/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-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/regression/atomic/14a-subsequent-blocks.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-12 21:44:40,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-12 21:44:40,585 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-12 21:44:40,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-12 21:44:40,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-12 21:44:40,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-12 21:44:40,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-12 21:44:40,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-12 21:44:40,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-12 21:44:40,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-12 21:44:40,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-12 21:44:40,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-12 21:44:40,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-12 21:44:40,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-12 21:44:40,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-12 21:44:40,633 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-12 21:44:40,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-12 21:44:40,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-12 21:44:40,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-12 21:44:40,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-12 21:44:40,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-12 21:44:40,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-12 21:44:40,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-12 21:44:40,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-12 21:44:40,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-12 21:44:40,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-12 21:44:40,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-12 21:44:40,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-12 21:44:40,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-12 21:44:40,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-12 21:44:40,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-12 21:44:40,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-12 21:44:40,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-12 21:44:40,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-12 21:44:40,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-12 21:44:40,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-12 21:44:40,662 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-PN-NoLbe.epf [2021-08-12 21:44:40,689 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-12 21:44:40,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-12 21:44:40,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-12 21:44:40,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-12 21:44:40,693 INFO L138 SettingsManager]: * Use SBE=true [2021-08-12 21:44:40,693 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-12 21:44:40,693 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-12 21:44:40,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-12 21:44:40,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-12 21:44:40,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-12 21:44:40,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-12 21:44:40,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-12 21:44:40,694 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-12 21:44:40,695 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-12 21:44:40,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-12 21:44:40,695 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-12 21:44:40,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-12 21:44:40,695 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-12 21:44:40,695 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-12 21:44:40,695 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-12 21:44:40,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-12 21:44:40,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 21:44:40,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-12 21:44:40,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-12 21:44:40,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-12 21:44:40,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-12 21:44:40,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-12 21:44:40,696 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-12 21:44:40,696 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-12 21:44:40,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-12 21:44:40,697 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-12 21:44:40,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-12 21:44:40,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-12 21:44:40,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-12 21:44:40,974 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-12 21:44:40,975 INFO L275 PluginConnector]: CDTParser initialized [2021-08-12 21:44:40,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/atomic/14a-subsequent-blocks.c [2021-08-12 21:44:41,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d1c9a0f6/05e1c91fac1e47aebfaa502fabf2339d/FLAGb7afb1922 [2021-08-12 21:44:41,357 INFO L306 CDTParser]: Found 1 translation units. [2021-08-12 21:44:41,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/atomic/14a-subsequent-blocks.c [2021-08-12 21:44:41,358 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2021-08-12 21:44:41,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d1c9a0f6/05e1c91fac1e47aebfaa502fabf2339d/FLAGb7afb1922 [2021-08-12 21:44:41,752 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d1c9a0f6/05e1c91fac1e47aebfaa502fabf2339d [2021-08-12 21:44:41,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-12 21:44:41,755 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-12 21:44:41,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-12 21:44:41,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-12 21:44:41,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-12 21:44:41,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 09:44:41" (1/1) ... [2021-08-12 21:44:41,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db9ec2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41, skipping insertion in model container [2021-08-12 21:44:41,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 09:44:41" (1/1) ... [2021-08-12 21:44:41,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-12 21:44:41,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-12 21:44:41,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 21:44:41,851 INFO L203 MainTranslator]: Completed pre-run [2021-08-12 21:44:41,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-12 21:44:41,888 INFO L208 MainTranslator]: Completed translation [2021-08-12 21:44:41,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41 WrapperNode [2021-08-12 21:44:41,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-12 21:44:41,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-12 21:44:41,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-12 21:44:41,890 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-12 21:44:41,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41" (1/1) ... [2021-08-12 21:44:41,900 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41" (1/1) ... [2021-08-12 21:44:41,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-12 21:44:41,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-12 21:44:41,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-12 21:44:41,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-12 21:44:41,917 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41" (1/1) ... [2021-08-12 21:44:41,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41" (1/1) ... [2021-08-12 21:44:41,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41" (1/1) ... [2021-08-12 21:44:41,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41" (1/1) ... [2021-08-12 21:44:41,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41" (1/1) ... [2021-08-12 21:44:41,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41" (1/1) ... [2021-08-12 21:44:41,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41" (1/1) ... [2021-08-12 21:44:41,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-12 21:44:41,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-12 21:44:41,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-12 21:44:41,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-12 21:44:41,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-12 21:44:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-12 21:44:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-12 21:44:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-12 21:44:41,986 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2021-08-12 21:44:41,986 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2021-08-12 21:44:41,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-12 21:44:41,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-12 21:44:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-12 21:44:41,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-12 21:44:41,989 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-12 21:44:42,170 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-12 21:44:42,171 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-12 21:44:42,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 09:44:42 BoogieIcfgContainer [2021-08-12 21:44:42,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-12 21:44:42,184 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-12 21:44:42,184 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-12 21:44:42,186 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-12 21:44:42,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 09:44:41" (1/3) ... [2021-08-12 21:44:42,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a6c3a22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 09:44:42, skipping insertion in model container [2021-08-12 21:44:42,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:44:41" (2/3) ... [2021-08-12 21:44:42,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a6c3a22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 09:44:42, skipping insertion in model container [2021-08-12 21:44:42,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 09:44:42" (3/3) ... [2021-08-12 21:44:42,188 INFO L111 eAbstractionObserver]: Analyzing ICFG 14a-subsequent-blocks.c [2021-08-12 21:44:42,191 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-12 21:44:42,192 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-12 21:44:42,192 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-12 21:44:42,204 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,204 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,204 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,204 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,204 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,205 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,205 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,205 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,205 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,205 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,205 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,205 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,207 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,207 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,207 WARN L313 ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,207 WARN L313 ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-12 21:44:42,209 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-12 21:44:42,222 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-12 21:44:42,235 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-12 21:44:42,235 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-12 21:44:42,235 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-12 21:44:42,235 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-12 21:44:42,235 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-12 21:44:42,235 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-12 21:44:42,235 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-12 21:44:42,235 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-12 21:44:42,241 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 30 places, 26 transitions, 57 flow [2021-08-12 21:44:42,253 INFO L129 PetriNetUnfolder]: 0/25 cut-off events. [2021-08-12 21:44:42,253 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 21:44:42,254 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29 conditions, 25 events. 0/25 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 12 event pairs, 0 based on Foata normal form. 0/24 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2021-08-12 21:44:42,255 INFO L82 GeneralOperation]: Start removeDead. Operand has 30 places, 26 transitions, 57 flow [2021-08-12 21:44:42,257 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 26 places, 22 transitions, 47 flow [2021-08-12 21:44:42,261 INFO L129 PetriNetUnfolder]: 0/16 cut-off events. [2021-08-12 21:44:42,261 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 21:44:42,262 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-12 21:44:42,262 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-12 21:44:42,262 INFO L430 AbstractCegarLoop]: === Iteration 1 === [fooErr0ASSERT_VIOLATIONASSERT, fooErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0INUSE_VIOLATION]=== [2021-08-12 21:44:42,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-12 21:44:42,265 INFO L82 PathProgramCache]: Analyzing trace with hash 978594176, now seen corresponding path program 1 times [2021-08-12 21:44:42,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-12 21:44:42,271 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512705103] [2021-08-12 21:44:42,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-12 21:44:42,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-12 21:44:42,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:44:42,389 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-12 21:44:42,390 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-12 21:44:42,391 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-12 21:44:42,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-12 21:44:42,402 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-12 21:44:42,402 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512705103] [2021-08-12 21:44:42,402 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512705103] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-12 21:44:42,403 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-12 21:44:42,403 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-12 21:44:42,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928193276] [2021-08-12 21:44:42,409 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-12 21:44:42,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-12 21:44:42,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-12 21:44:42,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-12 21:44:42,421 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 20 out of 26 [2021-08-12 21:44:42,423 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 22 transitions, 47 flow. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:44:42,423 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-12 21:44:42,424 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 20 of 26 [2021-08-12 21:44:42,424 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-12 21:44:42,452 INFO L129 PetriNetUnfolder]: 2/29 cut-off events. [2021-08-12 21:44:42,452 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-12 21:44:42,453 INFO L84 FinitePrefix]: Finished finitePrefix Result has 42 conditions, 29 events. 2/29 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 19 event pairs, 2 based on Foata normal form. 3/32 useless extension candidates. Maximal degree in co-relation 25. Up to 8 conditions per place. [2021-08-12 21:44:42,454 INFO L132 encePairwiseOnDemand]: 24/26 looper letters, 0 selfloop transitions, 0 changer transitions 21/21 dead transitions. [2021-08-12 21:44:42,454 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 27 places, 21 transitions, 53 flow [2021-08-12 21:44:42,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-12 21:44:42,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-12 21:44:42,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 65 transitions. [2021-08-12 21:44:42,462 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8333333333333334 [2021-08-12 21:44:42,463 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 65 transitions. [2021-08-12 21:44:42,463 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 65 transitions. [2021-08-12 21:44:42,464 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-12 21:44:42,465 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 65 transitions. [2021-08-12 21:44:42,467 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:44:42,470 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:44:42,471 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:44:42,472 INFO L348 CegarLoopForPetriNet]: 26 programPoint places, 1 predicate places. [2021-08-12 21:44:42,472 INFO L482 AbstractCegarLoop]: Abstraction has has 27 places, 21 transitions, 53 flow [2021-08-12 21:44:42,472 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-12 21:44:42,473 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-12 21:44:42,549 INFO L742 CegarLoopForPetriNet]: Computed Owicki-Gries annotation of size 5336 in 71938262ns [2021-08-12 21:44:42,552 INFO L113 kiGriesValidityCheck]: 25#(or (and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np18_1) (<= ~x~0 2) (not v_np19_1) (not v_np0_1) v_np21_1 v_np24_1) (and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) v_np13_1 (not v_np6_1) (not v_np4_1) (not v_np12_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np21_1) (not v_np18_1) (not v_np19_1) (not v_np0_1) v_np24_1) (and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np6_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) v_np14_1 (not v_np17_1) (not v_np21_1) (not v_np18_1) (<= ~x~0 2) (not v_np19_1) (not v_np0_1) v_np24_1) (and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np21_1) (not v_np18_1) (<= ~x~0 2) (not v_np19_1) (not v_np0_1) v_np24_1 v_np20_1) (and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np21_1) (not v_np18_1) (<= ~x~0 2) (not v_np19_1) v_np4_1 (not v_np0_1) v_np24_1) (and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np2_1) (not v_np17_1) v_np15_1 (not v_np21_1) (not v_np18_1) (<= ~x~0 2) (not v_np19_1) (not v_np0_1) v_np24_1) (and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) v_np18_1 (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np21_1) (not v_np19_1) (not v_np0_1) v_np24_1) (and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np9_1) (not v_np8_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np21_1) (not v_np18_1) (not v_np19_1) v_np1_1 (not v_np0_1) v_np24_1) (and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np20_1) v_np9_1 (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np21_1) (not v_np18_1) (<= ~x~0 2) (not v_np19_1) (not v_np0_1) v_np24_1) (and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np21_1) v_np16_1 (not v_np18_1) (not v_np19_1) (not v_np0_1) v_np24_1) (and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np9_1) (not v_np8_1) v_np11_1 (not v_np1_1) (not v_np14_1) (not v_np6_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np21_1) (not v_np18_1) (<= ~x~0 2) (not v_np19_1) (not v_np0_1) v_np24_1)) [2021-08-12 21:44:42,552 INFO L113 kiGriesValidityCheck]: 5#(and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np21_1) (not v_np18_1) (<= ~x~0 2) (not v_np19_1) v_np4_1 (not v_np0_1) v_np24_1) [2021-08-12 21:44:42,559 INFO L113 kiGriesValidityCheck]: 15#(and (not v_np25_1) (not v_np22_1) (not v_np23_1) (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np3_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np6_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) v_np14_1 (not v_np17_1) (not v_np21_1) (not v_np18_1) (<= ~x~0 2) (not v_np19_1) (not v_np0_1) v_np24_1) [2021-08-12 21:44:42,562 INFO L113 kiGriesValidityCheck]: 4#(or (and (not v_np22_1) v_np25_1 (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np24_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np21_1) (not v_np18_1) (<= ~x~0 2) (not v_np19_1) v_np3_1 (not v_np0_1) v_np23_1) (and (not v_np23_1) v_np25_1 (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) (not v_np6_1) (not v_np24_1) (not v_np4_1) (not v_np12_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np21_1) (not v_np18_1) (<= ~x~0 2) (not v_np19_1) v_np3_1 (not v_np0_1) v_np22_1) (and (not v_np22_1) (not v_np23_1) v_np25_1 (not v_np20_1) (not v_np5_1) (not v_np7_1) (not v_np9_1) (not v_np8_1) (not v_np1_1) (not v_np11_1) (not v_np14_1) v_np12_1 (not v_np6_1) (not v_np24_1) (not v_np4_1) (not v_np13_1) (not v_np10_1) (not v_np16_1) (not v_np15_1) (not v_np2_1) (not v_np17_1) (not v_np21_1) (not v_np18_1) (<= ~x~0 2) (not v_np19_1) v_np3_1 (not v_np0_1))) [2021-08-12 21:44:42,583 INFO L748 CegarLoopForPetriNet]: Checked inductivity and non-interference of Owicki-Gries annotation in 38480019ns [2021-08-12 21:44:42,584 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Invalid Owicki-Gries annotation at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.computeOwickiGries(CegarLoopForPetriNet.java:752) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:111) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:230) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:161) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-08-12 21:44:42,588 INFO L168 Benchmark]: Toolchain (without parser) took 831.80 ms. Allocated memory is still 211.8 MB. Free memory was 175.1 MB in the beginning and 144.6 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.6 MB. Max. memory is 8.0 GB. [2021-08-12 21:44:42,588 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 211.8 MB. Free memory is still 193.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-12 21:44:42,590 INFO L168 Benchmark]: CACSL2BoogieTranslator took 132.62 ms. Allocated memory is still 211.8 MB. Free memory was 174.7 MB in the beginning and 195.5 MB in the end (delta: -20.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-08-12 21:44:42,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.93 ms. Allocated memory is still 211.8 MB. Free memory was 195.5 MB in the beginning and 193.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-08-12 21:44:42,591 INFO L168 Benchmark]: Boogie Preprocessor took 15.02 ms. Allocated memory is still 211.8 MB. Free memory was 193.9 MB in the beginning and 193.2 MB in the end (delta: 730.8 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-08-12 21:44:42,592 INFO L168 Benchmark]: RCFGBuilder took 243.03 ms. Allocated memory is still 211.8 MB. Free memory was 193.2 MB in the beginning and 178.9 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-08-12 21:44:42,592 INFO L168 Benchmark]: TraceAbstraction took 402.85 ms. Allocated memory is still 211.8 MB. Free memory was 178.6 MB in the beginning and 144.6 MB in the end (delta: 34.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 8.0 GB. [2021-08-12 21:44:42,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 211.8 MB. Free memory is still 193.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 132.62 ms. Allocated memory is still 211.8 MB. Free memory was 174.7 MB in the beginning and 195.5 MB in the end (delta: -20.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 21.93 ms. Allocated memory is still 211.8 MB. Free memory was 195.5 MB in the beginning and 193.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.02 ms. Allocated memory is still 211.8 MB. Free memory was 193.9 MB in the beginning and 193.2 MB in the end (delta: 730.8 kB). There was no memory consumed. Max. memory is 8.0 GB. * RCFGBuilder took 243.03 ms. Allocated memory is still 211.8 MB. Free memory was 193.2 MB in the beginning and 178.9 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 402.85 ms. Allocated memory is still 211.8 MB. Free memory was 178.6 MB in the beginning and 144.6 MB in the end (delta: 34.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Invalid Owicki-Gries annotation de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Invalid Owicki-Gries annotation: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.computeOwickiGries(CegarLoopForPetriNet.java:752) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...