/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true -i ../../../trunk/examples/svcomp/weaver/chl-match-subst.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-53ca081-m [2022-09-16 10:50:10,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-09-16 10:50:10,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-09-16 10:50:10,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-09-16 10:50:10,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-09-16 10:50:10,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-09-16 10:50:10,944 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-09-16 10:50:10,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-09-16 10:50:10,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-09-16 10:50:10,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-09-16 10:50:10,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-09-16 10:50:10,950 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-09-16 10:50:10,951 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-09-16 10:50:10,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-09-16 10:50:10,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-09-16 10:50:10,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-09-16 10:50:10,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-09-16 10:50:10,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-09-16 10:50:10,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-09-16 10:50:10,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-09-16 10:50:10,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-09-16 10:50:10,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-09-16 10:50:10,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-09-16 10:50:10,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-09-16 10:50:10,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-09-16 10:50:10,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-09-16 10:50:10,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-09-16 10:50:10,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-09-16 10:50:10,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-09-16 10:50:10,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-09-16 10:50:10,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-09-16 10:50:10,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-09-16 10:50:10,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-09-16 10:50:10,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-09-16 10:50:10,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-09-16 10:50:10,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-09-16 10:50:10,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-09-16 10:50:10,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-09-16 10:50:10,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-09-16 10:50:10,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-09-16 10:50:10,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-09-16 10:50:10,970 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-09-16 10:50:10,983 INFO L113 SettingsManager]: Loading preferences was successful [2022-09-16 10:50:10,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-09-16 10:50:10,984 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-09-16 10:50:10,984 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-09-16 10:50:10,984 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-09-16 10:50:10,985 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-09-16 10:50:10,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-09-16 10:50:10,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-09-16 10:50:10,985 INFO L138 SettingsManager]: * Use SBE=true [2022-09-16 10:50:10,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-09-16 10:50:10,985 INFO L138 SettingsManager]: * sizeof long=4 [2022-09-16 10:50:10,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-09-16 10:50:10,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-09-16 10:50:10,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-09-16 10:50:10,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-09-16 10:50:10,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-09-16 10:50:10,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-09-16 10:50:10,986 INFO L138 SettingsManager]: * sizeof long double=12 [2022-09-16 10:50:10,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-09-16 10:50:10,986 INFO L138 SettingsManager]: * Use constant arrays=true [2022-09-16 10:50:10,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-09-16 10:50:10,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-09-16 10:50:10,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-09-16 10:50:10,987 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-09-16 10:50:10,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-09-16 10:50:10,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 10:50:10,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-09-16 10:50:10,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-09-16 10:50:10,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-09-16 10:50:10,987 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-09-16 10:50:10,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-09-16 10:50:10,987 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-09-16 10:50:10,988 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-09-16 10:50:10,988 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2022-09-16 10:50:11,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-09-16 10:50:11,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-09-16 10:50:11,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-09-16 10:50:11,194 INFO L271 PluginConnector]: Initializing CDTParser... [2022-09-16 10:50:11,195 INFO L275 PluginConnector]: CDTParser initialized [2022-09-16 10:50:11,195 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-match-subst.wvr.c [2022-09-16 10:50:11,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32b9edfea/93957b701c9141fb97ae9dd4285188d4/FLAG4f2b77775 [2022-09-16 10:50:11,544 INFO L306 CDTParser]: Found 1 translation units. [2022-09-16 10:50:11,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-match-subst.wvr.c [2022-09-16 10:50:11,549 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32b9edfea/93957b701c9141fb97ae9dd4285188d4/FLAG4f2b77775 [2022-09-16 10:50:11,984 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32b9edfea/93957b701c9141fb97ae9dd4285188d4 [2022-09-16 10:50:11,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-09-16 10:50:11,987 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-09-16 10:50:11,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-09-16 10:50:11,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-09-16 10:50:11,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-09-16 10:50:11,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 10:50:11" (1/1) ... [2022-09-16 10:50:11,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5470fe41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:11, skipping insertion in model container [2022-09-16 10:50:11,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 10:50:11" (1/1) ... [2022-09-16 10:50:12,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-09-16 10:50:12,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-09-16 10:50:12,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-match-subst.wvr.c[3017,3030] [2022-09-16 10:50:12,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 10:50:12,180 INFO L203 MainTranslator]: Completed pre-run [2022-09-16 10:50:12,216 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-match-subst.wvr.c[3017,3030] [2022-09-16 10:50:12,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-09-16 10:50:12,227 INFO L208 MainTranslator]: Completed translation [2022-09-16 10:50:12,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:12 WrapperNode [2022-09-16 10:50:12,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-09-16 10:50:12,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-09-16 10:50:12,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-09-16 10:50:12,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-09-16 10:50:12,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:12" (1/1) ... [2022-09-16 10:50:12,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:12" (1/1) ... [2022-09-16 10:50:12,261 INFO L138 Inliner]: procedures = 23, calls = 34, calls flagged for inlining = 12, calls inlined = 22, statements flattened = 338 [2022-09-16 10:50:12,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-09-16 10:50:12,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-09-16 10:50:12,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-09-16 10:50:12,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-09-16 10:50:12,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:12" (1/1) ... [2022-09-16 10:50:12,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:12" (1/1) ... [2022-09-16 10:50:12,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:12" (1/1) ... [2022-09-16 10:50:12,271 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:12" (1/1) ... [2022-09-16 10:50:12,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:12" (1/1) ... [2022-09-16 10:50:12,278 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:12" (1/1) ... [2022-09-16 10:50:12,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:12" (1/1) ... [2022-09-16 10:50:12,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-09-16 10:50:12,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-09-16 10:50:12,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-09-16 10:50:12,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-09-16 10:50:12,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:12" (1/1) ... [2022-09-16 10:50:12,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-09-16 10:50:12,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-09-16 10:50:12,312 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) [2022-09-16 10:50:12,313 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 [2022-09-16 10:50:12,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-09-16 10:50:12,340 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-09-16 10:50:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-09-16 10:50:12,340 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-09-16 10:50:12,340 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-09-16 10:50:12,340 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-09-16 10:50:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-09-16 10:50:12,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-09-16 10:50:12,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-09-16 10:50:12,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-09-16 10:50:12,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-09-16 10:50:12,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-09-16 10:50:12,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-09-16 10:50:12,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-09-16 10:50:12,342 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-09-16 10:50:12,411 INFO L234 CfgBuilder]: Building ICFG [2022-09-16 10:50:12,412 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-09-16 10:50:12,884 INFO L275 CfgBuilder]: Performing block encoding [2022-09-16 10:50:12,896 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-09-16 10:50:12,896 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-09-16 10:50:12,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 10:50:12 BoogieIcfgContainer [2022-09-16 10:50:12,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-09-16 10:50:12,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-09-16 10:50:12,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-09-16 10:50:12,904 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-09-16 10:50:12,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 10:50:11" (1/3) ... [2022-09-16 10:50:12,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f09b7c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 10:50:12, skipping insertion in model container [2022-09-16 10:50:12,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 10:50:12" (2/3) ... [2022-09-16 10:50:12,905 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f09b7c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 10:50:12, skipping insertion in model container [2022-09-16 10:50:12,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 10:50:12" (3/3) ... [2022-09-16 10:50:12,905 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-match-subst.wvr.c [2022-09-16 10:50:12,910 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-09-16 10:50:12,916 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-09-16 10:50:12,916 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-09-16 10:50:12,917 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-09-16 10:50:13,008 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-09-16 10:50:13,064 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 452 places, 480 transitions, 984 flow