./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/weaver/popl20-commit-2.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-commit-2.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f484a00c18d1df7ceedc12992e35584262ebeacdaf88de41be4bc57f4fb5401d --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:32:25,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:32:25,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:32:25,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:32:25,716 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:32:25,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:32:25,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:32:25,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:32:25,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:32:25,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:32:25,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:32:25,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:32:25,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:32:25,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:32:25,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:32:25,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:32:25,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:32:25,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:32:25,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:32:25,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:32:25,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:32:25,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:32:25,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:32:25,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:32:25,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:32:25,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:32:25,769 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:32:25,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:32:25,771 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:32:25,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:32:25,773 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:32:25,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:32:25,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:32:25,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:32:25,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:32:25,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:32:25,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:32:25,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:32:25,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:32:25,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:32:25,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:32:25,781 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:32:25,810 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:32:25,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:32:25,812 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:32:25,812 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:32:25,813 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:32:25,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:32:25,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:32:25,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:32:25,814 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:32:25,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:32:25,815 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:32:25,815 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:32:25,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:32:25,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:32:25,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:32:25,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:32:25,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:32:25,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:32:25,817 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:32:25,817 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:32:25,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:32:25,817 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:32:25,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:32:25,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:32:25,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:32:25,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:32:25,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:32:25,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:32:25,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:32:25,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:32:25,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:32:25,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:32:25,820 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:32:25,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:32:25,820 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:32:25,820 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:32:25,821 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:32:25,821 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f484a00c18d1df7ceedc12992e35584262ebeacdaf88de41be4bc57f4fb5401d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:32:26,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:32:26,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:32:26,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:32:26,169 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:32:26,169 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:32:26,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-commit-2.wvr.c [2023-08-30 12:32:27,441 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:32:27,685 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:32:27,686 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-commit-2.wvr.c [2023-08-30 12:32:27,692 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c553320f/337cc99d6ea74d869309556e4d296bc2/FLAG8d863fe9b [2023-08-30 12:32:27,704 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c553320f/337cc99d6ea74d869309556e4d296bc2 [2023-08-30 12:32:27,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:32:27,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:32:27,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:32:27,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:32:27,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:32:27,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:27,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33ca906b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27, skipping insertion in model container [2023-08-30 12:32:27,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:27,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:32:27,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:32:27,892 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-commit-2.wvr.c[5846,5859] [2023-08-30 12:32:27,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:32:27,906 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:32:27,935 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-commit-2.wvr.c[5846,5859] [2023-08-30 12:32:27,938 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:32:27,945 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:32:27,946 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:32:27,953 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:32:27,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27 WrapperNode [2023-08-30 12:32:27,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:32:27,955 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:32:27,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:32:27,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:32:27,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:27,982 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:28,047 INFO L138 Inliner]: procedures = 26, calls = 93, calls flagged for inlining = 27, calls inlined = 33, statements flattened = 506 [2023-08-30 12:32:28,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:32:28,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:32:28,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:32:28,050 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:32:28,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:28,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:28,076 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:28,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:28,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:28,111 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:28,123 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:28,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:28,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:32:28,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:32:28,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:32:28,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:32:28,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27" (1/1) ... [2023-08-30 12:32:28,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:32:28,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:32:28,166 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) [2023-08-30 12:32:28,192 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 [2023-08-30 12:32:28,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:32:28,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:32:28,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:32:28,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:32:28,206 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:32:28,206 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:32:28,206 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:32:28,206 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:32:28,207 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:32:28,207 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:32:28,207 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 12:32:28,207 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 12:32:28,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:32:28,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:32:28,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:32:28,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:32:28,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:32:28,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:32:28,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:32:28,210 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:32:28,380 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:32:28,394 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:32:28,939 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:32:29,408 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:32:29,408 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-08-30 12:32:29,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:32:29 BoogieIcfgContainer [2023-08-30 12:32:29,411 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:32:29,413 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:32:29,413 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:32:29,416 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:32:29,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:32:27" (1/3) ... [2023-08-30 12:32:29,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac3f85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:32:29, skipping insertion in model container [2023-08-30 12:32:29,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:27" (2/3) ... [2023-08-30 12:32:29,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ac3f85d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:32:29, skipping insertion in model container [2023-08-30 12:32:29,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:32:29" (3/3) ... [2023-08-30 12:32:29,419 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-commit-2.wvr.c [2023-08-30 12:32:29,425 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:32:29,433 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:32:29,434 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2023-08-30 12:32:29,434 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:32:29,590 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 12:32:29,595 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) 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) [2023-08-30 12:32:29,601 INFO L158 Benchmark]: Toolchain (without parser) took 1889.92ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 51.7MB in the beginning and 35.2MB in the end (delta: 16.4MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2023-08-30 12:32:29,602 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:32:29,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.11ms. Allocated memory is still 73.4MB. Free memory was 51.5MB in the beginning and 38.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:32:29,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.33ms. Allocated memory is still 73.4MB. Free memory was 38.0MB in the beginning and 53.6MB in the end (delta: -15.5MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-08-30 12:32:29,604 INFO L158 Benchmark]: Boogie Preprocessor took 81.03ms. Allocated memory is still 73.4MB. Free memory was 53.6MB in the beginning and 50.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:32:29,605 INFO L158 Benchmark]: RCFGBuilder took 1280.58ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 50.8MB in the beginning and 38.0MB in the end (delta: 12.8MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2023-08-30 12:32:29,606 INFO L158 Benchmark]: TraceAbstraction took 186.21ms. Allocated memory is still 88.1MB. Free memory was 37.4MB in the beginning and 35.2MB in the end (delta: 2.2MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-08-30 12:32:29,613 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.11ms. Allocated memory is still 73.4MB. Free memory was 51.5MB in the beginning and 38.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.33ms. Allocated memory is still 73.4MB. Free memory was 38.0MB in the beginning and 53.6MB in the end (delta: -15.5MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.03ms. Allocated memory is still 73.4MB. Free memory was 53.6MB in the beginning and 50.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1280.58ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 50.8MB in the beginning and 38.0MB in the end (delta: 12.8MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. * TraceAbstraction took 186.21ms. Allocated memory is still 88.1MB. Free memory was 37.4MB in the beginning and 35.2MB in the end (delta: 2.2MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:32:29,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 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/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-commit-2.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f484a00c18d1df7ceedc12992e35584262ebeacdaf88de41be4bc57f4fb5401d --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 12:32:31,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:32:31,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:32:31,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:32:31,552 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:32:31,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:32:31,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:32:31,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:32:31,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:32:31,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:32:31,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:32:31,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:32:31,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:32:31,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:32:31,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:32:31,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:32:31,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:32:31,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:32:31,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:32:31,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:32:31,578 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:32:31,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:32:31,580 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:32:31,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:32:31,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:32:31,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:32:31,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:32:31,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:32:31,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:32:31,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:32:31,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:32:31,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:32:31,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:32:31,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:32:31,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:32:31,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:32:31,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:32:31,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:32:31,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:32:31,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:32:31,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:32:31,605 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:32:31,640 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:32:31,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:32:31,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:32:31,642 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:32:31,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:32:31,643 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:32:31,643 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:32:31,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:32:31,644 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:32:31,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:32:31,645 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:32:31,645 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:32:31,645 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:32:31,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:32:31,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:32:31,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:32:31,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:32:31,646 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:32:31,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:32:31,646 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:32:31,647 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:32:31,647 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:32:31,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:32:31,647 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:32:31,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:32:31,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:32:31,648 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:32:31,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:32:31,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:32:31,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:32:31,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:32:31,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:32:31,649 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:32:31,649 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:32:31,649 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:32:31,650 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:32:31,650 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:32:31,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:32:31,650 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:32:31,650 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:32:31,651 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f484a00c18d1df7ceedc12992e35584262ebeacdaf88de41be4bc57f4fb5401d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:32:31,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:32:31,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:32:31,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:32:31,938 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:32:31,938 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:32:31,940 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-commit-2.wvr.c [2023-08-30 12:32:33,123 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:32:33,335 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:32:33,335 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-commit-2.wvr.c [2023-08-30 12:32:33,341 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41efb2bf8/8ea3c107343b4fadb796ba1d40eb98d4/FLAG98a924eee [2023-08-30 12:32:33,355 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/41efb2bf8/8ea3c107343b4fadb796ba1d40eb98d4 [2023-08-30 12:32:33,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:32:33,359 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:32:33,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:32:33,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:32:33,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:32:33,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b7b0c2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33, skipping insertion in model container [2023-08-30 12:32:33,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:32:33,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:32:33,561 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-commit-2.wvr.c[5846,5859] [2023-08-30 12:32:33,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:32:33,582 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-08-30 12:32:33,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:32:33,627 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-commit-2.wvr.c[5846,5859] [2023-08-30 12:32:33,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:32:33,643 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:32:33,691 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-commit-2.wvr.c[5846,5859] [2023-08-30 12:32:33,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:32:33,708 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:32:33,709 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:32:33,714 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:32:33,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33 WrapperNode [2023-08-30 12:32:33,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:32:33,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:32:33,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:32:33,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:32:33,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,751 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,792 INFO L138 Inliner]: procedures = 28, calls = 93, calls flagged for inlining = 27, calls inlined = 33, statements flattened = 492 [2023-08-30 12:32:33,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:32:33,794 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:32:33,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:32:33,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:32:33,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,851 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,864 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:32:33,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:32:33,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:32:33,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:32:33,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33" (1/1) ... [2023-08-30 12:32:33,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:32:33,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:32:33,943 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) [2023-08-30 12:32:33,964 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 [2023-08-30 12:32:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:32:33,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:32:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:32:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:32:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:32:33,978 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:32:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:32:33,978 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:32:33,978 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:32:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:32:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-30 12:32:33,979 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-30 12:32:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:32:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:32:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-30 12:32:33,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:32:33,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:32:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:32:33,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:32:33,982 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 12:32:34,103 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:32:34,105 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:32:34,767 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:32:35,154 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:32:35,154 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-08-30 12:32:35,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:32:35 BoogieIcfgContainer [2023-08-30 12:32:35,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:32:35,167 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:32:35,167 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:32:35,170 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:32:35,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:32:33" (1/3) ... [2023-08-30 12:32:35,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b04b045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:32:35, skipping insertion in model container [2023-08-30 12:32:35,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:32:33" (2/3) ... [2023-08-30 12:32:35,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b04b045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:32:35, skipping insertion in model container [2023-08-30 12:32:35,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:32:35" (3/3) ... [2023-08-30 12:32:35,173 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-commit-2.wvr.c [2023-08-30 12:32:35,181 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:32:35,189 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:32:35,189 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2023-08-30 12:32:35,190 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:32:35,320 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-30 12:32:35,326 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) 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) [2023-08-30 12:32:35,330 INFO L158 Benchmark]: Toolchain (without parser) took 1969.97ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 61.8MB in the beginning and 36.1MB in the end (delta: 25.7MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2023-08-30 12:32:35,331 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:32:35,332 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.96ms. Allocated memory is still 83.9MB. Free memory was 61.5MB in the beginning and 44.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-08-30 12:32:35,332 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.37ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 41.3MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:32:35,333 INFO L158 Benchmark]: Boogie Preprocessor took 90.09ms. Allocated memory is still 83.9MB. Free memory was 41.3MB in the beginning and 62.9MB in the end (delta: -21.6MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2023-08-30 12:32:35,334 INFO L158 Benchmark]: RCFGBuilder took 1280.42ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 62.9MB in the beginning and 73.9MB in the end (delta: -11.0MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2023-08-30 12:32:35,335 INFO L158 Benchmark]: TraceAbstraction took 161.49ms. Allocated memory is still 100.7MB. Free memory was 73.1MB in the beginning and 36.1MB in the end (delta: 37.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-08-30 12:32:35,342 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.96ms. Allocated memory is still 83.9MB. Free memory was 61.5MB in the beginning and 44.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.37ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 41.3MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.09ms. Allocated memory is still 83.9MB. Free memory was 41.3MB in the beginning and 62.9MB in the end (delta: -21.6MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1280.42ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 62.9MB in the beginning and 73.9MB in the end (delta: -11.0MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * TraceAbstraction took 161.49ms. Allocated memory is still 100.7MB. Free memory was 73.1MB in the beginning and 36.1MB in the end (delta: 37.0MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 12:32:35,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE