/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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-21 21:16:02,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 21:16:02,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 21:16:02,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-21 21:16:02,492 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-21 21:16:02,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-21 21:16:02,495 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-21 21:16:02,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-21 21:16:02,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-21 21:16:02,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-21 21:16:02,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-21 21:16:02,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-21 21:16:02,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 21:16:02,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 21:16:02,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 21:16:02,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 21:16:02,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 21:16:02,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 21:16:02,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 21:16:02,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 21:16:02,526 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 21:16:02,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 21:16:02,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 21:16:02,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 21:16:02,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-21 21:16:02,539 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-21 21:16:02,539 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-21 21:16:02,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-21 21:16:02,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-21 21:16:02,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-21 21:16:02,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-21 21:16:02,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-21 21:16:02,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-21 21:16:02,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-21 21:16:02,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-21 21:16:02,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-21 21:16:02,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-21 21:16:02,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-21 21:16:02,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-21 21:16:02,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-21 21:16:02,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-21 21:16:02,556 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-21 21:16:02,578 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 21:16:02,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 21:16:02,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 21:16:02,583 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-21 21:16:02,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 21:16:02,583 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-21 21:16:02,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 21:16:02,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 21:16:02,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 21:16:02,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 21:16:02,585 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-21 21:16:02,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 21:16:02,586 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 21:16:02,586 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 21:16:02,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 21:16:02,586 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-21 21:16:02,586 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-21 21:16:02,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 21:16:02,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 21:16:02,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 21:16:02,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-21 21:16:02,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 21:16:02,588 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 21:16:02,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 21:16:03,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 21:16:03,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 21:16:03,035 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 21:16:03,037 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 21:16:03,038 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-02-21 21:16:03,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb5c9d8a/a611069b3e80490e82b833b11232338b/FLAG68b4523e1 [2021-02-21 21:16:03,804 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 21:16:03,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i [2021-02-21 21:16:03,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb5c9d8a/a611069b3e80490e82b833b11232338b/FLAG68b4523e1 [2021-02-21 21:16:04,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6fb5c9d8a/a611069b3e80490e82b833b11232338b [2021-02-21 21:16:04,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 21:16:04,060 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 21:16:04,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 21:16:04,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 21:16:04,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 21:16:04,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 09:16:04" (1/1) ... [2021-02-21 21:16:04,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10814d88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:16:04, skipping insertion in model container [2021-02-21 21:16:04,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 09:16:04" (1/1) ... [2021-02-21 21:16:04,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 21:16:04,154 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 21:16:04,306 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-02-21 21:16:04,596 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39095,39108] [2021-02-21 21:16:04,601 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39180,39193] [2021-02-21 21:16:04,603 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39232,39245] [2021-02-21 21:16:04,609 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39641,39654] [2021-02-21 21:16:04,610 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39726,39739] [2021-02-21 21:16:04,611 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39778,39791] [2021-02-21 21:16:04,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 21:16:04,626 INFO L203 MainTranslator]: Completed pre-run [2021-02-21 21:16:04,642 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-02-21 21:16:04,672 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39095,39108] [2021-02-21 21:16:04,673 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39180,39193] [2021-02-21 21:16:04,674 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39232,39245] [2021-02-21 21:16:04,677 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39641,39654] [2021-02-21 21:16:04,678 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39726,39739] [2021-02-21 21:16:04,679 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/ring_1w1r-1.i[39778,39791] [2021-02-21 21:16:04,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 21:16:04,884 INFO L208 MainTranslator]: Completed translation [2021-02-21 21:16:04,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:16:04 WrapperNode [2021-02-21 21:16:04,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 21:16:04,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-21 21:16:04,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-21 21:16:04,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-21 21:16:04,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:16:04" (1/1) ... [2021-02-21 21:16:04,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:16:04" (1/1) ... [2021-02-21 21:16:04,920 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:16:04" (1/1) ... [2021-02-21 21:16:04,921 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:16:04" (1/1) ... [2021-02-21 21:16:04,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:16:04" (1/1) ... [2021-02-21 21:16:04,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:16:04" (1/1) ... [2021-02-21 21:16:04,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:16:04" (1/1) ... [2021-02-21 21:16:04,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-21 21:16:04,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-21 21:16:04,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-21 21:16:04,969 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-21 21:16:04,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:16:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 21:16:05,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-21 21:16:05,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-21 21:16:05,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_16 [2021-02-21 21:16:05,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-02-21 21:16:05,073 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-02-21 21:16:05,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-02-21 21:16:05,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-02-21 21:16:05,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-02-21 21:16:05,074 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-21 21:16:05,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_enqueue [2021-02-21 21:16:05,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_dequeue [2021-02-21 21:16:05,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_empty [2021-02-21 21:16:05,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ring_init [2021-02-21 21:16:05,075 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_fn [2021-02-21 21:16:05,075 INFO L138 BoogieDeclarations]: Found implementation of procedure writer_fn [2021-02-21 21:16:05,075 INFO L138 BoogieDeclarations]: Found implementation of procedure reader_nowait_fn [2021-02-21 21:16:05,076 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-21 21:16:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_16 [2021-02-21 21:16:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_bswap16 [2021-02-21 21:16:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-02-21 21:16:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-02-21 21:16:05,076 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-02-21 21:16:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-02-21 21:16:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-02-21 21:16:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2021-02-21 21:16:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2021-02-21 21:16:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2021-02-21 21:16:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2021-02-21 21:16:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2021-02-21 21:16:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2021-02-21 21:16:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2021-02-21 21:16:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2021-02-21 21:16:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2021-02-21 21:16:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2021-02-21 21:16:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2021-02-21 21:16:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2021-02-21 21:16:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure time [2021-02-21 21:16:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2021-02-21 21:16:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2021-02-21 21:16:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2021-02-21 21:16:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2021-02-21 21:16:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2021-02-21 21:16:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2021-02-21 21:16:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2021-02-21 21:16:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2021-02-21 21:16:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2021-02-21 21:16:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2021-02-21 21:16:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2021-02-21 21:16:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2021-02-21 21:16:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2021-02-21 21:16:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2021-02-21 21:16:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2021-02-21 21:16:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2021-02-21 21:16:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2021-02-21 21:16:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2021-02-21 21:16:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2021-02-21 21:16:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2021-02-21 21:16:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2021-02-21 21:16:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2021-02-21 21:16:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2021-02-21 21:16:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2021-02-21 21:16:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2021-02-21 21:16:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2021-02-21 21:16:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2021-02-21 21:16:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2021-02-21 21:16:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get [2021-02-21 21:16:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2021-02-21 21:16:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2021-02-21 21:16:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2021-02-21 21:16:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2021-02-21 21:16:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2021-02-21 21:16:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2021-02-21 21:16:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2021-02-21 21:16:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2021-02-21 21:16:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2021-02-21 21:16:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2021-02-21 21:16:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2021-02-21 21:16:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2021-02-21 21:16:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2021-02-21 21:16:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2021-02-21 21:16:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2021-02-21 21:16:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2021-02-21 21:16:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2021-02-21 21:16:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2021-02-21 21:16:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2021-02-21 21:16:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2021-02-21 21:16:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2021-02-21 21:16:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2021-02-21 21:16:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2021-02-21 21:16:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2021-02-21 21:16:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2021-02-21 21:16:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2021-02-21 21:16:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2021-02-21 21:16:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2021-02-21 21:16:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2021-02-21 21:16:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2021-02-21 21:16:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2021-02-21 21:16:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2021-02-21 21:16:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2021-02-21 21:16:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2021-02-21 21:16:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2021-02-21 21:16:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2021-02-21 21:16:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2021-02-21 21:16:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2021-02-21 21:16:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2021-02-21 21:16:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2021-02-21 21:16:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2021-02-21 21:16:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2021-02-21 21:16:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2021-02-21 21:16:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2021-02-21 21:16:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2021-02-21 21:16:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2021-02-21 21:16:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2021-02-21 21:16:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2021-02-21 21:16:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2021-02-21 21:16:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2021-02-21 21:16:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2021-02-21 21:16:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2021-02-21 21:16:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2021-02-21 21:16:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2021-02-21 21:16:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2021-02-21 21:16:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2021-02-21 21:16:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2021-02-21 21:16:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2021-02-21 21:16:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2021-02-21 21:16:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2021-02-21 21:16:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2021-02-21 21:16:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2021-02-21 21:16:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2021-02-21 21:16:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2021-02-21 21:16:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2021-02-21 21:16:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2021-02-21 21:16:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2021-02-21 21:16:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2021-02-21 21:16:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2021-02-21 21:16:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2021-02-21 21:16:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2021-02-21 21:16:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2021-02-21 21:16:05,094 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2021-02-21 21:16:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2021-02-21 21:16:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2021-02-21 21:16:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2021-02-21 21:16:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2021-02-21 21:16:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2021-02-21 21:16:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2021-02-21 21:16:05,095 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2021-02-21 21:16:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2021-02-21 21:16:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2021-02-21 21:16:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2021-02-21 21:16:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2021-02-21 21:16:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2021-02-21 21:16:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2021-02-21 21:16:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2021-02-21 21:16:05,096 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2021-02-21 21:16:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2021-02-21 21:16:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2021-02-21 21:16:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2021-02-21 21:16:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2021-02-21 21:16:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2021-02-21 21:16:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2021-02-21 21:16:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2021-02-21 21:16:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2021-02-21 21:16:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2021-02-21 21:16:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2021-02-21 21:16:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2021-02-21 21:16:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2021-02-21 21:16:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2021-02-21 21:16:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2021-02-21 21:16:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2021-02-21 21:16:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2021-02-21 21:16:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-02-21 21:16:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2021-02-21 21:16:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2021-02-21 21:16:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-02-21 21:16:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-02-21 21:16:05,099 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-02-21 21:16:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2021-02-21 21:16:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-02-21 21:16:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-02-21 21:16:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2021-02-21 21:16:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-02-21 21:16:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-02-21 21:16:05,100 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2021-02-21 21:16:05,101 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2021-02-21 21:16:05,101 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2021-02-21 21:16:05,101 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2021-02-21 21:16:05,101 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2021-02-21 21:16:05,101 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2021-02-21 21:16:05,101 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2021-02-21 21:16:05,101 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-02-21 21:16:05,102 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2021-02-21 21:16:05,102 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2021-02-21 21:16:05,102 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2021-02-21 21:16:05,102 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-02-21 21:16:05,102 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2021-02-21 21:16:05,102 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2021-02-21 21:16:05,102 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2021-02-21 21:16:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2021-02-21 21:16:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2021-02-21 21:16:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2021-02-21 21:16:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2021-02-21 21:16:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2021-02-21 21:16:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2021-02-21 21:16:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2021-02-21 21:16:05,103 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2021-02-21 21:16:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure index [2021-02-21 21:16:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2021-02-21 21:16:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2021-02-21 21:16:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure ffsl [2021-02-21 21:16:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure ffsll [2021-02-21 21:16:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2021-02-21 21:16:05,104 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2021-02-21 21:16:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp_l [2021-02-21 21:16:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp_l [2021-02-21 21:16:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure explicit_bzero [2021-02-21 21:16:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2021-02-21 21:16:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2021-02-21 21:16:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2021-02-21 21:16:05,105 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2021-02-21 21:16:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2021-02-21 21:16:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2021-02-21 21:16:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-21 21:16:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-21 21:16:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-21 21:16:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-21 21:16:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-21 21:16:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-21 21:16:05,106 INFO L130 BoogieDeclarations]: Found specification of procedure ring_enqueue [2021-02-21 21:16:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-21 21:16:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-21 21:16:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure ring_dequeue [2021-02-21 21:16:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure ring_empty [2021-02-21 21:16:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure ring_init [2021-02-21 21:16:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure reader_fn [2021-02-21 21:16:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure writer_fn [2021-02-21 21:16:05,107 INFO L130 BoogieDeclarations]: Found specification of procedure reader_nowait_fn [2021-02-21 21:16:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-21 21:16:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-21 21:16:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-21 21:16:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-21 21:16:05,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-21 21:16:05,949 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-21 21:16:05,949 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-02-21 21:16:05,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 09:16:05 BoogieIcfgContainer [2021-02-21 21:16:05,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-21 21:16:05,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-21 21:16:05,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-21 21:16:05,957 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-21 21:16:05,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.02 09:16:04" (1/3) ... [2021-02-21 21:16:05,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27615484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 09:16:05, skipping insertion in model container [2021-02-21 21:16:05,958 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:16:04" (2/3) ... [2021-02-21 21:16:05,958 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27615484 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 09:16:05, skipping insertion in model container [2021-02-21 21:16:05,959 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 09:16:05" (3/3) ... [2021-02-21 21:16:05,960 INFO L111 eAbstractionObserver]: Analyzing ICFG ring_1w1r-1.i [2021-02-21 21:16:05,967 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-21 21:16:05,967 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-21 21:16:05,972 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2021-02-21 21:16:05,973 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-21 21:16:06,019 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,020 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,021 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,021 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,023 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,023 WARN L313 ript$VariableManager]: TermVariabe |reader_nowait_fnThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,023 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,023 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,024 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,024 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,024 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,024 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,025 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,025 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,025 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,025 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~r~2.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,025 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,026 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~val~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,026 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,026 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,026 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,026 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,027 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,027 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,027 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,027 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~i~2 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,028 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,028 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,028 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,028 WARN L313 ript$VariableManager]: TermVariabe reader_nowait_fnThread1of1ForFork0_~last~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 21:16:06,029 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: ProcedureMultiplier does not support IcfgCallTransition. Calls and returns should habe been removed by inlining. (Did the inlining fail because this program is recursive.) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ProcedureMultiplier.(ProcedureMultiplier.java:255) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateAllErrorsAtOnce(TraceAbstractionStarter.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:171) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-02-21 21:16:06,035 INFO L168 Benchmark]: Toolchain (without parser) took 1985.79 ms. Allocated memory was 151.0 MB in the beginning and 184.5 MB in the end (delta: 33.6 MB). Free memory was 125.7 MB in the beginning and 144.5 MB in the end (delta: -18.9 MB). Peak memory consumption was 16.2 MB. Max. memory is 8.0 GB. [2021-02-21 21:16:06,036 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 125.0 MB in the end (delta: 99.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 21:16:06,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 821.43 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 120.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 37.2 MB. Max. memory is 8.0 GB. [2021-02-21 21:16:06,038 INFO L168 Benchmark]: Boogie Preprocessor took 81.33 ms. Allocated memory is still 151.0 MB. Free memory was 120.4 MB in the beginning and 116.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-21 21:16:06,039 INFO L168 Benchmark]: RCFGBuilder took 982.80 ms. Allocated memory was 151.0 MB in the beginning and 184.5 MB in the end (delta: 33.6 MB). Free memory was 116.2 MB in the beginning and 151.4 MB in the end (delta: -35.1 MB). Peak memory consumption was 65.0 MB. Max. memory is 8.0 GB. [2021-02-21 21:16:06,040 INFO L168 Benchmark]: TraceAbstraction took 78.95 ms. Allocated memory is still 184.5 MB. Free memory was 150.8 MB in the beginning and 144.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2021-02-21 21:16:06,045 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 125.0 MB in the end (delta: 99.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 821.43 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 120.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 37.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 81.33 ms. Allocated memory is still 151.0 MB. Free memory was 120.4 MB in the beginning and 116.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 982.80 ms. Allocated memory was 151.0 MB in the beginning and 184.5 MB in the end (delta: 33.6 MB). Free memory was 116.2 MB in the beginning and 151.4 MB in the end (delta: -35.1 MB). Peak memory consumption was 65.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 78.95 ms. Allocated memory is still 184.5 MB. Free memory was 150.8 MB in the beginning and 144.5 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...