/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 00:21:21,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 00:21:21,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 00:21:21,996 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-22 00:21:22,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 00:21:22,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 00:21:22,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 00:21:22,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 00:21:22,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 00:21:22,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 00:21:22,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 00:21:22,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 00:21:22,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 00:21:22,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 00:21:22,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 00:21:22,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 00:21:22,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-22 00:21:22,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 00:21:22,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 00:21:22,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 00:21:22,057 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-22 00:21:22,069 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 00:21:22,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 00:21:22,072 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 00:21:22,072 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-22 00:21:22,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 00:21:22,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-22 00:21:22,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 00:21:22,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 00:21:22,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 00:21:22,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 00:21:22,074 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-22 00:21:22,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 00:21:22,074 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 00:21:22,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 00:21:22,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 00:21:22,075 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 00:21:22,075 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 00:21:22,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 00:21:22,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 00:21:22,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 00:21:22,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 00:21:22,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 00:21:22,077 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2021-02-22 00:21:22,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 00:21:22,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 00:21:22,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 00:21:22,506 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 00:21:22,507 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 00:21:22,508 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-02-22 00:21:22,612 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9f27db41/ff3884f25ab649f381b5fe0bb1cefe98/FLAG9de8b23a3 [2021-02-22 00:21:23,408 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 00:21:23,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-02-22 00:21:23,436 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9f27db41/ff3884f25ab649f381b5fe0bb1cefe98/FLAG9de8b23a3 [2021-02-22 00:21:23,652 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9f27db41/ff3884f25ab649f381b5fe0bb1cefe98 [2021-02-22 00:21:23,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 00:21:23,671 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 00:21:23,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 00:21:23,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 00:21:23,682 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 00:21:23,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 12:21:23" (1/1) ... [2021-02-22 00:21:23,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50cf7e88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:21:23, skipping insertion in model container [2021-02-22 00:21:23,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 12:21:23" (1/1) ... [2021-02-22 00:21:23,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 00:21:23,776 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 00:21:24,030 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-02-22 00:21:24,432 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] [2021-02-22 00:21:24,438 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] [2021-02-22 00:21:24,439 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] [2021-02-22 00:21:24,446 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] [2021-02-22 00:21:24,447 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] [2021-02-22 00:21:24,448 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] [2021-02-22 00:21:24,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 00:21:24,463 INFO L203 MainTranslator]: Completed pre-run [2021-02-22 00:21:24,479 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-02-22 00:21:24,508 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] [2021-02-22 00:21:24,509 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] [2021-02-22 00:21:24,511 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] [2021-02-22 00:21:24,514 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] [2021-02-22 00:21:24,515 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] [2021-02-22 00:21:24,516 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] [2021-02-22 00:21:24,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 00:21:24,751 INFO L208 MainTranslator]: Completed translation [2021-02-22 00:21:24,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:21:24 WrapperNode [2021-02-22 00:21:24,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 00:21:24,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-22 00:21:24,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-22 00:21:24,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-22 00:21:24,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:21:24" (1/1) ... [2021-02-22 00:21:24,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:21:24" (1/1) ... [2021-02-22 00:21:24,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:21:24" (1/1) ... [2021-02-22 00:21:24,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:21:24" (1/1) ... [2021-02-22 00:21:24,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:21:24" (1/1) ... [2021-02-22 00:21:24,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:21:24" (1/1) ... [2021-02-22 00:21:24,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:21:24" (1/1) ... [2021-02-22 00:21:24,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-22 00:21:24,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-22 00:21:24,896 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-22 00:21:24,896 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-22 00:21:24,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:21:24" (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 [2021-02-22 00:21:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-22 00:21:25,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-22 00:21:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_16 [2021-02-22 00:21:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-02-22 00:21:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-02-22 00:21:25,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-02-22 00:21:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-02-22 00:21:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-02-22 00:21:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-22 00:21:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_enqueue [2021-02-22 00:21:25,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2021-02-22 00:21:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2021-02-22 00:21:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_init [2021-02-22 00:21:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_fn [2021-02-22 00:21:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2021-02-22 00:21:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2021-02-22 00:21:25,009 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-22 00:21:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_16 [2021-02-22 00:21:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_bswap16 [2021-02-22 00:21:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-02-22 00:21:25,010 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-02-22 00:21:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-02-22 00:21:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-02-22 00:21:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-02-22 00:21:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2021-02-22 00:21:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2021-02-22 00:21:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2021-02-22 00:21:25,011 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2021-02-22 00:21:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2021-02-22 00:21:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2021-02-22 00:21:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2021-02-22 00:21:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2021-02-22 00:21:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2021-02-22 00:21:25,012 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2021-02-22 00:21:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2021-02-22 00:21:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2021-02-22 00:21:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure time [2021-02-22 00:21:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2021-02-22 00:21:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2021-02-22 00:21:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2021-02-22 00:21:25,013 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2021-02-22 00:21:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2021-02-22 00:21:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2021-02-22 00:21:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2021-02-22 00:21:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2021-02-22 00:21:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2021-02-22 00:21:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2021-02-22 00:21:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2021-02-22 00:21:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2021-02-22 00:21:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2021-02-22 00:21:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2021-02-22 00:21:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2021-02-22 00:21:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2021-02-22 00:21:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2021-02-22 00:21:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2021-02-22 00:21:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2021-02-22 00:21:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2021-02-22 00:21:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2021-02-22 00:21:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2021-02-22 00:21:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2021-02-22 00:21:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2021-02-22 00:21:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2021-02-22 00:21:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2021-02-22 00:21:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2021-02-22 00:21:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2021-02-22 00:21:25,017 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get [2021-02-22 00:21:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2021-02-22 00:21:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2021-02-22 00:21:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2021-02-22 00:21:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2021-02-22 00:21:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2021-02-22 00:21:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2021-02-22 00:21:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2021-02-22 00:21:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2021-02-22 00:21:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2021-02-22 00:21:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2021-02-22 00:21:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2021-02-22 00:21:25,019 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2021-02-22 00:21:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2021-02-22 00:21:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2021-02-22 00:21:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2021-02-22 00:21:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2021-02-22 00:21:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2021-02-22 00:21:25,020 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2021-02-22 00:21:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2021-02-22 00:21:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2021-02-22 00:21:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2021-02-22 00:21:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2021-02-22 00:21:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2021-02-22 00:21:25,021 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2021-02-22 00:21:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2021-02-22 00:21:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2021-02-22 00:21:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2021-02-22 00:21:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2021-02-22 00:21:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2021-02-22 00:21:25,022 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2021-02-22 00:21:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2021-02-22 00:21:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2021-02-22 00:21:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2021-02-22 00:21:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2021-02-22 00:21:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2021-02-22 00:21:25,023 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2021-02-22 00:21:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2021-02-22 00:21:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2021-02-22 00:21:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2021-02-22 00:21:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2021-02-22 00:21:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2021-02-22 00:21:25,024 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2021-02-22 00:21:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2021-02-22 00:21:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2021-02-22 00:21:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2021-02-22 00:21:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2021-02-22 00:21:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2021-02-22 00:21:25,025 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2021-02-22 00:21:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2021-02-22 00:21:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2021-02-22 00:21:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2021-02-22 00:21:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2021-02-22 00:21:25,026 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2021-02-22 00:21:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2021-02-22 00:21:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2021-02-22 00:21:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2021-02-22 00:21:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2021-02-22 00:21:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2021-02-22 00:21:25,027 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2021-02-22 00:21:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2021-02-22 00:21:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2021-02-22 00:21:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2021-02-22 00:21:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2021-02-22 00:21:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2021-02-22 00:21:25,028 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2021-02-22 00:21:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2021-02-22 00:21:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2021-02-22 00:21:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2021-02-22 00:21:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2021-02-22 00:21:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2021-02-22 00:21:25,029 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2021-02-22 00:21:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2021-02-22 00:21:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2021-02-22 00:21:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2021-02-22 00:21:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2021-02-22 00:21:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2021-02-22 00:21:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2021-02-22 00:21:25,030 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2021-02-22 00:21:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2021-02-22 00:21:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2021-02-22 00:21:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2021-02-22 00:21:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2021-02-22 00:21:25,031 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2021-02-22 00:21:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2021-02-22 00:21:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2021-02-22 00:21:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2021-02-22 00:21:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2021-02-22 00:21:25,032 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2021-02-22 00:21:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2021-02-22 00:21:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2021-02-22 00:21:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2021-02-22 00:21:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2021-02-22 00:21:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2021-02-22 00:21:25,033 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2021-02-22 00:21:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2021-02-22 00:21:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2021-02-22 00:21:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2021-02-22 00:21:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2021-02-22 00:21:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2021-02-22 00:21:25,034 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2021-02-22 00:21:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2021-02-22 00:21:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2021-02-22 00:21:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2021-02-22 00:21:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2021-02-22 00:21:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-02-22 00:21:25,035 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2021-02-22 00:21:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2021-02-22 00:21:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-02-22 00:21:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-02-22 00:21:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-02-22 00:21:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2021-02-22 00:21:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-02-22 00:21:25,036 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-02-22 00:21:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2021-02-22 00:21:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-02-22 00:21:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-02-22 00:21:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2021-02-22 00:21:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2021-02-22 00:21:25,037 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2021-02-22 00:21:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2021-02-22 00:21:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2021-02-22 00:21:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2021-02-22 00:21:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2021-02-22 00:21:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-02-22 00:21:25,038 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2021-02-22 00:21:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2021-02-22 00:21:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2021-02-22 00:21:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-02-22 00:21:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2021-02-22 00:21:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2021-02-22 00:21:25,039 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2021-02-22 00:21:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2021-02-22 00:21:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2021-02-22 00:21:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2021-02-22 00:21:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2021-02-22 00:21:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2021-02-22 00:21:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2021-02-22 00:21:25,040 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2021-02-22 00:21:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2021-02-22 00:21:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure index [2021-02-22 00:21:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2021-02-22 00:21:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2021-02-22 00:21:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure ffsl [2021-02-22 00:21:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure ffsll [2021-02-22 00:21:25,041 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2021-02-22 00:21:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2021-02-22 00:21:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp_l [2021-02-22 00:21:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp_l [2021-02-22 00:21:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure explicit_bzero [2021-02-22 00:21:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2021-02-22 00:21:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2021-02-22 00:21:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2021-02-22 00:21:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2021-02-22 00:21:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2021-02-22 00:21:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2021-02-22 00:21:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-22 00:21:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-22 00:21:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-22 00:21:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-22 00:21:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-22 00:21:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-22 00:21:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure ring_enqueue [2021-02-22 00:21:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-22 00:21:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-22 00:21:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2021-02-22 00:21:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2021-02-22 00:21:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure ring_init [2021-02-22 00:21:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure reader_fn [2021-02-22 00:21:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2021-02-22 00:21:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2021-02-22 00:21:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-22 00:21:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-22 00:21:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-22 00:21:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-22 00:21:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-22 00:21:25,887 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-22 00:21:25,887 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-02-22 00:21:25,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 12:21:25 BoogieIcfgContainer [2021-02-22 00:21:25,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-22 00:21:25,891 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-22 00:21:25,891 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-22 00:21:25,895 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-22 00:21:25,895 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 12:21:23" (1/3) ... [2021-02-22 00:21:25,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37c5828d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 12:21:25, skipping insertion in model container [2021-02-22 00:21:25,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:21:24" (2/3) ... [2021-02-22 00:21:25,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37c5828d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 12:21:25, skipping insertion in model container [2021-02-22 00:21:25,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 12:21:25" (3/3) ... [2021-02-22 00:21:25,898 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2021-02-22 00:21:25,905 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-22 00:21:25,905 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-22 00:21:25,910 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-02-22 00:21:25,911 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-22 00:21:25,955 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,956 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,956 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,956 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,956 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,957 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,957 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,957 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,957 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,957 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,957 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,958 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,958 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,958 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,958 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,958 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,958 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,959 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,959 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,959 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,959 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,959 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,960 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,960 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,960 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,960 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,960 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,961 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,961 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,961 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-22 00:21:25,962 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) [2021-02-22 00:21:25,967 INFO L168 Benchmark]: Toolchain (without parser) took 2306.92 ms. Allocated memory is still 151.0 MB. Free memory was 125.9 MB in the beginning and 86.9 MB in the end (delta: 39.0 MB). Peak memory consumption was 39.2 MB. Max. memory is 8.0 GB. [2021-02-22 00:21:25,967 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 151.0 MB. Free memory is still 124.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 00:21:25,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1075.07 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 111.7 MB in the end (delta: 13.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 8.0 GB. [2021-02-22 00:21:25,969 INFO L168 Benchmark]: Boogie Preprocessor took 142.05 ms. Allocated memory is still 151.0 MB. Free memory was 111.7 MB in the beginning and 108.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-02-22 00:21:25,970 INFO L168 Benchmark]: RCFGBuilder took 993.46 ms. Allocated memory is still 151.0 MB. Free memory was 108.0 MB in the beginning and 93.2 MB in the end (delta: 14.8 MB). Peak memory consumption was 42.1 MB. Max. memory is 8.0 GB. [2021-02-22 00:21:25,971 INFO L168 Benchmark]: TraceAbstraction took 72.83 ms. Allocated memory is still 151.0 MB. Free memory was 93.2 MB in the beginning and 86.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2021-02-22 00:21:25,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 151.0 MB. Free memory is still 124.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1075.07 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 111.7 MB in the end (delta: 13.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 142.05 ms. Allocated memory is still 151.0 MB. Free memory was 111.7 MB in the beginning and 108.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 993.46 ms. Allocated memory is still 151.0 MB. Free memory was 108.0 MB in the beginning and 93.2 MB in the end (delta: 14.8 MB). Peak memory consumption was 42.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 72.83 ms. Allocated memory is still 151.0 MB. Free memory was 93.2 MB in the beginning and 86.9 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...