/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 -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 0.2.1-dev-b7b32d2 [2021-02-21 16:24:42,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 16:24:42,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 16:24:42,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-21 16:24:42,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-21 16:24:42,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-21 16:24:42,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-21 16:24:42,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-21 16:24:42,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-21 16:24:42,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-21 16:24:42,643 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-21 16:24:42,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-21 16:24:42,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 16:24:42,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 16:24:42,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 16:24:42,651 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 16:24:42,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 16:24:42,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 16:24:42,681 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 16:24:42,684 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 16:24:42,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 16:24:42,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 16:24:42,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 16:24:42,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 16:24:42,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-21 16:24:42,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-21 16:24:42,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-21 16:24:42,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-21 16:24:42,710 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-21 16:24:42,739 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 16:24:42,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 16:24:42,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-21 16:24:42,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-21 16:24:42,742 INFO L138 SettingsManager]: * Use SBE=true [2021-02-21 16:24:42,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 16:24:42,743 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-21 16:24:42,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 16:24:42,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-21 16:24:42,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 16:24:42,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 16:24:42,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 16:24:42,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 16:24:42,745 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-21 16:24:42,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 16:24:42,746 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 16:24:42,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 16:24:42,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 16:24:42,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-21 16:24:42,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 16:24:42,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 16:24:42,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 16:24:42,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-21 16:24:42,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-21 16:24:42,749 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-21 16:24:42,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-21 16:24:42,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 16:24:42,750 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-21 16:24:42,751 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/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 16:24:43,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 16:24:43,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 16:24:43,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 16:24:43,183 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 16:24:43,184 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 16:24:43,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-02-21 16:24:43,278 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39c1ef258/82b958a4213445d1850305a39d54d879/FLAG0c63481ba [2021-02-21 16:24:44,077 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 16:24:44,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-02-21 16:24:44,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39c1ef258/82b958a4213445d1850305a39d54d879/FLAG0c63481ba [2021-02-21 16:24:44,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39c1ef258/82b958a4213445d1850305a39d54d879 [2021-02-21 16:24:44,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 16:24:44,321 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 16:24:44,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 16:24:44,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 16:24:44,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 16:24:44,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:24:44" (1/1) ... [2021-02-21 16:24:44,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3411869d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:44, skipping insertion in model container [2021-02-21 16:24:44,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:24:44" (1/1) ... [2021-02-21 16:24:44,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 16:24:44,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 16:24:44,559 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-02-21 16:24:44,852 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39095,39108] [2021-02-21 16:24:44,858 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39180,39193] [2021-02-21 16:24:44,859 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39232,39245] [2021-02-21 16:24:44,865 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39641,39654] [2021-02-21 16:24:44,866 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39726,39739] [2021-02-21 16:24:44,867 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39778,39791] [2021-02-21 16:24:44,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 16:24:44,882 INFO L203 MainTranslator]: Completed pre-run [2021-02-21 16:24:44,897 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-02-21 16:24:44,928 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39095,39108] [2021-02-21 16:24:44,930 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39180,39193] [2021-02-21 16:24:44,931 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39232,39245] [2021-02-21 16:24:44,934 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39641,39654] [2021-02-21 16:24:44,935 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39726,39739] [2021-02-21 16:24:44,936 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39778,39791] [2021-02-21 16:24:44,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 16:24:45,081 INFO L208 MainTranslator]: Completed translation [2021-02-21 16:24:45,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:45 WrapperNode [2021-02-21 16:24:45,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 16:24:45,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-21 16:24:45,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-21 16:24:45,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-21 16:24:45,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:45" (1/1) ... [2021-02-21 16:24:45,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:45" (1/1) ... [2021-02-21 16:24:45,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:45" (1/1) ... [2021-02-21 16:24:45,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:45" (1/1) ... [2021-02-21 16:24:45,153 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:45" (1/1) ... [2021-02-21 16:24:45,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:45" (1/1) ... [2021-02-21 16:24:45,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:45" (1/1) ... [2021-02-21 16:24:45,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-21 16:24:45,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-21 16:24:45,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-21 16:24:45,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-21 16:24:45,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2021-02-21 16:24:45,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-21 16:24:45,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-21 16:24:45,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_16 [2021-02-21 16:24:45,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-02-21 16:24:45,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-02-21 16:24:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-02-21 16:24:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-02-21 16:24:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-02-21 16:24:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-21 16:24:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_enqueue [2021-02-21 16:24:45,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2021-02-21 16:24:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2021-02-21 16:24:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_init [2021-02-21 16:24:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_fn [2021-02-21 16:24:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2021-02-21 16:24:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2021-02-21 16:24:45,344 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-21 16:24:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_16 [2021-02-21 16:24:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_bswap16 [2021-02-21 16:24:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-02-21 16:24:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-02-21 16:24:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-02-21 16:24:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-02-21 16:24:45,345 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-02-21 16:24:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2021-02-21 16:24:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2021-02-21 16:24:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2021-02-21 16:24:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2021-02-21 16:24:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2021-02-21 16:24:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2021-02-21 16:24:45,346 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2021-02-21 16:24:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2021-02-21 16:24:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2021-02-21 16:24:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2021-02-21 16:24:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2021-02-21 16:24:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2021-02-21 16:24:45,347 INFO L130 BoogieDeclarations]: Found specification of procedure time [2021-02-21 16:24:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2021-02-21 16:24:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2021-02-21 16:24:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2021-02-21 16:24:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2021-02-21 16:24:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2021-02-21 16:24:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2021-02-21 16:24:45,348 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2021-02-21 16:24:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2021-02-21 16:24:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2021-02-21 16:24:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2021-02-21 16:24:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2021-02-21 16:24:45,349 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2021-02-21 16:24:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2021-02-21 16:24:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2021-02-21 16:24:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2021-02-21 16:24:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2021-02-21 16:24:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2021-02-21 16:24:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2021-02-21 16:24:45,350 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2021-02-21 16:24:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2021-02-21 16:24:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2021-02-21 16:24:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2021-02-21 16:24:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2021-02-21 16:24:45,351 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2021-02-21 16:24:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2021-02-21 16:24:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2021-02-21 16:24:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2021-02-21 16:24:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2021-02-21 16:24:45,352 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get [2021-02-21 16:24:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2021-02-21 16:24:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2021-02-21 16:24:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2021-02-21 16:24:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2021-02-21 16:24:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2021-02-21 16:24:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2021-02-21 16:24:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2021-02-21 16:24:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2021-02-21 16:24:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2021-02-21 16:24:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2021-02-21 16:24:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2021-02-21 16:24:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2021-02-21 16:24:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2021-02-21 16:24:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2021-02-21 16:24:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2021-02-21 16:24:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2021-02-21 16:24:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2021-02-21 16:24:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2021-02-21 16:24:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2021-02-21 16:24:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2021-02-21 16:24:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2021-02-21 16:24:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2021-02-21 16:24:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2021-02-21 16:24:45,356 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2021-02-21 16:24:45,357 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2021-02-21 16:24:45,357 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2021-02-21 16:24:45,357 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2021-02-21 16:24:45,357 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2021-02-21 16:24:45,357 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2021-02-21 16:24:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2021-02-21 16:24:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2021-02-21 16:24:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2021-02-21 16:24:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2021-02-21 16:24:45,358 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2021-02-21 16:24:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2021-02-21 16:24:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2021-02-21 16:24:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2021-02-21 16:24:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2021-02-21 16:24:45,359 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2021-02-21 16:24:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2021-02-21 16:24:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2021-02-21 16:24:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2021-02-21 16:24:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2021-02-21 16:24:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2021-02-21 16:24:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2021-02-21 16:24:45,360 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2021-02-21 16:24:45,361 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2021-02-21 16:24:45,361 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2021-02-21 16:24:45,361 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2021-02-21 16:24:45,361 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2021-02-21 16:24:45,361 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2021-02-21 16:24:45,361 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2021-02-21 16:24:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2021-02-21 16:24:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2021-02-21 16:24:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2021-02-21 16:24:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2021-02-21 16:24:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2021-02-21 16:24:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2021-02-21 16:24:45,362 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2021-02-21 16:24:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2021-02-21 16:24:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2021-02-21 16:24:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2021-02-21 16:24:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2021-02-21 16:24:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2021-02-21 16:24:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2021-02-21 16:24:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2021-02-21 16:24:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2021-02-21 16:24:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2021-02-21 16:24:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2021-02-21 16:24:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2021-02-21 16:24:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2021-02-21 16:24:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2021-02-21 16:24:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2021-02-21 16:24:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2021-02-21 16:24:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2021-02-21 16:24:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2021-02-21 16:24:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2021-02-21 16:24:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2021-02-21 16:24:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2021-02-21 16:24:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2021-02-21 16:24:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2021-02-21 16:24:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2021-02-21 16:24:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2021-02-21 16:24:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2021-02-21 16:24:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2021-02-21 16:24:45,366 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2021-02-21 16:24:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2021-02-21 16:24:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2021-02-21 16:24:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2021-02-21 16:24:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2021-02-21 16:24:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2021-02-21 16:24:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2021-02-21 16:24:45,367 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2021-02-21 16:24:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2021-02-21 16:24:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2021-02-21 16:24:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2021-02-21 16:24:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2021-02-21 16:24:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2021-02-21 16:24:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2021-02-21 16:24:45,368 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2021-02-21 16:24:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2021-02-21 16:24:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2021-02-21 16:24:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2021-02-21 16:24:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2021-02-21 16:24:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-02-21 16:24:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2021-02-21 16:24:45,369 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2021-02-21 16:24:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-02-21 16:24:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-02-21 16:24:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-02-21 16:24:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2021-02-21 16:24:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-02-21 16:24:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-02-21 16:24:45,370 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2021-02-21 16:24:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-02-21 16:24:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-02-21 16:24:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2021-02-21 16:24:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2021-02-21 16:24:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2021-02-21 16:24:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2021-02-21 16:24:45,371 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2021-02-21 16:24:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2021-02-21 16:24:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2021-02-21 16:24:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-02-21 16:24:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2021-02-21 16:24:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2021-02-21 16:24:45,372 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2021-02-21 16:24:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-02-21 16:24:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2021-02-21 16:24:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2021-02-21 16:24:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2021-02-21 16:24:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2021-02-21 16:24:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2021-02-21 16:24:45,373 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2021-02-21 16:24:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2021-02-21 16:24:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2021-02-21 16:24:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2021-02-21 16:24:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2021-02-21 16:24:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2021-02-21 16:24:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure index [2021-02-21 16:24:45,374 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2021-02-21 16:24:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2021-02-21 16:24:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure ffsl [2021-02-21 16:24:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure ffsll [2021-02-21 16:24:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2021-02-21 16:24:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2021-02-21 16:24:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp_l [2021-02-21 16:24:45,375 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp_l [2021-02-21 16:24:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure explicit_bzero [2021-02-21 16:24:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2021-02-21 16:24:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2021-02-21 16:24:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2021-02-21 16:24:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2021-02-21 16:24:45,376 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2021-02-21 16:24:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2021-02-21 16:24:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-21 16:24:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-21 16:24:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-21 16:24:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-21 16:24:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-21 16:24:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-21 16:24:45,377 INFO L130 BoogieDeclarations]: Found specification of procedure ring_enqueue [2021-02-21 16:24:45,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-21 16:24:45,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-21 16:24:45,378 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2021-02-21 16:24:45,378 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2021-02-21 16:24:45,378 INFO L130 BoogieDeclarations]: Found specification of procedure ring_init [2021-02-21 16:24:45,378 INFO L130 BoogieDeclarations]: Found specification of procedure reader_fn [2021-02-21 16:24:45,378 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2021-02-21 16:24:45,379 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2021-02-21 16:24:45,379 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-21 16:24:45,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-21 16:24:45,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-21 16:24:45,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-21 16:24:45,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-21 16:24:45,382 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-02-21 16:24:46,864 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-21 16:24:46,864 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-02-21 16:24:46,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:24:46 BoogieIcfgContainer [2021-02-21 16:24:46,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-21 16:24:46,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-21 16:24:46,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-21 16:24:46,873 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-21 16:24:46,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.02 04:24:44" (1/3) ... [2021-02-21 16:24:46,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c64d4fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 04:24:46, skipping insertion in model container [2021-02-21 16:24:46,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:24:45" (2/3) ... [2021-02-21 16:24:46,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c64d4fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 04:24:46, skipping insertion in model container [2021-02-21 16:24:46,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:24:46" (3/3) ... [2021-02-21 16:24:46,877 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2021-02-21 16:24:46,884 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-21 16:24:46,884 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-21 16:24:46,890 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-02-21 16:24:46,891 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-21 16:24:46,947 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,948 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,948 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,948 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,949 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,949 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,949 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,949 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,950 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,950 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,950 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,950 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,950 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,950 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,951 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,951 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,951 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,951 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,951 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,952 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,952 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,952 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,952 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,952 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,952 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,953 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,953 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,953 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,953 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,953 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:24:46,954 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition. Calls and returns should habe been removed by inlining. (Did the inlining fail because this program is recursive.) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:255) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateAllErrorsAtOnce(TraceAbstractionStarter.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:171) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-02-21 16:24:46,960 INFO L168 Benchmark]: Toolchain (without parser) took 2647.69 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 106.6 MB in the end (delta: 18.2 MB). Peak memory consumption was 19.0 MB. Max. memory is 8.0 GB. [2021-02-21 16:24:46,961 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 151.0 MB. Free memory is still 123.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 16:24:46,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 756.86 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 111.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 27.6 MB. Max. memory is 8.0 GB. [2021-02-21 16:24:46,963 INFO L168 Benchmark]: Boogie Preprocessor took 116.93 ms. Allocated memory is still 151.0 MB. Free memory was 111.7 MB in the beginning and 107.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-21 16:24:46,964 INFO L168 Benchmark]: RCFGBuilder took 1666.01 ms. Allocated memory is still 151.0 MB. Free memory was 107.5 MB in the beginning and 113.4 MB in the end (delta: -5.9 MB). Peak memory consumption was 64.0 MB. Max. memory is 8.0 GB. [2021-02-21 16:24:46,965 INFO L168 Benchmark]: TraceAbstraction took 88.48 ms. Allocated memory is still 151.0 MB. Free memory was 112.9 MB in the beginning and 106.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2021-02-21 16:24:46,969 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 151.0 MB. Free memory is still 123.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 756.86 ms. Allocated memory is still 151.0 MB. Free memory was 123.6 MB in the beginning and 111.7 MB in the end (delta: 12.0 MB). Peak memory consumption was 27.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 116.93 ms. Allocated memory is still 151.0 MB. Free memory was 111.7 MB in the beginning and 107.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1666.01 ms. Allocated memory is still 151.0 MB. Free memory was 107.5 MB in the beginning and 113.4 MB in the end (delta: -5.9 MB). Peak memory consumption was 64.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 88.48 ms. Allocated memory is still 151.0 MB. Free memory was 112.9 MB in the beginning and 106.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition. Calls and returns should habe been removed by inlining. (Did the inlining fail because this program is recursive.) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition. Calls and returns should habe been removed by inlining. (Did the inlining fail because this program is recursive.): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:255) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...