/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/stack-2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-23 13:48:46,563 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-23 13:48:46,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-23 13:48:46,623 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-23 13:48:46,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-23 13:48:46,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-23 13:48:46,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-23 13:48:46,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-23 13:48:46,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-23 13:48:46,649 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-23 13:48:46,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-23 13:48:46,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-23 13:48:46,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-23 13:48:46,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-23 13:48:46,659 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-23 13:48:46,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-23 13:48:46,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-23 13:48:46,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-23 13:48:46,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-23 13:48:46,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-23 13:48:46,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-23 13:48:46,693 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-23 13:48:46,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-23 13:48:46,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-23 13:48:46,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-23 13:48:46,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-23 13:48:46,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-23 13:48:46,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-23 13:48:46,731 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 [2021-02-23 13:48:46,793 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-23 13:48:46,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-23 13:48:46,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-23 13:48:46,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-23 13:48:46,797 INFO L138 SettingsManager]: * Use SBE=true [2021-02-23 13:48:46,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-23 13:48:46,798 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-23 13:48:46,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-23 13:48:46,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-23 13:48:46,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-23 13:48:46,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-23 13:48:46,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-23 13:48:46,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-23 13:48:46,802 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-23 13:48:46,803 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-23 13:48:46,803 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-23 13:48:46,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-23 13:48:46,803 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-23 13:48:46,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-23 13:48:46,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-23 13:48:46,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 13:48:46,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-23 13:48:46,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-23 13:48:46,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-23 13:48:46,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-23 13:48:46,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-23 13:48:46,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-23 13:48:46,806 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-23 13:48:46,806 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-23 13:48:47,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-23 13:48:47,286 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-23 13:48:47,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-23 13:48:47,290 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-23 13:48:47,291 INFO L275 PluginConnector]: CDTParser initialized [2021-02-23 13:48:47,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/stack-2.i [2021-02-23 13:48:47,383 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c33de295c/3699187c980348dc8540ed2680ff4e04/FLAG7d40956ec [2021-02-23 13:48:48,101 INFO L306 CDTParser]: Found 1 translation units. [2021-02-23 13:48:48,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-2.i [2021-02-23 13:48:48,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c33de295c/3699187c980348dc8540ed2680ff4e04/FLAG7d40956ec [2021-02-23 13:48:48,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c33de295c/3699187c980348dc8540ed2680ff4e04 [2021-02-23 13:48:48,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-23 13:48:48,309 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-23 13:48:48,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-23 13:48:48,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-23 13:48:48,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-23 13:48:48,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 01:48:48" (1/1) ... [2021-02-23 13:48:48,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e0566a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:48:48, skipping insertion in model container [2021-02-23 13:48:48,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 01:48:48" (1/1) ... [2021-02-23 13:48:48,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-23 13:48:48,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-23 13:48:49,070 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/stack-2.i[41520,41533] [2021-02-23 13:48:49,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 13:48:49,155 INFO L203 MainTranslator]: Completed pre-run [2021-02-23 13:48:49,230 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/stack-2.i[41520,41533] [2021-02-23 13:48:49,255 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 13:48:49,574 INFO L208 MainTranslator]: Completed translation [2021-02-23 13:48:49,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:48:49 WrapperNode [2021-02-23 13:48:49,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-23 13:48:49,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-23 13:48:49,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-23 13:48:49,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-23 13:48:49,592 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:48:49" (1/1) ... [2021-02-23 13:48:49,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:48:49" (1/1) ... [2021-02-23 13:48:49,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:48:49" (1/1) ... [2021-02-23 13:48:49,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:48:49" (1/1) ... [2021-02-23 13:48:49,663 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:48:49" (1/1) ... [2021-02-23 13:48:49,672 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:48:49" (1/1) ... [2021-02-23 13:48:49,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:48:49" (1/1) ... [2021-02-23 13:48:49,712 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-23 13:48:49,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-23 13:48:49,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-23 13:48:49,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-23 13:48:49,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:48:49" (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 [2021-02-23 13:48:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-23 13:48:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-23 13:48:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-23 13:48:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-23 13:48:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-02-23 13:48:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-02-23 13:48:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-02-23 13:48:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-02-23 13:48:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-02-23 13:48:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-02-23 13:48:49,838 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_top [2021-02-23 13:48:49,838 INFO L138 BoogieDeclarations]: Found implementation of procedure dec_top [2021-02-23 13:48:49,839 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2021-02-23 13:48:49,839 INFO L138 BoogieDeclarations]: Found implementation of procedure stack_empty [2021-02-23 13:48:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure push [2021-02-23 13:48:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure pop [2021-02-23 13:48:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-02-23 13:48:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-02-23 13:48:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-23 13:48:49,841 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-23 13:48:49,841 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-23 13:48:49,841 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-23 13:48:49,841 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-23 13:48:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-23 13:48:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-23 13:48:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-23 13:48:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-02-23 13:48:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-02-23 13:48:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-02-23 13:48:49,842 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-02-23 13:48:49,843 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-02-23 13:48:49,843 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2021-02-23 13:48:49,843 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2021-02-23 13:48:49,843 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2021-02-23 13:48:49,843 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2021-02-23 13:48:49,843 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2021-02-23 13:48:49,844 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2021-02-23 13:48:49,844 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2021-02-23 13:48:49,844 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2021-02-23 13:48:49,844 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2021-02-23 13:48:49,844 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2021-02-23 13:48:49,844 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2021-02-23 13:48:49,844 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2021-02-23 13:48:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure time [2021-02-23 13:48:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2021-02-23 13:48:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2021-02-23 13:48:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2021-02-23 13:48:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2021-02-23 13:48:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2021-02-23 13:48:49,845 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2021-02-23 13:48:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2021-02-23 13:48:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2021-02-23 13:48:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2021-02-23 13:48:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2021-02-23 13:48:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2021-02-23 13:48:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2021-02-23 13:48:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2021-02-23 13:48:49,846 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2021-02-23 13:48:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2021-02-23 13:48:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2021-02-23 13:48:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2021-02-23 13:48:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2021-02-23 13:48:49,847 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2021-02-23 13:48:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2021-02-23 13:48:49,848 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2021-02-23 13:48:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2021-02-23 13:48:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2021-02-23 13:48:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2021-02-23 13:48:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2021-02-23 13:48:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2021-02-23 13:48:49,849 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2021-02-23 13:48:49,850 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2021-02-23 13:48:49,851 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get [2021-02-23 13:48:49,851 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2021-02-23 13:48:49,851 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2021-02-23 13:48:49,851 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2021-02-23 13:48:49,851 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2021-02-23 13:48:49,851 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2021-02-23 13:48:49,852 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2021-02-23 13:48:49,852 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2021-02-23 13:48:49,852 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2021-02-23 13:48:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2021-02-23 13:48:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2021-02-23 13:48:49,853 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2021-02-23 13:48:49,854 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2021-02-23 13:48:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2021-02-23 13:48:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2021-02-23 13:48:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2021-02-23 13:48:49,855 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2021-02-23 13:48:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2021-02-23 13:48:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2021-02-23 13:48:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2021-02-23 13:48:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2021-02-23 13:48:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2021-02-23 13:48:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2021-02-23 13:48:49,856 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2021-02-23 13:48:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2021-02-23 13:48:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2021-02-23 13:48:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2021-02-23 13:48:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2021-02-23 13:48:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2021-02-23 13:48:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2021-02-23 13:48:49,857 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2021-02-23 13:48:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2021-02-23 13:48:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2021-02-23 13:48:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2021-02-23 13:48:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2021-02-23 13:48:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2021-02-23 13:48:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2021-02-23 13:48:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2021-02-23 13:48:49,858 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2021-02-23 13:48:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2021-02-23 13:48:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2021-02-23 13:48:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2021-02-23 13:48:49,859 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2021-02-23 13:48:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2021-02-23 13:48:49,860 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2021-02-23 13:48:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2021-02-23 13:48:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2021-02-23 13:48:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2021-02-23 13:48:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2021-02-23 13:48:49,861 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2021-02-23 13:48:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2021-02-23 13:48:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2021-02-23 13:48:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2021-02-23 13:48:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2021-02-23 13:48:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2021-02-23 13:48:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2021-02-23 13:48:49,862 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2021-02-23 13:48:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2021-02-23 13:48:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2021-02-23 13:48:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2021-02-23 13:48:49,863 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2021-02-23 13:48:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2021-02-23 13:48:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2021-02-23 13:48:49,864 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2021-02-23 13:48:49,865 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2021-02-23 13:48:49,867 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2021-02-23 13:48:49,870 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2021-02-23 13:48:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2021-02-23 13:48:49,871 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2021-02-23 13:48:49,872 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2021-02-23 13:48:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2021-02-23 13:48:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2021-02-23 13:48:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2021-02-23 13:48:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2021-02-23 13:48:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2021-02-23 13:48:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2021-02-23 13:48:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2021-02-23 13:48:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2021-02-23 13:48:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2021-02-23 13:48:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2021-02-23 13:48:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2021-02-23 13:48:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2021-02-23 13:48:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2021-02-23 13:48:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2021-02-23 13:48:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2021-02-23 13:48:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2021-02-23 13:48:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2021-02-23 13:48:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2021-02-23 13:48:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2021-02-23 13:48:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2021-02-23 13:48:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2021-02-23 13:48:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2021-02-23 13:48:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2021-02-23 13:48:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2021-02-23 13:48:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2021-02-23 13:48:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2021-02-23 13:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2021-02-23 13:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2021-02-23 13:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2021-02-23 13:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2021-02-23 13:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2021-02-23 13:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2021-02-23 13:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2021-02-23 13:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2021-02-23 13:48:49,881 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2021-02-23 13:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure __underflow [2021-02-23 13:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure __uflow [2021-02-23 13:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure __overflow [2021-02-23 13:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_getc [2021-02-23 13:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_putc [2021-02-23 13:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_feof [2021-02-23 13:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ferror [2021-02-23 13:48:49,882 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_peekc_locked [2021-02-23 13:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_flockfile [2021-02-23 13:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_funlockfile [2021-02-23 13:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_ftrylockfile [2021-02-23 13:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfscanf [2021-02-23 13:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_vfprintf [2021-02-23 13:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_padn [2021-02-23 13:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_sgetn [2021-02-23 13:48:49,883 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekoff [2021-02-23 13:48:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_seekpos [2021-02-23 13:48:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure _IO_free_backup_area [2021-02-23 13:48:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure remove [2021-02-23 13:48:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure rename [2021-02-23 13:48:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure renameat [2021-02-23 13:48:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure tmpfile [2021-02-23 13:48:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam [2021-02-23 13:48:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure tmpnam_r [2021-02-23 13:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure tempnam [2021-02-23 13:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2021-02-23 13:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2021-02-23 13:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure fflush_unlocked [2021-02-23 13:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-02-23 13:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure freopen [2021-02-23 13:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure fdopen [2021-02-23 13:48:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure fmemopen [2021-02-23 13:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure open_memstream [2021-02-23 13:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2021-02-23 13:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure setvbuf [2021-02-23 13:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure setbuffer [2021-02-23 13:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure setlinebuf [2021-02-23 13:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure fprintf [2021-02-23 13:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-23 13:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2021-02-23 13:48:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure vfprintf [2021-02-23 13:48:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure vprintf [2021-02-23 13:48:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure vsprintf [2021-02-23 13:48:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2021-02-23 13:48:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure vsnprintf [2021-02-23 13:48:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure vdprintf [2021-02-23 13:48:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure dprintf [2021-02-23 13:48:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure fscanf [2021-02-23 13:48:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure scanf [2021-02-23 13:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2021-02-23 13:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure vfscanf [2021-02-23 13:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure vscanf [2021-02-23 13:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure vsscanf [2021-02-23 13:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2021-02-23 13:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2021-02-23 13:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure getchar [2021-02-23 13:48:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure getc_unlocked [2021-02-23 13:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure getchar_unlocked [2021-02-23 13:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc_unlocked [2021-02-23 13:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure fputc [2021-02-23 13:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure putc [2021-02-23 13:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2021-02-23 13:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure fputc_unlocked [2021-02-23 13:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure putc_unlocked [2021-02-23 13:48:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure putchar_unlocked [2021-02-23 13:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure getw [2021-02-23 13:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure putw [2021-02-23 13:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2021-02-23 13:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure __getdelim [2021-02-23 13:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure getdelim [2021-02-23 13:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure getline [2021-02-23 13:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2021-02-23 13:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2021-02-23 13:48:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure ungetc [2021-02-23 13:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2021-02-23 13:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite [2021-02-23 13:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure fread_unlocked [2021-02-23 13:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure fwrite_unlocked [2021-02-23 13:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2021-02-23 13:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure ftell [2021-02-23 13:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure rewind [2021-02-23 13:48:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure fseeko [2021-02-23 13:48:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure ftello [2021-02-23 13:48:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure fgetpos [2021-02-23 13:48:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure fsetpos [2021-02-23 13:48:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2021-02-23 13:48:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure feof [2021-02-23 13:48:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2021-02-23 13:48:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr_unlocked [2021-02-23 13:48:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure feof_unlocked [2021-02-23 13:48:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure ferror_unlocked [2021-02-23 13:48:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure perror [2021-02-23 13:48:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure fileno [2021-02-23 13:48:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure fileno_unlocked [2021-02-23 13:48:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure popen [2021-02-23 13:48:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure pclose [2021-02-23 13:48:49,902 INFO L130 BoogieDeclarations]: Found specification of procedure ctermid [2021-02-23 13:48:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure flockfile [2021-02-23 13:48:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure ftrylockfile [2021-02-23 13:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure funlockfile [2021-02-23 13:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2021-02-23 13:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-02-23 13:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure inc_top [2021-02-23 13:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure dec_top [2021-02-23 13:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2021-02-23 13:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure stack_empty [2021-02-23 13:48:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure push [2021-02-23 13:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-23 13:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure pop [2021-02-23 13:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-23 13:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-02-23 13:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-02-23 13:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-02-23 13:48:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-23 13:48:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-23 13:48:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-23 13:48:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-23 13:48:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-23 13:48:49,914 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-02-23 13:48:50,905 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-23 13:48:50,906 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-02-23 13:48:50,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 01:48:50 BoogieIcfgContainer [2021-02-23 13:48:50,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-23 13:48:50,912 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-23 13:48:50,912 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-23 13:48:50,916 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-23 13:48:50,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 01:48:48" (1/3) ... [2021-02-23 13:48:50,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f5c4b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 01:48:50, skipping insertion in model container [2021-02-23 13:48:50,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:48:49" (2/3) ... [2021-02-23 13:48:50,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13f5c4b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 01:48:50, skipping insertion in model container [2021-02-23 13:48:50,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 01:48:50" (3/3) ... [2021-02-23 13:48:50,920 INFO L111 eAbstractionObserver]: Analyzing ICFG stack-2.i [2021-02-23 13:48:50,932 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-23 13:48:50,933 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-23 13:48:50,939 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-23 13:48:50,940 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-23 13:48:51,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,001 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,002 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,002 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,003 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,004 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,004 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,004 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,004 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,005 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,005 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,006 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,006 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,007 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~tmp~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,007 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 13:48:51,008 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) [2021-02-23 13:48:51,013 INFO L168 Benchmark]: Toolchain (without parser) took 2714.67 ms. Allocated memory is still 155.2 MB. Free memory was 128.7 MB in the beginning and 93.1 MB in the end (delta: 35.6 MB). Peak memory consumption was 37.0 MB. Max. memory is 8.0 GB. [2021-02-23 13:48:51,014 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 155.2 MB. Free memory is still 127.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-23 13:48:51,015 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1263.93 ms. Allocated memory is still 155.2 MB. Free memory was 127.6 MB in the beginning and 102.3 MB in the end (delta: 25.3 MB). Peak memory consumption was 28.2 MB. Max. memory is 8.0 GB. [2021-02-23 13:48:51,016 INFO L168 Benchmark]: Boogie Preprocessor took 135.63 ms. Allocated memory is still 155.2 MB. Free memory was 102.3 MB in the beginning and 97.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-23 13:48:51,017 INFO L168 Benchmark]: RCFGBuilder took 1196.57 ms. Allocated memory is still 155.2 MB. Free memory was 97.7 MB in the beginning and 99.9 MB in the end (delta: -2.2 MB). Peak memory consumption was 52.9 MB. Max. memory is 8.0 GB. [2021-02-23 13:48:51,018 INFO L168 Benchmark]: TraceAbstraction took 98.69 ms. Allocated memory is still 155.2 MB. Free memory was 99.9 MB in the beginning and 93.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2021-02-23 13:48:51,021 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 155.2 MB. Free memory is still 127.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1263.93 ms. Allocated memory is still 155.2 MB. Free memory was 127.6 MB in the beginning and 102.3 MB in the end (delta: 25.3 MB). Peak memory consumption was 28.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 135.63 ms. Allocated memory is still 155.2 MB. Free memory was 102.3 MB in the beginning and 97.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1196.57 ms. Allocated memory is still 155.2 MB. Free memory was 97.7 MB in the beginning and 99.9 MB in the end (delta: -2.2 MB). Peak memory consumption was 52.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 98.69 ms. Allocated memory is still 155.2 MB. Free memory was 99.9 MB in the beginning and 93.1 MB in the end (delta: 6.8 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...