/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-23 18:44:51,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-23 18:44:51,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-23 18:44:51,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-23 18:44:51,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-23 18:44:51,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-23 18:44:51,815 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-23 18:44:51,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-23 18:44:51,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-23 18:44:51,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-23 18:44:51,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-23 18:44:51,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-23 18:44:51,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-23 18:44:51,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-23 18:44:51,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-23 18:44:51,844 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-23 18:44:51,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-23 18:44:51,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-23 18:44:51,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-23 18:44:51,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-23 18:44:51,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-23 18:44:51,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-23 18:44:51,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-23 18:44:51,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-23 18:44:51,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-23 18:44:51,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-23 18:44:51,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-23 18:44:51,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-23 18:44:51,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-23 18:44:51,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-23 18:44:51,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-23 18:44:51,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-23 18:44:51,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-23 18:44:51,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-23 18:44:51,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-23 18:44:51,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-23 18:44:51,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-23 18:44:51,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-23 18:44:51,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-23 18:44:51,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-23 18:44:51,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-23 18:44:51,891 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-23 18:44:51,903 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-23 18:44:51,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-23 18:44:51,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-23 18:44:51,906 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-23 18:44:51,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-23 18:44:51,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-23 18:44:51,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-23 18:44:51,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-23 18:44:51,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-23 18:44:51,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-23 18:44:51,907 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-23 18:44:51,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-23 18:44:51,907 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-23 18:44:51,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-23 18:44:51,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-23 18:44:51,908 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-23 18:44:51,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-23 18:44:51,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-23 18:44:51,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 18:44:51,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-23 18:44:51,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-23 18:44:51,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-23 18:44:51,909 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-23 18:44:52,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-23 18:44:52,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-23 18:44:52,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-23 18:44:52,313 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-23 18:44:52,314 INFO L275 PluginConnector]: CDTParser initialized [2021-02-23 18:44:52,315 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.opt.i [2021-02-23 18:44:52,402 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ead35c8eb/c58447dbf7d14353b51b6d71b3ca5b66/FLAG4d3e8e9a1 [2021-02-23 18:44:53,089 INFO L306 CDTParser]: Found 1 translation units. [2021-02-23 18:44:53,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.opt.i [2021-02-23 18:44:53,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ead35c8eb/c58447dbf7d14353b51b6d71b3ca5b66/FLAG4d3e8e9a1 [2021-02-23 18:44:53,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ead35c8eb/c58447dbf7d14353b51b6d71b3ca5b66 [2021-02-23 18:44:53,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-23 18:44:53,371 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-23 18:44:53,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-23 18:44:53,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-23 18:44:53,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-23 18:44:53,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 06:44:53" (1/1) ... [2021-02-23 18:44:53,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7da04112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:44:53, skipping insertion in model container [2021-02-23 18:44:53,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 06:44:53" (1/1) ... [2021-02-23 18:44:53,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-23 18:44:53,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-23 18:44:53,724 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-wmm/safe014_pso.opt.i[949,962] [2021-02-23 18:44:53,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 18:44:53,963 INFO L203 MainTranslator]: Completed pre-run [2021-02-23 18:44:53,979 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-wmm/safe014_pso.opt.i[949,962] [2021-02-23 18:44:54,055 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 18:44:54,177 INFO L208 MainTranslator]: Completed translation [2021-02-23 18:44:54,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:44:54 WrapperNode [2021-02-23 18:44:54,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-23 18:44:54,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-23 18:44:54,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-23 18:44:54,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-23 18:44:54,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:44:54" (1/1) ... [2021-02-23 18:44:54,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:44:54" (1/1) ... [2021-02-23 18:44:54,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:44:54" (1/1) ... [2021-02-23 18:44:54,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:44:54" (1/1) ... [2021-02-23 18:44:54,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:44:54" (1/1) ... [2021-02-23 18:44:54,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:44:54" (1/1) ... [2021-02-23 18:44:54,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:44:54" (1/1) ... [2021-02-23 18:44:54,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-23 18:44:54,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-23 18:44:54,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-23 18:44:54,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-23 18:44:54,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:44:54" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 18:44:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-23 18:44:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-23 18:44:54,421 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-23 18:44:54,421 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-23 18:44:54,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-02-23 18:44:54,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2021-02-23 18:44:54,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2021-02-23 18:44:54,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2021-02-23 18:44:54,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2021-02-23 18:44:54,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2021-02-23 18:44:54,423 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-02-23 18:44:54,423 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-02-23 18:44:54,423 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-02-23 18:44:54,424 INFO L138 BoogieDeclarations]: Found implementation of procedure fence [2021-02-23 18:44:54,424 INFO L138 BoogieDeclarations]: Found implementation of procedure isync [2021-02-23 18:44:54,424 INFO L138 BoogieDeclarations]: Found implementation of procedure lwfence [2021-02-23 18:44:54,425 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-23 18:44:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-23 18:44:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-23 18:44:54,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2021-02-23 18:44:54,430 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-23 18:44:54,430 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-23 18:44:54,430 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-23 18:44:54,430 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-23 18:44:54,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-23 18:44:54,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-23 18:44:54,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-02-23 18:44:54,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-02-23 18:44:54,431 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2021-02-23 18:44:54,431 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2021-02-23 18:44:54,431 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2021-02-23 18:44:54,432 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2021-02-23 18:44:54,432 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2021-02-23 18:44:54,432 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpucount [2021-02-23 18:44:54,432 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpualloc [2021-02-23 18:44:54,432 INFO L130 BoogieDeclarations]: Found specification of procedure __sched_cpufree [2021-02-23 18:44:54,432 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setparam [2021-02-23 18:44:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getparam [2021-02-23 18:44:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2021-02-23 18:44:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure sched_getscheduler [2021-02-23 18:44:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure sched_yield [2021-02-23 18:44:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_max [2021-02-23 18:44:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure sched_get_priority_min [2021-02-23 18:44:54,434 INFO L130 BoogieDeclarations]: Found specification of procedure sched_rr_get_interval [2021-02-23 18:44:54,434 INFO L130 BoogieDeclarations]: Found specification of procedure clock [2021-02-23 18:44:54,434 INFO L130 BoogieDeclarations]: Found specification of procedure time [2021-02-23 18:44:54,434 INFO L130 BoogieDeclarations]: Found specification of procedure difftime [2021-02-23 18:44:54,434 INFO L130 BoogieDeclarations]: Found specification of procedure mktime [2021-02-23 18:44:54,434 INFO L130 BoogieDeclarations]: Found specification of procedure strftime [2021-02-23 18:44:54,434 INFO L130 BoogieDeclarations]: Found specification of procedure strftime_l [2021-02-23 18:44:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime [2021-02-23 18:44:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure localtime [2021-02-23 18:44:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure gmtime_r [2021-02-23 18:44:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure localtime_r [2021-02-23 18:44:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure asctime [2021-02-23 18:44:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure ctime [2021-02-23 18:44:54,435 INFO L130 BoogieDeclarations]: Found specification of procedure asctime_r [2021-02-23 18:44:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure ctime_r [2021-02-23 18:44:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure tzset [2021-02-23 18:44:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure stime [2021-02-23 18:44:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure timegm [2021-02-23 18:44:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure timelocal [2021-02-23 18:44:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure dysize [2021-02-23 18:44:54,436 INFO L130 BoogieDeclarations]: Found specification of procedure nanosleep [2021-02-23 18:44:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getres [2021-02-23 18:44:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure clock_gettime [2021-02-23 18:44:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure clock_settime [2021-02-23 18:44:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure clock_nanosleep [2021-02-23 18:44:54,437 INFO L130 BoogieDeclarations]: Found specification of procedure clock_getcpuclockid [2021-02-23 18:44:54,438 INFO L130 BoogieDeclarations]: Found specification of procedure timer_create [2021-02-23 18:44:54,439 INFO L130 BoogieDeclarations]: Found specification of procedure timer_delete [2021-02-23 18:44:54,439 INFO L130 BoogieDeclarations]: Found specification of procedure timer_settime [2021-02-23 18:44:54,439 INFO L130 BoogieDeclarations]: Found specification of procedure timer_gettime [2021-02-23 18:44:54,440 INFO L130 BoogieDeclarations]: Found specification of procedure timer_getoverrun [2021-02-23 18:44:54,440 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_get [2021-02-23 18:44:54,440 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_create [2021-02-23 18:44:54,440 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_exit [2021-02-23 18:44:54,440 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_join [2021-02-23 18:44:54,441 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_detach [2021-02-23 18:44:54,441 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_self [2021-02-23 18:44:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_equal [2021-02-23 18:44:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_init [2021-02-23 18:44:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_destroy [2021-02-23 18:44:54,442 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getdetachstate [2021-02-23 18:44:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setdetachstate [2021-02-23 18:44:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getguardsize [2021-02-23 18:44:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setguardsize [2021-02-23 18:44:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedparam [2021-02-23 18:44:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedparam [2021-02-23 18:44:54,444 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getschedpolicy [2021-02-23 18:44:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setschedpolicy [2021-02-23 18:44:54,445 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getinheritsched [2021-02-23 18:44:54,446 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setinheritsched [2021-02-23 18:44:54,446 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getscope [2021-02-23 18:44:54,446 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setscope [2021-02-23 18:44:54,446 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstackaddr [2021-02-23 18:44:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstackaddr [2021-02-23 18:44:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstacksize [2021-02-23 18:44:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstacksize [2021-02-23 18:44:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_getstack [2021-02-23 18:44:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_attr_setstack [2021-02-23 18:44:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedparam [2021-02-23 18:44:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getschedparam [2021-02-23 18:44:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setschedprio [2021-02-23 18:44:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_once [2021-02-23 18:44:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcancelstate [2021-02-23 18:44:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setcanceltype [2021-02-23 18:44:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cancel [2021-02-23 18:44:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_testcancel [2021-02-23 18:44:54,448 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_register_cancel [2021-02-23 18:44:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unregister_cancel [2021-02-23 18:44:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure __pthread_unwind_next [2021-02-23 18:44:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure __sigsetjmp [2021-02-23 18:44:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_init [2021-02-23 18:44:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_destroy [2021-02-23 18:44:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_trylock [2021-02-23 18:44:54,449 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_lock [2021-02-23 18:44:54,450 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_timedlock [2021-02-23 18:44:54,450 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_unlock [2021-02-23 18:44:54,450 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_getprioceiling [2021-02-23 18:44:54,450 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_setprioceiling [2021-02-23 18:44:54,450 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutex_consistent [2021-02-23 18:44:54,450 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_init [2021-02-23 18:44:54,451 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_destroy [2021-02-23 18:44:54,451 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getpshared [2021-02-23 18:44:54,451 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setpshared [2021-02-23 18:44:54,451 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_gettype [2021-02-23 18:44:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_settype [2021-02-23 18:44:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprotocol [2021-02-23 18:44:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprotocol [2021-02-23 18:44:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getprioceiling [2021-02-23 18:44:54,453 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setprioceiling [2021-02-23 18:44:54,453 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_getrobust [2021-02-23 18:44:54,453 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_mutexattr_setrobust [2021-02-23 18:44:54,453 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_init [2021-02-23 18:44:54,454 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_destroy [2021-02-23 18:44:54,454 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_rdlock [2021-02-23 18:44:54,454 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_tryrdlock [2021-02-23 18:44:54,454 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedrdlock [2021-02-23 18:44:54,454 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_wrlock [2021-02-23 18:44:54,454 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_trywrlock [2021-02-23 18:44:54,455 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_timedwrlock [2021-02-23 18:44:54,455 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlock_unlock [2021-02-23 18:44:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_init [2021-02-23 18:44:54,461 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_destroy [2021-02-23 18:44:54,462 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getpshared [2021-02-23 18:44:54,462 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setpshared [2021-02-23 18:44:54,463 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_getkind_np [2021-02-23 18:44:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_rwlockattr_setkind_np [2021-02-23 18:44:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_init [2021-02-23 18:44:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_destroy [2021-02-23 18:44:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_signal [2021-02-23 18:44:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_broadcast [2021-02-23 18:44:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_wait [2021-02-23 18:44:54,467 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_cond_timedwait [2021-02-23 18:44:54,468 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_init [2021-02-23 18:44:54,468 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_destroy [2021-02-23 18:44:54,468 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getpshared [2021-02-23 18:44:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setpshared [2021-02-23 18:44:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_getclock [2021-02-23 18:44:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_condattr_setclock [2021-02-23 18:44:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_init [2021-02-23 18:44:54,469 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_destroy [2021-02-23 18:44:54,470 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_lock [2021-02-23 18:44:54,470 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_trylock [2021-02-23 18:44:54,470 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_spin_unlock [2021-02-23 18:44:54,470 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_init [2021-02-23 18:44:54,470 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_destroy [2021-02-23 18:44:54,470 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrier_wait [2021-02-23 18:44:54,470 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_init [2021-02-23 18:44:54,470 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_destroy [2021-02-23 18:44:54,471 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_getpshared [2021-02-23 18:44:54,471 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_barrierattr_setpshared [2021-02-23 18:44:54,471 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_create [2021-02-23 18:44:54,471 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_key_delete [2021-02-23 18:44:54,471 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getspecific [2021-02-23 18:44:54,471 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_setspecific [2021-02-23 18:44:54,471 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_getcpuclockid [2021-02-23 18:44:54,472 INFO L130 BoogieDeclarations]: Found specification of procedure pthread_atfork [2021-02-23 18:44:54,472 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-02-23 18:44:54,472 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-02-23 18:44:54,472 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-02-23 18:44:54,472 INFO L130 BoogieDeclarations]: Found specification of procedure fence [2021-02-23 18:44:54,472 INFO L130 BoogieDeclarations]: Found specification of procedure isync [2021-02-23 18:44:54,472 INFO L130 BoogieDeclarations]: Found specification of procedure lwfence [2021-02-23 18:44:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-23 18:44:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-23 18:44:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-23 18:44:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-23 18:44:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-23 18:44:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-23 18:44:54,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-23 18:44:55,307 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-23 18:44:55,308 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-23 18:44:55,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 06:44:55 BoogieIcfgContainer [2021-02-23 18:44:55,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-23 18:44:55,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-23 18:44:55,322 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-23 18:44:55,329 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-23 18:44:55,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 06:44:53" (1/3) ... [2021-02-23 18:44:55,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1df7eefd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 06:44:55, skipping insertion in model container [2021-02-23 18:44:55,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:44:54" (2/3) ... [2021-02-23 18:44:55,332 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1df7eefd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 06:44:55, skipping insertion in model container [2021-02-23 18:44:55,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 06:44:55" (3/3) ... [2021-02-23 18:44:55,335 INFO L111 eAbstractionObserver]: Analyzing ICFG safe014_pso.opt.i [2021-02-23 18:44:55,353 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-02-23 18:44:55,353 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-23 18:44:55,358 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-23 18:44:55,359 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-02-23 18:44:55,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,402 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,402 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,403 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,403 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,404 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,404 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,404 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,405 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,406 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,406 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,406 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,406 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,407 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,407 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,407 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,407 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,408 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,409 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,409 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,409 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,410 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,410 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,410 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,410 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,411 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,411 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,411 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,412 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,412 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,412 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,415 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,415 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,415 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,416 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,421 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,422 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,422 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,425 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,426 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,426 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,426 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-23 18:44:55,429 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-02-23 18:44:55,449 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-02-23 18:44:55,473 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-23 18:44:55,473 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-23 18:44:55,473 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-23 18:44:55,473 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-23 18:44:55,474 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-23 18:44:55,474 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-23 18:44:55,474 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-23 18:44:55,474 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-23 18:44:55,484 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis IcfgReturnTransition at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) 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:344) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:395) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:62) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateAllErrorsAtOnce(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:171) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-02-23 18:44:55,489 INFO L168 Benchmark]: Toolchain (without parser) took 2129.59 ms. Allocated memory was 176.2 MB in the beginning and 211.8 MB in the end (delta: 35.7 MB). Free memory was 150.7 MB in the beginning and 179.2 MB in the end (delta: -28.5 MB). Peak memory consumption was 8.2 MB. Max. memory is 8.0 GB. [2021-02-23 18:44:55,490 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 176.2 MB. Free memory is still 149.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-23 18:44:55,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 802.92 ms. Allocated memory is still 176.2 MB. Free memory was 149.6 MB in the beginning and 153.3 MB in the end (delta: -3.7 MB). Peak memory consumption was 32.4 MB. Max. memory is 8.0 GB. [2021-02-23 18:44:55,492 INFO L168 Benchmark]: Boogie Preprocessor took 113.04 ms. Allocated memory is still 176.2 MB. Free memory was 153.3 MB in the beginning and 150.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-02-23 18:44:55,494 INFO L168 Benchmark]: RCFGBuilder took 1026.36 ms. Allocated memory was 176.2 MB in the beginning and 211.8 MB in the end (delta: 35.7 MB). Free memory was 149.7 MB in the beginning and 189.6 MB in the end (delta: -39.9 MB). Peak memory consumption was 53.4 MB. Max. memory is 8.0 GB. [2021-02-23 18:44:55,495 INFO L168 Benchmark]: TraceAbstraction took 165.21 ms. Allocated memory is still 211.8 MB. Free memory was 189.6 MB in the beginning and 179.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-02-23 18:44:55,499 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 176.2 MB. Free memory is still 149.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 802.92 ms. Allocated memory is still 176.2 MB. Free memory was 149.6 MB in the beginning and 153.3 MB in the end (delta: -3.7 MB). Peak memory consumption was 32.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 113.04 ms. Allocated memory is still 176.2 MB. Free memory was 153.3 MB in the beginning and 150.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1026.36 ms. Allocated memory was 176.2 MB in the beginning and 211.8 MB in the end (delta: 35.7 MB). Free memory was 149.7 MB in the beginning and 189.6 MB in the end (delta: -39.9 MB). Peak memory consumption was 53.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 165.21 ms. Allocated memory is still 211.8 MB. Free memory was 189.6 MB in the beginning and 179.2 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 IcfgReturnTransition de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis IcfgReturnTransition: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...