/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 17:55:22,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 17:55:22,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 17:55:22,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 17:55:22,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 17:55:22,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 17:55:22,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 17:55:22,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 17:55:22,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 17:55:22,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 17:55:22,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 17:55:22,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 17:55:22,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 17:55:22,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 17:55:22,662 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 17:55:22,664 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 17:55:22,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 17:55:22,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 17:55:22,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 17:55:22,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 17:55:22,688 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 17:55:22,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 17:55:22,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 17:55:22,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 17:55:22,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 17:55:22,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 17:55:22,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 17:55:22,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 17:55:22,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 17:55:22,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 17:55:22,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 17:55:22,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 17:55:22,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 17:55:22,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 17:55:22,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 17:55:22,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 17:55:22,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 17:55:22,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 17:55:22,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 17:55:22,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 17:55:22,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 17:55:22,726 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-19 17:55:22,783 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 17:55:22,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 17:55:22,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 17:55:22,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 17:55:22,785 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 17:55:22,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 17:55:22,785 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 17:55:22,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 17:55:22,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 17:55:22,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 17:55:22,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 17:55:22,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 17:55:22,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 17:55:22,787 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 17:55:22,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 17:55:22,787 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 17:55:22,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 17:55:22,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 17:55:22,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 17:55:22,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 17:55:22,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 17:55:22,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 17:55:22,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 17:55:22,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 17:55:22,789 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 17:55:22,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 17:55:22,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 17:55:22,790 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 17:55:22,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 17:55:23,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 17:55:23,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 17:55:23,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 17:55:23,283 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 17:55:23,284 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 17:55:23,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2021-02-19 17:55:23,383 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/914b4b474/f7d789118ec14b2faaf141b0d8dad0f9/FLAG826e0e8fb [2021-02-19 17:55:24,111 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 17:55:24,112 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1.i [2021-02-19 17:55:24,137 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/914b4b474/f7d789118ec14b2faaf141b0d8dad0f9/FLAG826e0e8fb [2021-02-19 17:55:24,360 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/914b4b474/f7d789118ec14b2faaf141b0d8dad0f9 [2021-02-19 17:55:24,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 17:55:24,377 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 17:55:24,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 17:55:24,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 17:55:24,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 17:55:24,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:55:24" (1/1) ... [2021-02-19 17:55:24,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39bc1866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:55:24, skipping insertion in model container [2021-02-19 17:55:24,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 05:55:24" (1/1) ... [2021-02-19 17:55:24,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 17:55:24,472 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 17:55:24,653 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-02-19 17:55:24,877 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-atomic/read_write_lock-1.i[31246,31259] [2021-02-19 17:55:24,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:55:24,903 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 17:55:24,933 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-02-19 17:55:24,969 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-atomic/read_write_lock-1.i[31246,31259] [2021-02-19 17:55:24,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 17:55:25,132 INFO L208 MainTranslator]: Completed translation [2021-02-19 17:55:25,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:55:25 WrapperNode [2021-02-19 17:55:25,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 17:55:25,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 17:55:25,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 17:55:25,138 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 17:55:25,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:55:25" (1/1) ... [2021-02-19 17:55:25,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:55:25" (1/1) ... [2021-02-19 17:55:25,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:55:25" (1/1) ... [2021-02-19 17:55:25,178 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:55:25" (1/1) ... [2021-02-19 17:55:25,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:55:25" (1/1) ... [2021-02-19 17:55:25,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:55:25" (1/1) ... [2021-02-19 17:55:25,203 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:55:25" (1/1) ... [2021-02-19 17:55:25,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 17:55:25,213 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 17:55:25,213 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 17:55:25,213 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 17:55:25,214 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 05:55:25" (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 [2021-02-19 17:55:25,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 17:55:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 17:55:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-19 17:55:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 17:55:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_16 [2021-02-19 17:55:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-02-19 17:55:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-02-19 17:55:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-02-19 17:55:25,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-02-19 17:55:25,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-02-19 17:55:25,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_take_write_lock [2021-02-19 17:55:25,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_take_read_lock [2021-02-19 17:55:25,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release_read_lock [2021-02-19 17:55:25,325 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2021-02-19 17:55:25,325 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2021-02-19 17:55:25,326 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 17:55:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 17:55:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-19 17:55:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 17:55:25,327 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-19 17:55:25,331 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-19 17:55:25,331 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 17:55:25,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 17:55:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-02-19 17:55:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-02-19 17:55:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_16 [2021-02-19 17:55:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_bswap16 [2021-02-19 17:55:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-02-19 17:55:25,332 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-02-19 17:55:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-02-19 17:55:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-02-19 17:55:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-02-19 17:55:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2021-02-19 17:55:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2021-02-19 17:55:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2021-02-19 17:55:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2021-02-19 17:55:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2021-02-19 17:55:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2021-02-19 17:55:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2021-02-19 17:55:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2021-02-19 17:55:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2021-02-19 17:55:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2021-02-19 17:55:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2021-02-19 17:55:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2021-02-19 17:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure time [2021-02-19 17:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2021-02-19 17:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2021-02-19 17:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2021-02-19 17:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2021-02-19 17:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2021-02-19 17:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2021-02-19 17:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2021-02-19 17:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2021-02-19 17:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2021-02-19 17:55:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2021-02-19 17:55:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2021-02-19 17:55:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2021-02-19 17:55:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2021-02-19 17:55:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2021-02-19 17:55:25,337 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2021-02-19 17:55:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2021-02-19 17:55:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2021-02-19 17:55:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2021-02-19 17:55:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2021-02-19 17:55:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2021-02-19 17:55:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2021-02-19 17:55:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2021-02-19 17:55:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2021-02-19 17:55:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2021-02-19 17:55:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2021-02-19 17:55:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2021-02-19 17:55:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2021-02-19 17:55:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2021-02-19 17:55:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get [2021-02-19 17:55:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2021-02-19 17:55:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2021-02-19 17:55:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2021-02-19 17:55:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2021-02-19 17:55:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2021-02-19 17:55:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2021-02-19 17:55:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2021-02-19 17:55:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2021-02-19 17:55:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2021-02-19 17:55:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2021-02-19 17:55:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2021-02-19 17:55:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2021-02-19 17:55:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2021-02-19 17:55:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2021-02-19 17:55:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2021-02-19 17:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2021-02-19 17:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2021-02-19 17:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2021-02-19 17:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2021-02-19 17:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2021-02-19 17:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2021-02-19 17:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2021-02-19 17:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2021-02-19 17:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2021-02-19 17:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2021-02-19 17:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2021-02-19 17:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2021-02-19 17:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2021-02-19 17:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2021-02-19 17:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2021-02-19 17:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2021-02-19 17:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2021-02-19 17:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2021-02-19 17:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2021-02-19 17:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2021-02-19 17:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2021-02-19 17:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2021-02-19 17:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2021-02-19 17:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2021-02-19 17:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2021-02-19 17:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2021-02-19 17:55:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2021-02-19 17:55:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2021-02-19 17:55:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2021-02-19 17:55:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2021-02-19 17:55:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2021-02-19 17:55:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2021-02-19 17:55:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2021-02-19 17:55:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2021-02-19 17:55:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2021-02-19 17:55:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2021-02-19 17:55:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2021-02-19 17:55:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2021-02-19 17:55:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2021-02-19 17:55:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2021-02-19 17:55:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2021-02-19 17:55:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2021-02-19 17:55:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2021-02-19 17:55:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2021-02-19 17:55:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2021-02-19 17:55:25,355 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2021-02-19 17:55:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2021-02-19 17:55:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2021-02-19 17:55:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2021-02-19 17:55:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2021-02-19 17:55:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2021-02-19 17:55:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2021-02-19 17:55:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2021-02-19 17:55:25,366 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2021-02-19 17:55:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2021-02-19 17:55:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2021-02-19 17:55:25,367 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2021-02-19 17:55:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2021-02-19 17:55:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2021-02-19 17:55:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2021-02-19 17:55:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2021-02-19 17:55:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2021-02-19 17:55:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2021-02-19 17:55:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2021-02-19 17:55:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2021-02-19 17:55:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2021-02-19 17:55:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2021-02-19 17:55:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2021-02-19 17:55:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2021-02-19 17:55:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2021-02-19 17:55:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2021-02-19 17:55:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2021-02-19 17:55:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2021-02-19 17:55:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2021-02-19 17:55:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2021-02-19 17:55:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2021-02-19 17:55:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2021-02-19 17:55:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2021-02-19 17:55:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2021-02-19 17:55:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2021-02-19 17:55:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2021-02-19 17:55:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2021-02-19 17:55:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2021-02-19 17:55:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2021-02-19 17:55:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2021-02-19 17:55:25,371 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2021-02-19 17:55:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2021-02-19 17:55:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2021-02-19 17:55:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2021-02-19 17:55:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_take_write_lock [2021-02-19 17:55:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_take_read_lock [2021-02-19 17:55:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release_read_lock [2021-02-19 17:55:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2021-02-19 17:55:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2021-02-19 17:55:25,372 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 17:55:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 17:55:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 17:55:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 17:55:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 17:55:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 17:55:25,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 17:55:25,376 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-02-19 17:55:26,093 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 17:55:26,093 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-19 17:55:26,094 ERROR L331 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_release_read_lockENTRY is neither atomic block end nor a sink node. [2021-02-19 17:55:26,095 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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) [2021-02-19 17:55:26,101 INFO L168 Benchmark]: Toolchain (without parser) took 1732.16 ms. Allocated memory is still 160.4 MB. Free memory was 134.8 MB in the beginning and 78.1 MB in the end (delta: 56.6 MB). Peak memory consumption was 57.1 MB. Max. memory is 8.0 GB. [2021-02-19 17:55:26,102 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 160.4 MB. Free memory is still 135.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 17:55:26,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.27 ms. Allocated memory is still 160.4 MB. Free memory was 133.5 MB in the beginning and 137.8 MB in the end (delta: -4.3 MB). Peak memory consumption was 27.8 MB. Max. memory is 8.0 GB. [2021-02-19 17:55:26,104 INFO L168 Benchmark]: Boogie Preprocessor took 77.47 ms. Allocated memory is still 160.4 MB. Free memory was 137.4 MB in the beginning and 134.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-02-19 17:55:26,105 INFO L168 Benchmark]: RCFGBuilder took 885.59 ms. Allocated memory is still 160.4 MB. Free memory was 134.2 MB in the beginning and 78.1 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.6 MB. Max. memory is 8.0 GB. [2021-02-19 17:55:26,108 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 160.4 MB. Free memory is still 135.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 754.27 ms. Allocated memory is still 160.4 MB. Free memory was 133.5 MB in the beginning and 137.8 MB in the end (delta: -4.3 MB). Peak memory consumption was 27.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 77.47 ms. Allocated memory is still 160.4 MB. Free memory was 137.4 MB in the beginning and 134.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 885.59 ms. Allocated memory is still 160.4 MB. Free memory was 134.2 MB in the beginning and 78.1 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...