./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-overflow.prp --file ../../../trunk/examples/svcomp/weaver/chl-collitem-subst.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/chl-collitem-subst.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 e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 --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 12:30:25,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:30:25,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:30:25,857 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:30:25,857 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:30:25,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:30:25,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:30:25,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:30:25,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:30:25,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:30:25,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:30:25,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:30:25,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:30:25,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:30:25,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:30:25,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:30:25,886 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:30:25,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:30:25,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:30:25,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:30:25,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:30:25,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:30:25,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:30:25,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:30:25,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:30:25,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:30:25,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:30:25,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:30:25,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:30:25,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:30:25,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:30:25,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:30:25,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:30:25,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:30:25,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:30:25,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:30:25,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:30:25,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:30:25,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:30:25,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:30:25,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:30:25,927 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-08-30 12:30:25,962 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:30:25,962 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:30:25,963 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:30:25,964 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:30:25,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:30:25,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:30:25,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:30:25,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:30:25,966 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:30:25,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:30:25,967 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:30:25,967 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:30:25,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 12:30:25,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:30:25,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:30:25,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:30:25,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:30:25,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:30:25,968 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:30:25,969 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:30:25,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:30:25,969 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:30:25,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:30:25,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:30:25,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:30:25,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:30:25,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:30:25,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:30:25,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:30:25,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:30:25,971 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 12:30:25,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 12:30:25,971 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:30:25,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:30:25,972 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:30:25,972 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:30:25,972 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:30:25,972 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:30:26,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:30:26,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:30:26,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:30:26,284 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:30:26,284 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:30:26,286 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2023-08-30 12:30:27,547 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:30:27,759 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:30:27,760 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2023-08-30 12:30:27,768 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f39c07422/edead6de83b143419d06dfbcb147fcf1/FLAGbce94dcf5 [2023-08-30 12:30:27,779 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f39c07422/edead6de83b143419d06dfbcb147fcf1 [2023-08-30 12:30:27,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:30:27,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:30:27,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:30:27,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:30:27,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:30:27,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:30:27" (1/1) ... [2023-08-30 12:30:27,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3daaf09c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:27, skipping insertion in model container [2023-08-30 12:30:27,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:30:27" (1/1) ... [2023-08-30 12:30:27,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:30:27,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:30:27,945 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/chl-collitem-subst.wvr.c[3544,3557] [2023-08-30 12:30:27,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:30:27,969 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:30:28,017 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/chl-collitem-subst.wvr.c[3544,3557] [2023-08-30 12:30:28,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:30:28,036 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:30:28,039 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:30:28,044 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:30:28,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28 WrapperNode [2023-08-30 12:30:28,045 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:30:28,046 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:30:28,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:30:28,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:30:28,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28" (1/1) ... [2023-08-30 12:30:28,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28" (1/1) ... [2023-08-30 12:30:28,114 INFO L138 Inliner]: procedures = 23, calls = 46, calls flagged for inlining = 18, calls inlined = 40, statements flattened = 533 [2023-08-30 12:30:28,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:30:28,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:30:28,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:30:28,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:30:28,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28" (1/1) ... [2023-08-30 12:30:28,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28" (1/1) ... [2023-08-30 12:30:28,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28" (1/1) ... [2023-08-30 12:30:28,145 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28" (1/1) ... [2023-08-30 12:30:28,166 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28" (1/1) ... [2023-08-30 12:30:28,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28" (1/1) ... [2023-08-30 12:30:28,177 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28" (1/1) ... [2023-08-30 12:30:28,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28" (1/1) ... [2023-08-30 12:30:28,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:30:28,196 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:30:28,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:30:28,196 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:30:28,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28" (1/1) ... [2023-08-30 12:30:28,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:30:28,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:30:28,229 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 12:30:28,256 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 12:30:28,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:30:28,272 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:30:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:30:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:30:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:30:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:30:28,286 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:30:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 12:30:28,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:30:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 12:30:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:30:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:30:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:30:28,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:30:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 12:30:28,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:30:28,289 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 12:30:28,468 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:30:28,470 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:30:29,294 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:30:34,472 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:30:34,473 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:30:34,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:30:34 BoogieIcfgContainer [2023-08-30 12:30:34,475 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:30:34,477 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:30:34,477 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:30:34,480 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:30:34,480 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:30:27" (1/3) ... [2023-08-30 12:30:34,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ce2c8cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:30:34, skipping insertion in model container [2023-08-30 12:30:34,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:28" (2/3) ... [2023-08-30 12:30:34,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ce2c8cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:30:34, skipping insertion in model container [2023-08-30 12:30:34,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:30:34" (3/3) ... [2023-08-30 12:30:34,482 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-collitem-subst.wvr.c [2023-08-30 12:30:34,491 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:30:34,498 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:30:34,498 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 72 error locations. [2023-08-30 12:30:34,498 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:30:35,937 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 12:30:35,943 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 12:30:35,949 INFO L158 Benchmark]: Toolchain (without parser) took 8166.24ms. Allocated memory was 79.7MB in the beginning and 931.1MB in the end (delta: 851.4MB). Free memory was 57.8MB in the beginning and 483.8MB in the end (delta: -426.0MB). Peak memory consumption was 428.5MB. Max. memory is 16.1GB. [2023-08-30 12:30:35,950 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:30:35,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.44ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 46.0MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 12:30:35,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.62ms. Allocated memory is still 79.7MB. Free memory was 46.0MB in the beginning and 42.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 12:30:35,953 INFO L158 Benchmark]: Boogie Preprocessor took 75.47ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 40.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:30:35,954 INFO L158 Benchmark]: RCFGBuilder took 6278.83ms. Allocated memory was 79.7MB in the beginning and 931.1MB in the end (delta: 851.4MB). Free memory was 40.0MB in the beginning and 692.5MB in the end (delta: -652.4MB). Peak memory consumption was 258.7MB. Max. memory is 16.1GB. [2023-08-30 12:30:35,955 INFO L158 Benchmark]: TraceAbstraction took 1471.21ms. Allocated memory is still 931.1MB. Free memory was 692.5MB in the beginning and 483.8MB in the end (delta: 208.7MB). Peak memory consumption was 209.7MB. Max. memory is 16.1GB. [2023-08-30 12:30:35,963 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.44ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 46.0MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.62ms. Allocated memory is still 79.7MB. Free memory was 46.0MB in the beginning and 42.4MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.47ms. Allocated memory is still 79.7MB. Free memory was 42.4MB in the beginning and 40.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 6278.83ms. Allocated memory was 79.7MB in the beginning and 931.1MB in the end (delta: 851.4MB). Free memory was 40.0MB in the beginning and 692.5MB in the end (delta: -652.4MB). Peak memory consumption was 258.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1471.21ms. Allocated memory is still 931.1MB. Free memory was 692.5MB in the beginning and 483.8MB in the end (delta: 208.7MB). Peak memory consumption was 209.7MB. 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 12:30:36,000 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/chl-collitem-subst.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 e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 --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 12:30:38,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 12:30:38,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 12:30:38,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 12:30:38,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 12:30:38,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 12:30:38,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 12:30:38,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 12:30:38,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 12:30:38,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 12:30:38,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 12:30:38,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 12:30:38,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 12:30:38,178 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 12:30:38,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 12:30:38,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 12:30:38,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 12:30:38,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 12:30:38,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 12:30:38,193 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 12:30:38,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 12:30:38,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 12:30:38,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 12:30:38,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 12:30:38,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 12:30:38,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 12:30:38,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 12:30:38,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 12:30:38,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 12:30:38,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 12:30:38,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 12:30:38,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 12:30:38,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 12:30:38,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 12:30:38,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 12:30:38,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 12:30:38,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 12:30:38,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 12:30:38,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 12:30:38,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 12:30:38,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 12:30:38,227 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2023-08-30 12:30:38,260 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 12:30:38,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 12:30:38,262 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 12:30:38,262 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 12:30:38,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 12:30:38,263 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 12:30:38,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 12:30:38,264 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 12:30:38,264 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 12:30:38,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 12:30:38,265 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 12:30:38,265 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 12:30:38,265 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 12:30:38,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 12:30:38,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 12:30:38,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 12:30:38,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 12:30:38,266 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 12:30:38,266 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 12:30:38,267 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2023-08-30 12:30:38,267 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 12:30:38,267 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 12:30:38,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 12:30:38,267 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 12:30:38,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 12:30:38,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 12:30:38,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 12:30:38,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 12:30:38,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:30:38,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 12:30:38,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 12:30:38,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 12:30:38,269 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 12:30:38,269 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 12:30:38,269 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 12:30:38,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 12:30:38,270 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 12:30:38,270 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 12:30:38,270 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 12:30:38,270 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 12:30:38,271 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2cb2ea6991951b6a9c5c1df0de2ac5ff84f75971959d591fa5f258025f94929 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 12:30:38,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 12:30:38,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 12:30:38,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 12:30:38,617 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 12:30:38,617 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 12:30:38,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2023-08-30 12:30:39,886 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 12:30:40,090 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 12:30:40,091 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2023-08-30 12:30:40,099 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/533b48984/3f52c9ffa543476297543a62bd61c21d/FLAG9b8451a95 [2023-08-30 12:30:40,114 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/533b48984/3f52c9ffa543476297543a62bd61c21d [2023-08-30 12:30:40,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 12:30:40,118 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 12:30:40,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 12:30:40,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 12:30:40,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 12:30:40,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40cac715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40, skipping insertion in model container [2023-08-30 12:30:40,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 12:30:40,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 12:30:40,339 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/chl-collitem-subst.wvr.c[3544,3557] [2023-08-30 12:30:40,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:30:40,372 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 12:30:40,406 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/chl-collitem-subst.wvr.c[3544,3557] [2023-08-30 12:30:40,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 12:30:40,425 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:30:40,425 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-30 12:30:40,431 INFO L208 MainTranslator]: Completed translation [2023-08-30 12:30:40,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40 WrapperNode [2023-08-30 12:30:40,432 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 12:30:40,433 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 12:30:40,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 12:30:40,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 12:30:40,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,502 INFO L138 Inliner]: procedures = 25, calls = 46, calls flagged for inlining = 18, calls inlined = 40, statements flattened = 509 [2023-08-30 12:30:40,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 12:30:40,503 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 12:30:40,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 12:30:40,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 12:30:40,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,546 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,553 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 12:30:40,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 12:30:40,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 12:30:40,561 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 12:30:40,562 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40" (1/1) ... [2023-08-30 12:30:40,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 12:30:40,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 12:30:40,590 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 12:30:40,624 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 12:30:40,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 12:30:40,640 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 12:30:40,640 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 12:30:40,640 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 12:30:40,640 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 12:30:40,640 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 12:30:40,641 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 12:30:40,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 12:30:40,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 12:30:40,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-30 12:30:40,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-30 12:30:40,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 12:30:40,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 12:30:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 12:30:40,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 12:30:40,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 12:30:40,644 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 12:30:40,764 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 12:30:40,778 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 12:30:41,632 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 12:30:46,251 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 12:30:46,251 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 12:30:46,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:30:46 BoogieIcfgContainer [2023-08-30 12:30:46,254 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 12:30:46,256 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 12:30:46,256 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 12:30:46,259 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 12:30:46,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 12:30:40" (1/3) ... [2023-08-30 12:30:46,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bab21f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:30:46, skipping insertion in model container [2023-08-30 12:30:46,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 12:30:40" (2/3) ... [2023-08-30 12:30:46,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bab21f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 12:30:46, skipping insertion in model container [2023-08-30 12:30:46,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 12:30:46" (3/3) ... [2023-08-30 12:30:46,261 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-collitem-subst.wvr.c [2023-08-30 12:30:46,269 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 12:30:46,277 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 12:30:46,278 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 72 error locations. [2023-08-30 12:30:46,278 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 12:30:47,635 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 12:30:47,757 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 12:30:47,761 INFO L158 Benchmark]: Toolchain (without parser) took 7641.77ms. Allocated memory was 60.8MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 30.2MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 366.4MB. Max. memory is 16.1GB. [2023-08-30 12:30:47,762 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 50.3MB. Free memory was 28.5MB in the beginning and 28.5MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 12:30:47,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.71ms. Allocated memory is still 60.8MB. Free memory was 30.0MB in the beginning and 31.6MB in the end (delta: -1.6MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2023-08-30 12:30:47,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.47ms. Allocated memory is still 60.8MB. Free memory was 31.6MB in the beginning and 28.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 12:30:47,764 INFO L158 Benchmark]: Boogie Preprocessor took 56.93ms. Allocated memory is still 60.8MB. Free memory was 28.3MB in the beginning and 38.6MB in the end (delta: -10.3MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2023-08-30 12:30:47,765 INFO L158 Benchmark]: RCFGBuilder took 5693.09ms. Allocated memory was 60.8MB in the beginning and 511.7MB in the end (delta: 450.9MB). Free memory was 38.6MB in the beginning and 400.4MB in the end (delta: -361.8MB). Peak memory consumption was 367.9MB. Max. memory is 16.1GB. [2023-08-30 12:30:47,767 INFO L158 Benchmark]: TraceAbstraction took 1503.52ms. Allocated memory was 511.7MB in the beginning and 1.3GB in the end (delta: 752.9MB). Free memory was 399.4MB in the beginning and 1.2GB in the end (delta: -751.2MB). Peak memory consumption was 285.8MB. Max. memory is 16.1GB. [2023-08-30 12:30:47,773 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 50.3MB. Free memory was 28.5MB in the beginning and 28.5MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.71ms. Allocated memory is still 60.8MB. Free memory was 30.0MB in the beginning and 31.6MB in the end (delta: -1.6MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.47ms. Allocated memory is still 60.8MB. Free memory was 31.6MB in the beginning and 28.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.93ms. Allocated memory is still 60.8MB. Free memory was 28.3MB in the beginning and 38.6MB in the end (delta: -10.3MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5693.09ms. Allocated memory was 60.8MB in the beginning and 511.7MB in the end (delta: 450.9MB). Free memory was 38.6MB in the beginning and 400.4MB in the end (delta: -361.8MB). Peak memory consumption was 367.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1503.52ms. Allocated memory was 511.7MB in the beginning and 1.3GB in the end (delta: 752.9MB). Free memory was 399.4MB in the beginning and 1.2GB in the end (delta: -751.2MB). Peak memory consumption was 285.8MB. 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 12:30:47,808 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