_take_read_lock [2020-10-28 19:45:39,503 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release_read_lock [2020-10-28 19:45:39,503 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2020-10-28 19:45:39,503 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2020-10-28 19:45:39,504 INFO L130 BoogieDeclarations]: Found specification of procedure main_thread [2020-10-28 19:45:39,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 19:45:39,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 19:45:39,504 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 19:45:39,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2020-10-28 19:45:39,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 19:45:39,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 19:45:40,580 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0 != ~__CS_ret~0 % 256); [2020-10-28 19:45:40,581 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2020-10-28 19:45:43,340 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 19:45:43,340 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-28 19:45:43,341 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_take_read_lockENTRY is neither atomic block end nor error location. [2020-10-28 19:45:43,342 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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) [2020-10-28 19:45:43,354 INFO L168 Benchmark]: Toolchain (without parser) took 4982.64 ms. Allocated memory was 125.8 MB in the beginning and 162.5 MB in the end (delta: 36.7 MB). Free memory was 99.9 MB in the beginning and 105.6 MB in the end (delta: -5.7 MB). Peak memory consumption was 92.7 MB. Max. memory is 8.0 GB. [2020-10-28 19:45:43,356 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 125.8 MB. Free memory is still 85.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 19:45:43,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 860.79 ms. Allocated memory was 125.8 MB in the beginning and 162.5 MB in the end (delta: 36.7 MB). Free memory was 99.2 MB in the beginning and 135.3 MB in the end (delta: -36.0 MB). Peak memory consumption was 32.6 MB. Max. memory is 8.0 GB. [2020-10-28 19:45:43,359 INFO L168 Benchmark]: Boogie Preprocessor took 139.41 ms. Allocated memory is still 162.5 MB. Free memory was 135.3 MB in the beginning and 129.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-10-28 19:45:43,360 INFO L168 Benchmark]: RCFGBuilder took 3969.42 ms. Allocated memory is still 162.5 MB. Free memory was 129.6 MB in the beginning and 105.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 85.2 MB. Max. memory is 8.0 GB. [2020-10-28 19:45:43,369 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 125.8 MB. Free memory is still 85.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 860.79 ms. Allocated memory was 125.8 MB in the beginning and 162.5 MB in the end (delta: 36.7 MB). Free memory was 99.2 MB in the beginning and 135.3 MB in the end (delta: -36.0 MB). Peak memory consumption was 32.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 139.41 ms. Allocated memory is still 162.5 MB. Free memory was 135.3 MB in the beginning and 129.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 3969.42 ms. Allocated memory is still 162.5 MB. Free memory was 129.6 MB in the beginning and 105.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 85.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...