/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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 --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-19 06:06:45,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-19 06:06:45,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-19 06:06:45,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-19 06:06:45,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-19 06:06:45,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-19 06:06:45,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-19 06:06:45,346 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-19 06:06:45,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-19 06:06:45,352 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-19 06:06:45,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-19 06:06:45,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-19 06:06:45,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-19 06:06:45,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-19 06:06:45,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-19 06:06:45,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-19 06:06:45,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-19 06:06:45,365 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-19 06:06:45,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-19 06:06:45,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-19 06:06:45,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-19 06:06:45,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-19 06:06:45,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-19 06:06:45,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-19 06:06:45,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-19 06:06:45,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-19 06:06:45,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-19 06:06:45,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-19 06:06:45,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-19 06:06:45,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-19 06:06:45,399 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-19 06:06:45,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-19 06:06:45,401 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-19 06:06:45,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-19 06:06:45,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-19 06:06:45,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-19 06:06:45,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-19 06:06:45,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-19 06:06:45,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-19 06:06:45,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-19 06:06:45,407 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-19 06:06:45,408 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 [2020-08-19 06:06:45,448 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-19 06:06:45,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-19 06:06:45,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-19 06:06:45,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-19 06:06:45,451 INFO L138 SettingsManager]: * Use SBE=true [2020-08-19 06:06:45,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-19 06:06:45,452 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-19 06:06:45,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-19 06:06:45,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-19 06:06:45,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-19 06:06:45,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-19 06:06:45,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-19 06:06:45,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-19 06:06:45,454 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-19 06:06:45,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-19 06:06:45,456 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-19 06:06:45,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-19 06:06:45,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-19 06:06:45,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-19 06:06:45,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-19 06:06:45,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-19 06:06:45,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-19 06:06:45,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-19 06:06:45,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-19 06:06:45,465 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-19 06:06:45,466 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-19 06:06:45,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-19 06:06:45,466 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-19 06:06:45,466 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-19 06:06:45,467 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4; [2020-08-19 06:06:45,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-19 06:06:45,791 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-19 06:06:45,795 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-19 06:06:45,796 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-19 06:06:45,797 INFO L275 PluginConnector]: CDTParser initialized [2020-08-19 06:06:45,797 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2020-08-19 06:06:45,874 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0906db501/727be321062c444d985bcd99a3055f56/FLAG1dde9234b [2020-08-19 06:06:46,432 INFO L306 CDTParser]: Found 1 translation units. [2020-08-19 06:06:46,433 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2020-08-19 06:06:46,459 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0906db501/727be321062c444d985bcd99a3055f56/FLAG1dde9234b [2020-08-19 06:06:46,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0906db501/727be321062c444d985bcd99a3055f56 [2020-08-19 06:06:46,698 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-19 06:06:46,700 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-19 06:06:46,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-19 06:06:46,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-19 06:06:46,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-19 06:06:46,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 06:06:46" (1/1) ... [2020-08-19 06:06:46,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d5ae353 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:06:46, skipping insertion in model container [2020-08-19 06:06:46,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.08 06:06:46" (1/1) ... [2020-08-19 06:06:46,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-19 06:06:46,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-19 06:06:46,959 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-08-19 06:06:47,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 06:06:47,291 INFO L203 MainTranslator]: Completed pre-run [2020-08-19 06:06:47,305 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-08-19 06:06:47,362 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-19 06:06:47,478 INFO L208 MainTranslator]: Completed translation [2020-08-19 06:06:47,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:06:47 WrapperNode [2020-08-19 06:06:47,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-19 06:06:47,481 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-19 06:06:47,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-19 06:06:47,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-19 06:06:47,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:06:47" (1/1) ... [2020-08-19 06:06:47,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:06:47" (1/1) ... [2020-08-19 06:06:47,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:06:47" (1/1) ... [2020-08-19 06:06:47,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:06:47" (1/1) ... [2020-08-19 06:06:47,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:06:47" (1/1) ... [2020-08-19 06:06:47,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:06:47" (1/1) ... [2020-08-19 06:06:47,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:06:47" (1/1) ... [2020-08-19 06:06:47,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-19 06:06:47,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-19 06:06:47,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-19 06:06:47,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-19 06:06:47,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:06:47" (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 [2020-08-19 06:06:47,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-19 06:06:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-19 06:06:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_16 [2020-08-19 06:06:47,649 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-08-19 06:06:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-08-19 06:06:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-08-19 06:06:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-08-19 06:06:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-08-19 06:06:47,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_enqueue [2020-08-19 06:06:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2020-08-19 06:06:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2020-08-19 06:06:47,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_init [2020-08-19 06:06:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_fn [2020-08-19 06:06:47,652 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2020-08-19 06:06:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2020-08-19 06:06:47,653 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-19 06:06:47,653 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_16 [2020-08-19 06:06:47,653 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_bswap16 [2020-08-19 06:06:47,653 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-08-19 06:06:47,654 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-08-19 06:06:47,654 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-08-19 06:06:47,654 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-08-19 06:06:47,655 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-08-19 06:06:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2020-08-19 06:06:47,656 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2020-08-19 06:06:47,657 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2020-08-19 06:06:47,657 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2020-08-19 06:06:47,657 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2020-08-19 06:06:47,657 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2020-08-19 06:06:47,657 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2020-08-19 06:06:47,658 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2020-08-19 06:06:47,658 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2020-08-19 06:06:47,658 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2020-08-19 06:06:47,658 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2020-08-19 06:06:47,659 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2020-08-19 06:06:47,659 INFO L130 BoogieDeclarations]: Found specification of procedure time [2020-08-19 06:06:47,659 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2020-08-19 06:06:47,659 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2020-08-19 06:06:47,659 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2020-08-19 06:06:47,659 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2020-08-19 06:06:47,660 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2020-08-19 06:06:47,660 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2020-08-19 06:06:47,660 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2020-08-19 06:06:47,660 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2020-08-19 06:06:47,660 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2020-08-19 06:06:47,660 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2020-08-19 06:06:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2020-08-19 06:06:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2020-08-19 06:06:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2020-08-19 06:06:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2020-08-19 06:06:47,661 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2020-08-19 06:06:47,662 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2020-08-19 06:06:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2020-08-19 06:06:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2020-08-19 06:06:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2020-08-19 06:06:47,663 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2020-08-19 06:06:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2020-08-19 06:06:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2020-08-19 06:06:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2020-08-19 06:06:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2020-08-19 06:06:47,664 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2020-08-19 06:06:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2020-08-19 06:06:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2020-08-19 06:06:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2020-08-19 06:06:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get [2020-08-19 06:06:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2020-08-19 06:06:47,665 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2020-08-19 06:06:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2020-08-19 06:06:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2020-08-19 06:06:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2020-08-19 06:06:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2020-08-19 06:06:47,666 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2020-08-19 06:06:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2020-08-19 06:06:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2020-08-19 06:06:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2020-08-19 06:06:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2020-08-19 06:06:47,667 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2020-08-19 06:06:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2020-08-19 06:06:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2020-08-19 06:06:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2020-08-19 06:06:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2020-08-19 06:06:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2020-08-19 06:06:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2020-08-19 06:06:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2020-08-19 06:06:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2020-08-19 06:06:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2020-08-19 06:06:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2020-08-19 06:06:47,669 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2020-08-19 06:06:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2020-08-19 06:06:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2020-08-19 06:06:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2020-08-19 06:06:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2020-08-19 06:06:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2020-08-19 06:06:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2020-08-19 06:06:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2020-08-19 06:06:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2020-08-19 06:06:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2020-08-19 06:06:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2020-08-19 06:06:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2020-08-19 06:06:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2020-08-19 06:06:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2020-08-19 06:06:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2020-08-19 06:06:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2020-08-19 06:06:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2020-08-19 06:06:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2020-08-19 06:06:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2020-08-19 06:06:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2020-08-19 06:06:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2020-08-19 06:06:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2020-08-19 06:06:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2020-08-19 06:06:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2020-08-19 06:06:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2020-08-19 06:06:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2020-08-19 06:06:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2020-08-19 06:06:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2020-08-19 06:06:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2020-08-19 06:06:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2020-08-19 06:06:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2020-08-19 06:06:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2020-08-19 06:06:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2020-08-19 06:06:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2020-08-19 06:06:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2020-08-19 06:06:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2020-08-19 06:06:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2020-08-19 06:06:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2020-08-19 06:06:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2020-08-19 06:06:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2020-08-19 06:06:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2020-08-19 06:06:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2020-08-19 06:06:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2020-08-19 06:06:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2020-08-19 06:06:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2020-08-19 06:06:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2020-08-19 06:06:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2020-08-19 06:06:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2020-08-19 06:06:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2020-08-19 06:06:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2020-08-19 06:06:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2020-08-19 06:06:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2020-08-19 06:06:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2020-08-19 06:06:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2020-08-19 06:06:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2020-08-19 06:06:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2020-08-19 06:06:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2020-08-19 06:06:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2020-08-19 06:06:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2020-08-19 06:06:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2020-08-19 06:06:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2020-08-19 06:06:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2020-08-19 06:06:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2020-08-19 06:06:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2020-08-19 06:06:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2020-08-19 06:06:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2020-08-19 06:06:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2020-08-19 06:06:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2020-08-19 06:06:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2020-08-19 06:06:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2020-08-19 06:06:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2020-08-19 06:06:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2020-08-19 06:06:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2020-08-19 06:06:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2020-08-19 06:06:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2020-08-19 06:06:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2020-08-19 06:06:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2020-08-19 06:06:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2020-08-19 06:06:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2020-08-19 06:06:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2020-08-19 06:06:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2020-08-19 06:06:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2020-08-19 06:06:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-08-19 06:06:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2020-08-19 06:06:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2020-08-19 06:06:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-08-19 06:06:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-08-19 06:06:47,684 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2020-08-19 06:06:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-08-19 06:06:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2020-08-19 06:06:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2020-08-19 06:06:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2020-08-19 06:06:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-08-19 06:06:47,685 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2020-08-19 06:06:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2020-08-19 06:06:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2020-08-19 06:06:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2020-08-19 06:06:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2020-08-19 06:06:47,686 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2020-08-19 06:06:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2020-08-19 06:06:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2020-08-19 06:06:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2020-08-19 06:06:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2020-08-19 06:06:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2020-08-19 06:06:47,687 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2020-08-19 06:06:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2020-08-19 06:06:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2020-08-19 06:06:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2020-08-19 06:06:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2020-08-19 06:06:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-08-19 06:06:47,688 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2020-08-19 06:06:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2020-08-19 06:06:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2020-08-19 06:06:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2020-08-19 06:06:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2020-08-19 06:06:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2020-08-19 06:06:47,689 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2020-08-19 06:06:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure index [2020-08-19 06:06:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2020-08-19 06:06:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2020-08-19 06:06:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure ffsl [2020-08-19 06:06:47,690 INFO L130 BoogieDeclarations]: Found specification of procedure ffsll [2020-08-19 06:06:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2020-08-19 06:06:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2020-08-19 06:06:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp_l [2020-08-19 06:06:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp_l [2020-08-19 06:06:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure explicit_bzero [2020-08-19 06:06:47,691 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2020-08-19 06:06:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2020-08-19 06:06:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2020-08-19 06:06:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2020-08-19 06:06:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2020-08-19 06:06:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2020-08-19 06:06:47,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-19 06:06:47,693 INFO L130 BoogieDeclarations]: Found specification of procedure ring_enqueue [2020-08-19 06:06:47,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-19 06:06:47,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-19 06:06:47,693 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2020-08-19 06:06:47,693 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2020-08-19 06:06:47,693 INFO L130 BoogieDeclarations]: Found specification of procedure ring_init [2020-08-19 06:06:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure reader_fn [2020-08-19 06:06:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2020-08-19 06:06:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2020-08-19 06:06:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-19 06:06:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-19 06:06:47,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-19 06:06:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-19 06:06:47,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-19 06:06:47,697 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-08-19 06:06:48,490 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-19 06:06:48,491 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-08-19 06:06:48,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 06:06:48 BoogieIcfgContainer [2020-08-19 06:06:48,495 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-19 06:06:48,496 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-19 06:06:48,496 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-19 06:06:48,500 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-19 06:06:48,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.08 06:06:46" (1/3) ... [2020-08-19 06:06:48,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f7b602e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 06:06:48, skipping insertion in model container [2020-08-19 06:06:48,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.08 06:06:47" (2/3) ... [2020-08-19 06:06:48,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f7b602e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.08 06:06:48, skipping insertion in model container [2020-08-19 06:06:48,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.08 06:06:48" (3/3) ... [2020-08-19 06:06:48,503 INFO L109 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2020-08-19 06:06:48,514 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-08-19 06:06:48,514 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-19 06:06:48,522 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2020-08-19 06:06:48,523 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-08-19 06:06:48,563 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,564 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,564 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,564 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,565 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,567 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,567 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,567 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,567 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,567 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,568 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,568 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,568 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,569 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,569 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-08-19 06:06:48,570 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:251) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:341) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) 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:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-08-19 06:06:48,581 INFO L168 Benchmark]: Toolchain (without parser) took 1879.35 ms. Allocated memory was 138.9 MB in the beginning and 234.4 MB in the end (delta: 95.4 MB). Free memory was 100.4 MB in the beginning and 176.2 MB in the end (delta: -75.8 MB). Peak memory consumption was 19.6 MB. Max. memory is 7.1 GB. [2020-08-19 06:06:48,582 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-19 06:06:48,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 775.91 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 100.2 MB in the beginning and 148.0 MB in the end (delta: -47.9 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2020-08-19 06:06:48,585 INFO L168 Benchmark]: Boogie Preprocessor took 96.23 ms. Allocated memory is still 202.4 MB. Free memory was 148.0 MB in the beginning and 143.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-08-19 06:06:48,587 INFO L168 Benchmark]: RCFGBuilder took 917.64 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 143.9 MB in the beginning and 183.5 MB in the end (delta: -39.6 MB). Peak memory consumption was 62.0 MB. Max. memory is 7.1 GB. [2020-08-19 06:06:48,588 INFO L168 Benchmark]: TraceAbstraction took 81.11 ms. Allocated memory is still 234.4 MB. Free memory was 182.0 MB in the beginning and 176.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2020-08-19 06:06:48,600 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 775.91 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 100.2 MB in the beginning and 148.0 MB in the end (delta: -47.9 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.23 ms. Allocated memory is still 202.4 MB. Free memory was 148.0 MB in the beginning and 143.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 917.64 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 143.9 MB in the beginning and 183.5 MB in the end (delta: -39.6 MB). Peak memory consumption was 62.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 81.11 ms. Allocated memory is still 234.4 MB. Free memory was 182.0 MB in the beginning and 176.2 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:251) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...