/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-wmm/safe016_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 18:40:02,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 18:40:02,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 18:40:03,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 18:40:03,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 18:40:03,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 18:40:03,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 18:40:03,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 18:40:03,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 18:40:03,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 18:40:03,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 18:40:03,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 18:40:03,077 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 18:40:03,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 18:40:03,084 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 18:40:03,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 18:40:03,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 18:40:03,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 18:40:03,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 18:40:03,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 18:40:03,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 18:40:03,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 18:40:03,140 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 18:40:03,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 18:40:03,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-23 18:40:03,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-23 18:40:03,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-23 18:40:03,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-23 18:40:03,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-23 18:40:03,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-23 18:40:03,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-23 18:40:03,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-23 18:40:03,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-23 18:40:03,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-23 18:40:03,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-23 18:40:03,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-23 18:40:03,161 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-23 18:40:03,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-23 18:40:03,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 18:40:03,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 18:40:03,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 18:40:03,175 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 [2020-10-23 18:40:03,236 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 18:40:03,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 18:40:03,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 18:40:03,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 18:40:03,242 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 18:40:03,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 18:40:03,243 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 18:40:03,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 18:40:03,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 18:40:03,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 18:40:03,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 18:40:03,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 18:40:03,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 18:40:03,246 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 18:40:03,246 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 18:40:03,246 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 18:40:03,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 18:40:03,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 18:40:03,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 18:40:03,247 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 18:40:03,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 18:40:03,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 18:40:03,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 18:40:03,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 18:40:03,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 18:40:03,249 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 18:40:03,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 18:40:03,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 18:40:03,250 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 18:40:03,250 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 18:40:03,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 18:40:03,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 18:40:03,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 18:40:03,682 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 18:40:03,682 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 18:40:03,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe016_tso.opt.i [2020-10-23 18:40:03,768 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/805b0ecbb/03410b6106604239a239bb6d96a43f0d/FLAG8515069f4 [2020-10-23 18:40:04,444 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 18:40:04,445 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe016_tso.opt.i [2020-10-23 18:40:04,467 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/805b0ecbb/03410b6106604239a239bb6d96a43f0d/FLAG8515069f4 [2020-10-23 18:40:04,671 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/805b0ecbb/03410b6106604239a239bb6d96a43f0d [2020-10-23 18:40:04,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 18:40:04,681 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 18:40:04,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 18:40:04,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 18:40:04,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 18:40:04,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:40:04" (1/1) ... [2020-10-23 18:40:04,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c26b24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:40:04, skipping insertion in model container [2020-10-23 18:40:04,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 06:40:04" (1/1) ... [2020-10-23 18:40:04,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 18:40:04,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 18:40:05,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 18:40:05,133 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 18:40:05,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 18:40:05,389 INFO L208 MainTranslator]: Completed translation [2020-10-23 18:40:05,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:40:05 WrapperNode [2020-10-23 18:40:05,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 18:40:05,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 18:40:05,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 18:40:05,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 18:40:05,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:40:05" (1/1) ... [2020-10-23 18:40:05,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:40:05" (1/1) ... [2020-10-23 18:40:05,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:40:05" (1/1) ... [2020-10-23 18:40:05,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:40:05" (1/1) ... [2020-10-23 18:40:05,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:40:05" (1/1) ... [2020-10-23 18:40:05,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:40:05" (1/1) ... [2020-10-23 18:40:05,449 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:40:05" (1/1) ... [2020-10-23 18:40:05,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 18:40:05,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 18:40:05,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 18:40:05,459 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 18:40:05,460 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:40:05" (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 [2020-10-23 18:40:05,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 18:40:05,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 18:40:05,544 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-23 18:40:05,544 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 18:40:05,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-10-23 18:40:05,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-10-23 18:40:05,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-10-23 18:40:05,545 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2020-10-23 18:40:05,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2020-10-23 18:40:05,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2020-10-23 18:40:05,546 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-23 18:40:05,547 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-23 18:40:05,547 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-23 18:40:05,548 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-10-23 18:40:05,549 INFO L138 BoogieDeclarations]: Found implementation of procedure fence [2020-10-23 18:40:05,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isync [2020-10-23 18:40:05,550 INFO L138 BoogieDeclarations]: Found implementation of procedure lwfence [2020-10-23 18:40:05,550 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 18:40:05,550 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 18:40:05,550 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-23 18:40:05,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-23 18:40:05,551 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 18:40:05,551 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-23 18:40:05,551 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-23 18:40:05,551 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 18:40:05,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 18:40:05,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-23 18:40:05,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-23 18:40:05,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-23 18:40:05,552 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-10-23 18:40:05,552 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-10-23 18:40:05,552 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2020-10-23 18:40:05,552 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2020-10-23 18:40:05,552 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2020-10-23 18:40:05,553 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2020-10-23 18:40:05,553 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2020-10-23 18:40:05,553 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2020-10-23 18:40:05,553 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2020-10-23 18:40:05,553 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2020-10-23 18:40:05,553 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2020-10-23 18:40:05,553 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2020-10-23 18:40:05,554 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2020-10-23 18:40:05,554 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2020-10-23 18:40:05,554 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2020-10-23 18:40:05,554 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2020-10-23 18:40:05,554 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2020-10-23 18:40:05,554 INFO L130 BoogieDeclarations]: Found specification of procedure time [2020-10-23 18:40:05,554 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2020-10-23 18:40:05,554 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2020-10-23 18:40:05,555 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2020-10-23 18:40:05,555 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2020-10-23 18:40:05,555 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2020-10-23 18:40:05,555 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2020-10-23 18:40:05,555 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2020-10-23 18:40:05,555 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2020-10-23 18:40:05,555 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2020-10-23 18:40:05,556 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2020-10-23 18:40:05,556 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2020-10-23 18:40:05,556 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2020-10-23 18:40:05,556 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2020-10-23 18:40:05,556 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2020-10-23 18:40:05,556 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2020-10-23 18:40:05,556 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2020-10-23 18:40:05,557 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2020-10-23 18:40:05,558 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2020-10-23 18:40:05,558 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2020-10-23 18:40:05,558 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2020-10-23 18:40:05,558 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2020-10-23 18:40:05,559 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2020-10-23 18:40:05,559 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2020-10-23 18:40:05,559 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2020-10-23 18:40:05,559 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2020-10-23 18:40:05,559 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2020-10-23 18:40:05,560 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2020-10-23 18:40:05,560 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2020-10-23 18:40:05,561 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get [2020-10-23 18:40:05,562 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2020-10-23 18:40:05,562 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2020-10-23 18:40:05,562 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2020-10-23 18:40:05,563 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2020-10-23 18:40:05,563 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2020-10-23 18:40:05,563 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2020-10-23 18:40:05,564 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2020-10-23 18:40:05,565 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2020-10-23 18:40:05,565 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2020-10-23 18:40:05,566 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2020-10-23 18:40:05,566 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2020-10-23 18:40:05,566 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2020-10-23 18:40:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2020-10-23 18:40:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2020-10-23 18:40:05,571 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2020-10-23 18:40:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2020-10-23 18:40:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2020-10-23 18:40:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2020-10-23 18:40:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2020-10-23 18:40:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2020-10-23 18:40:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2020-10-23 18:40:05,572 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2020-10-23 18:40:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2020-10-23 18:40:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2020-10-23 18:40:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2020-10-23 18:40:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2020-10-23 18:40:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2020-10-23 18:40:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2020-10-23 18:40:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2020-10-23 18:40:05,573 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2020-10-23 18:40:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2020-10-23 18:40:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2020-10-23 18:40:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2020-10-23 18:40:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2020-10-23 18:40:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2020-10-23 18:40:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2020-10-23 18:40:05,574 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2020-10-23 18:40:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2020-10-23 18:40:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2020-10-23 18:40:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2020-10-23 18:40:05,575 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2020-10-23 18:40:05,576 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2020-10-23 18:40:05,577 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2020-10-23 18:40:05,577 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2020-10-23 18:40:05,577 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2020-10-23 18:40:05,577 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2020-10-23 18:40:05,577 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2020-10-23 18:40:05,577 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2020-10-23 18:40:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2020-10-23 18:40:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2020-10-23 18:40:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2020-10-23 18:40:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2020-10-23 18:40:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2020-10-23 18:40:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2020-10-23 18:40:05,578 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2020-10-23 18:40:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2020-10-23 18:40:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2020-10-23 18:40:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2020-10-23 18:40:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2020-10-23 18:40:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2020-10-23 18:40:05,579 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2020-10-23 18:40:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2020-10-23 18:40:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2020-10-23 18:40:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2020-10-23 18:40:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2020-10-23 18:40:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2020-10-23 18:40:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2020-10-23 18:40:05,580 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2020-10-23 18:40:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2020-10-23 18:40:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2020-10-23 18:40:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2020-10-23 18:40:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2020-10-23 18:40:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2020-10-23 18:40:05,581 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2020-10-23 18:40:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2020-10-23 18:40:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2020-10-23 18:40:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2020-10-23 18:40:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2020-10-23 18:40:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2020-10-23 18:40:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2020-10-23 18:40:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2020-10-23 18:40:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2020-10-23 18:40:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2020-10-23 18:40:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2020-10-23 18:40:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2020-10-23 18:40:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2020-10-23 18:40:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2020-10-23 18:40:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2020-10-23 18:40:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2020-10-23 18:40:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2020-10-23 18:40:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2020-10-23 18:40:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2020-10-23 18:40:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2020-10-23 18:40:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2020-10-23 18:40:05,584 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2020-10-23 18:40:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2020-10-23 18:40:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2020-10-23 18:40:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2020-10-23 18:40:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2020-10-23 18:40:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2020-10-23 18:40:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2020-10-23 18:40:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2020-10-23 18:40:05,585 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2020-10-23 18:40:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2020-10-23 18:40:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-23 18:40:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-23 18:40:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-23 18:40:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-10-23 18:40:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure fence [2020-10-23 18:40:05,586 INFO L130 BoogieDeclarations]: Found specification of procedure isync [2020-10-23 18:40:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure lwfence [2020-10-23 18:40:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 18:40:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 18:40:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 18:40:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 18:40:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 18:40:05,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 18:40:05,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 18:40:05,590 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-23 18:40:06,291 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 18:40:06,291 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-23 18:40:06,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:40:06 BoogieIcfgContainer [2020-10-23 18:40:06,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 18:40:06,297 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 18:40:06,297 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 18:40:06,301 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 18:40:06,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 06:40:04" (1/3) ... [2020-10-23 18:40:06,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c84ec55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:40:06, skipping insertion in model container [2020-10-23 18:40:06,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 06:40:05" (2/3) ... [2020-10-23 18:40:06,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c84ec55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 06:40:06, skipping insertion in model container [2020-10-23 18:40:06,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 06:40:06" (3/3) ... [2020-10-23 18:40:06,306 INFO L111 eAbstractionObserver]: Analyzing ICFG safe016_tso.opt.i [2020-10-23 18:40:06,317 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-23 18:40:06,318 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-23 18:40:06,324 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-23 18:40:06,325 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-23 18:40:06,366 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,366 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,367 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,367 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,367 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,368 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,368 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,368 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,368 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,368 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,369 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,369 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,369 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,370 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,370 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,370 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,371 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,371 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,371 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,371 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,372 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,372 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,372 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,375 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,376 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,376 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,382 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,383 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,383 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,383 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,389 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,390 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,390 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,393 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,393 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,393 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,394 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-23 18:40:06,396 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-10-23 18:40:06,412 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-23 18:40:06,438 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 18:40:06,439 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 18:40:06,439 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-23 18:40:06,439 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 18:40:06,439 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 18:40:06,439 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 18:40:06,439 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 18:40:06,439 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 18:40:06,451 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis IcfgCallTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:387) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.getInitialAbstraction(BasicCegarLoop.java:346) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:396) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:360) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:134) 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) [2020-10-23 18:40:06,458 INFO L168 Benchmark]: Toolchain (without parser) took 1780.46 ms. Allocated memory is still 153.1 MB. Free memory was 132.3 MB in the beginning and 96.3 MB in the end (delta: 36.0 MB). Peak memory consumption was 36.5 MB. Max. memory is 8.0 GB. [2020-10-23 18:40:06,459 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 153.1 MB. Free memory is still 125.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 18:40:06,460 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.87 ms. Allocated memory is still 153.1 MB. Free memory was 132.0 MB in the beginning and 116.7 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.6 MB. Max. memory is 8.0 GB. [2020-10-23 18:40:06,461 INFO L168 Benchmark]: Boogie Preprocessor took 66.76 ms. Allocated memory is still 153.1 MB. Free memory was 116.7 MB in the beginning and 113.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-10-23 18:40:06,462 INFO L168 Benchmark]: RCFGBuilder took 836.23 ms. Allocated memory is still 153.1 MB. Free memory was 113.5 MB in the beginning and 107.3 MB in the end (delta: 6.2 MB). Peak memory consumption was 30.3 MB. Max. memory is 8.0 GB. [2020-10-23 18:40:06,463 INFO L168 Benchmark]: TraceAbstraction took 158.25 ms. Allocated memory is still 153.1 MB. Free memory was 106.8 MB in the beginning and 96.3 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2020-10-23 18:40:06,472 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 153.1 MB. Free memory is still 125.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 706.87 ms. Allocated memory is still 153.1 MB. Free memory was 132.0 MB in the beginning and 116.7 MB in the end (delta: 15.3 MB). Peak memory consumption was 15.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 66.76 ms. Allocated memory is still 153.1 MB. Free memory was 116.7 MB in the beginning and 113.5 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 836.23 ms. Allocated memory is still 153.1 MB. Free memory was 113.5 MB in the beginning and 107.3 MB in the end (delta: 6.2 MB). Peak memory consumption was 30.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 158.25 ms. Allocated memory is still 153.1 MB. Free memory was 106.8 MB in the beginning and 96.3 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis IcfgCallTransition de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis IcfgCallTransition: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:387) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...