./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 22:08:06,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 22:08:06,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 22:08:06,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 22:08:06,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 22:08:06,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 22:08:06,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 22:08:06,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 22:08:06,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 22:08:06,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 22:08:06,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 22:08:06,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 22:08:06,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 22:08:06,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 22:08:06,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 22:08:06,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 22:08:06,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 22:08:06,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 22:08:06,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 22:08:06,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 22:08:06,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 22:08:06,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 22:08:06,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 22:08:06,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 22:08:06,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 22:08:06,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 22:08:06,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 22:08:06,557 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 22:08:06,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 22:08:06,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 22:08:06,559 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 22:08:06,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 22:08:06,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 22:08:06,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 22:08:06,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 22:08:06,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 22:08:06,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 22:08:06,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 22:08:06,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 22:08:06,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 22:08:06,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 22:08:06,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-29 22:08:06,604 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 22:08:06,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 22:08:06,606 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 22:08:06,606 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 22:08:06,607 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 22:08:06,607 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 22:08:06,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 22:08:06,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 22:08:06,608 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 22:08:06,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 22:08:06,609 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 22:08:06,609 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 22:08:06,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 22:08:06,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 22:08:06,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 22:08:06,610 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-29 22:08:06,610 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-29 22:08:06,610 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-29 22:08:06,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 22:08:06,611 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-29 22:08:06,611 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 22:08:06,611 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 22:08:06,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 22:08:06,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 22:08:06,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 22:08:06,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 22:08:06,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 22:08:06,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 22:08:06,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 22:08:06,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 22:08:06,613 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 22:08:06,613 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 22:08:06,613 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 22:08:06,613 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 22:08:06,614 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 22:08:06,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 22:08:06,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 22:08:06,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 22:08:06,965 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 22:08:06,965 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 22:08:06,967 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2023-08-29 22:08:08,205 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 22:08:08,499 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 22:08:08,500 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2023-08-29 22:08:08,512 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5836f8e67/7ca8be6bc1034f21ad5aadd23d815361/FLAG1252d554a [2023-08-29 22:08:08,527 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5836f8e67/7ca8be6bc1034f21ad5aadd23d815361 [2023-08-29 22:08:08,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 22:08:08,529 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 22:08:08,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 22:08:08,531 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 22:08:08,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 22:08:08,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 10:08:08" (1/1) ... [2023-08-29 22:08:08,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed682af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:08, skipping insertion in model container [2023-08-29 22:08:08,534 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 10:08:08" (1/1) ... [2023-08-29 22:08:08,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 22:08:08,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 22:08:09,032 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2023-08-29 22:08:09,047 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:09,048 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:09,049 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:09,050 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:09,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 22:08:09,116 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-08-29 22:08:09,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f327af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:09, skipping insertion in model container [2023-08-29 22:08:09,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 22:08:09,117 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-08-29 22:08:09,119 INFO L158 Benchmark]: Toolchain (without parser) took 588.21ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 44.2MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-29 22:08:09,119 INFO L158 Benchmark]: CDTParser took 0.98ms. Allocated memory is still 62.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 22:08:09,120 INFO L158 Benchmark]: CACSL2BoogieTranslator took 586.45ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 44.2MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-29 22:08:09,121 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98ms. Allocated memory is still 62.9MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 586.45ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 44.2MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1044]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 22:08:10,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 22:08:10,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 22:08:10,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 22:08:10,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 22:08:10,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 22:08:10,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 22:08:10,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 22:08:10,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 22:08:10,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 22:08:10,848 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 22:08:10,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 22:08:10,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 22:08:10,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 22:08:10,850 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 22:08:10,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 22:08:10,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 22:08:10,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 22:08:10,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 22:08:10,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 22:08:10,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 22:08:10,856 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 22:08:10,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 22:08:10,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 22:08:10,865 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 22:08:10,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 22:08:10,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 22:08:10,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 22:08:10,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 22:08:10,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 22:08:10,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 22:08:10,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 22:08:10,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 22:08:10,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 22:08:10,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 22:08:10,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 22:08:10,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 22:08:10,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 22:08:10,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 22:08:10,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 22:08:10,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 22:08:10,882 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-29 22:08:10,913 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 22:08:10,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 22:08:10,915 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 22:08:10,915 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 22:08:10,916 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 22:08:10,916 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 22:08:10,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 22:08:10,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 22:08:10,917 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 22:08:10,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 22:08:10,918 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 22:08:10,918 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 22:08:10,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 22:08:10,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 22:08:10,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 22:08:10,919 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-29 22:08:10,919 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-29 22:08:10,919 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-29 22:08:10,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 22:08:10,919 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-29 22:08:10,919 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 22:08:10,920 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 22:08:10,920 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 22:08:10,920 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 22:08:10,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 22:08:10,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 22:08:10,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 22:08:10,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 22:08:10,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 22:08:10,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 22:08:10,921 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 22:08:10,921 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 22:08:10,922 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 22:08:10,922 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 22:08:10,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 22:08:10,922 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 22:08:10,922 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 22:08:10,922 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac583c9331a2ad916f4c22969f16915d9226d22c75c23a992e6ef02ec672d4b3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 22:08:11,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 22:08:11,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 22:08:11,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 22:08:11,259 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 22:08:11,259 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 22:08:11,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2023-08-29 22:08:12,509 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 22:08:12,757 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 22:08:12,760 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i [2023-08-29 22:08:12,783 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4a94e02f/32f37155d4b44ca0b993af93859092ad/FLAG5884efede [2023-08-29 22:08:12,800 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4a94e02f/32f37155d4b44ca0b993af93859092ad [2023-08-29 22:08:12,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 22:08:12,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 22:08:12,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 22:08:12,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 22:08:12,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 22:08:12,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 10:08:12" (1/1) ... [2023-08-29 22:08:12,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@179e404b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:12, skipping insertion in model container [2023-08-29 22:08:12,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 10:08:12" (1/1) ... [2023-08-29 22:08:12,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 22:08:12,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 22:08:13,280 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2023-08-29 22:08:13,297 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:13,298 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:13,298 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:13,299 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:13,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 22:08:13,352 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-29 22:08:13,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 22:08:13,398 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2023-08-29 22:08:13,408 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:13,409 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:13,409 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:13,410 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:13,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 22:08:13,454 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 22:08:13,473 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_91-arrayloop2_racefree.i[47038,47051] [2023-08-29 22:08:13,478 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:13,484 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:13,484 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:13,485 WARN L1562 CHandler]: Possible shadowing of function new [2023-08-29 22:08:13,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 22:08:13,549 INFO L208 MainTranslator]: Completed translation [2023-08-29 22:08:13,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13 WrapperNode [2023-08-29 22:08:13,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 22:08:13,552 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 22:08:13,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 22:08:13,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 22:08:13,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13" (1/1) ... [2023-08-29 22:08:13,587 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13" (1/1) ... [2023-08-29 22:08:13,611 INFO L138 Inliner]: procedures = 281, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 183 [2023-08-29 22:08:13,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 22:08:13,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 22:08:13,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 22:08:13,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 22:08:13,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13" (1/1) ... [2023-08-29 22:08:13,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13" (1/1) ... [2023-08-29 22:08:13,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13" (1/1) ... [2023-08-29 22:08:13,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13" (1/1) ... [2023-08-29 22:08:13,635 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13" (1/1) ... [2023-08-29 22:08:13,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13" (1/1) ... [2023-08-29 22:08:13,642 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13" (1/1) ... [2023-08-29 22:08:13,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13" (1/1) ... [2023-08-29 22:08:13,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 22:08:13,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 22:08:13,648 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 22:08:13,648 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 22:08:13,649 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13" (1/1) ... [2023-08-29 22:08:13,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 22:08:13,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 22:08:13,690 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 22:08:13,704 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 22:08:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-29 22:08:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 22:08:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-08-29 22:08:13,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 22:08:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-29 22:08:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-29 22:08:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-29 22:08:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-29 22:08:13,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 22:08:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 22:08:13,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-08-29 22:08:13,731 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-29 22:08:13,731 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-29 22:08:13,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 22:08:13,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 22:08:13,733 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 22:08:13,933 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 22:08:13,935 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 22:08:14,536 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 22:08:14,543 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 22:08:14,543 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-08-29 22:08:14,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 10:08:14 BoogieIcfgContainer [2023-08-29 22:08:14,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 22:08:14,547 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 22:08:14,547 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 22:08:14,550 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 22:08:14,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 10:08:12" (1/3) ... [2023-08-29 22:08:14,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38fa88f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 10:08:14, skipping insertion in model container [2023-08-29 22:08:14,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 10:08:13" (2/3) ... [2023-08-29 22:08:14,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38fa88f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 10:08:14, skipping insertion in model container [2023-08-29 22:08:14,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 10:08:14" (3/3) ... [2023-08-29 22:08:14,553 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_91-arrayloop2_racefree.i [2023-08-29 22:08:14,567 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 22:08:14,568 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 40 error locations. [2023-08-29 22:08:14,568 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 22:08:14,709 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-29 22:08:14,750 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 204 places, 225 transitions, 458 flow [2023-08-29 22:08:14,820 INFO L130 PetriNetUnfolder]: 26/248 cut-off events. [2023-08-29 22:08:14,820 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2023-08-29 22:08:14,826 INFO L83 FinitePrefix]: Finished finitePrefix Result has 254 conditions, 248 events. 26/248 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 833 event pairs, 0 based on Foata normal form. 0/174 useless extension candidates. Maximal degree in co-relation 127. Up to 4 conditions per place. [2023-08-29 22:08:14,826 INFO L82 GeneralOperation]: Start removeDead. Operand has 204 places, 225 transitions, 458 flow [2023-08-29 22:08:14,832 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 204 places, 225 transitions, 458 flow [2023-08-29 22:08:14,835 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 22:08:14,841 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 204 places, 225 transitions, 458 flow [2023-08-29 22:08:14,843 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 204 places, 225 transitions, 458 flow [2023-08-29 22:08:14,843 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 204 places, 225 transitions, 458 flow [2023-08-29 22:08:14,883 INFO L130 PetriNetUnfolder]: 26/248 cut-off events. [2023-08-29 22:08:14,883 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2023-08-29 22:08:14,885 INFO L83 FinitePrefix]: Finished finitePrefix Result has 254 conditions, 248 events. 26/248 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 833 event pairs, 0 based on Foata normal form. 0/174 useless extension candidates. Maximal degree in co-relation 127. Up to 4 conditions per place. [2023-08-29 22:08:14,888 INFO L119 LiptonReduction]: Number of co-enabled transitions 5742 [2023-08-29 22:12:17,558 WARN L222 SmtUtils]: Spent 2.02m on a formula simplification. DAG size of input: 212 DAG size of output: 204 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:13:08,684 WARN L222 SmtUtils]: Spent 51.12s on a formula simplification that was a NOOP. DAG size: 200 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:15:04,858 WARN L222 SmtUtils]: Spent 1.94m on a formula simplification. DAG size of input: 212 DAG size of output: 205 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:16:02,111 WARN L222 SmtUtils]: Spent 57.25s on a formula simplification that was a NOOP. DAG size: 201 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:16:10,911 WARN L222 SmtUtils]: Spent 8.80s on a formula simplification. DAG size of input: 170 DAG size of output: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:16:24,854 WARN L222 SmtUtils]: Spent 9.62s on a formula simplification. DAG size of input: 170 DAG size of output: 161 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:16:38,618 WARN L222 SmtUtils]: Spent 9.05s on a formula simplification. DAG size of input: 174 DAG size of output: 170 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:16:53,849 WARN L222 SmtUtils]: Spent 10.91s on a formula simplification. DAG size of input: 174 DAG size of output: 165 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:16:59,079 WARN L222 SmtUtils]: Spent 5.23s on a formula simplification that was a NOOP. DAG size: 165 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:17:07,458 WARN L222 SmtUtils]: Spent 8.37s on a formula simplification. DAG size of input: 155 DAG size of output: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:17:18,812 WARN L222 SmtUtils]: Spent 7.55s on a formula simplification. DAG size of input: 155 DAG size of output: 146 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:17:32,000 WARN L222 SmtUtils]: Spent 9.50s on a formula simplification. DAG size of input: 158 DAG size of output: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:17:44,779 WARN L222 SmtUtils]: Spent 8.10s on a formula simplification. DAG size of input: 158 DAG size of output: 154 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:21:03,430 WARN L222 SmtUtils]: Spent 3.23m on a formula simplification. DAG size of input: 221 DAG size of output: 217 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-08-29 22:22:15,171 WARN L222 SmtUtils]: Spent 1.20m on a formula simplification that was a NOOP. DAG size: 217 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) Killed by 15