/usr/bin/java -Xmx16000000000 -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-POR-Persistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/name-comparator-trans.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-02 05:09:45,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-02 05:09:45,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-02 05:09:45,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-02 05:09:45,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-02 05:09:45,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-02 05:09:45,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-02 05:09:45,089 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-02 05:09:45,090 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-02 05:09:45,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-02 05:09:45,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-02 05:09:45,092 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-02 05:09:45,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-02 05:09:45,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-02 05:09:45,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-02 05:09:45,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-02 05:09:45,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-02 05:09:45,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-02 05:09:45,096 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-02 05:09:45,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-02 05:09:45,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-02 05:09:45,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-02 05:09:45,099 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-02 05:09:45,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-02 05:09:45,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-06-02 05:09:45,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-06-02 05:09:45,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-06-02 05:09:45,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-06-02 05:09:45,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-06-02 05:09:45,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-06-02 05:09:45,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-06-02 05:09:45,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-06-02 05:09:45,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-06-02 05:09:45,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-06-02 05:09:45,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-06-02 05:09:45,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-06-02 05:09:45,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-06-02 05:09:45,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-06-02 05:09:45,107 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-02 05:09:45,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-02 05:09:45,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-02 05:09:45,108 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-POR-Persistent-NoLbe.epf [2021-06-02 05:09:45,122 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-02 05:09:45,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-02 05:09:45,123 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-02 05:09:45,123 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-02 05:09:45,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-02 05:09:45,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-02 05:09:45,124 INFO L138 SettingsManager]: * Use SBE=true [2021-06-02 05:09:45,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-02 05:09:45,124 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-02 05:09:45,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-02 05:09:45,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-02 05:09:45,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-02 05:09:45,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-02 05:09:45,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-02 05:09:45,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-02 05:09:45,125 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-02 05:09:45,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-02 05:09:45,125 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-02 05:09:45,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-02 05:09:45,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-02 05:09:45,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-02 05:09:45,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-02 05:09:45,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-02 05:09:45,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 05:09:45,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-02 05:09:45,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-02 05:09:45,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-02 05:09:45,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-02 05:09:45,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-02 05:09:45,126 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-02 05:09:45,126 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-02 05:09:45,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-02 05:09:45,127 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-06-02 05:09:45,127 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-02 05:09:45,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-02 05:09:45,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-02 05:09:45,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-02 05:09:45,375 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-02 05:09:45,376 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-02 05:09:45,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/name-comparator-trans.wvr.bpl [2021-06-02 05:09:45,377 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/name-comparator-trans.wvr.bpl' [2021-06-02 05:09:45,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-02 05:09:45,408 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-02 05:09:45,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-02 05:09:45,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-02 05:09:45,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-02 05:09:45,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:09:45" (1/1) ... [2021-06-02 05:09:45,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:09:45" (1/1) ... [2021-06-02 05:09:45,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-02 05:09:45,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-02 05:09:45,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-02 05:09:45,432 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-02 05:09:45,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:09:45" (1/1) ... [2021-06-02 05:09:45,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:09:45" (1/1) ... [2021-06-02 05:09:45,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:09:45" (1/1) ... [2021-06-02 05:09:45,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:09:45" (1/1) ... [2021-06-02 05:09:45,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:09:45" (1/1) ... [2021-06-02 05:09:45,453 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:09:45" (1/1) ... [2021-06-02 05:09:45,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:09:45" (1/1) ... [2021-06-02 05:09:45,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-02 05:09:45,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-02 05:09:45,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-02 05:09:45,459 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-02 05:09:45,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:09:45" (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 [2021-06-02 05:09:45,509 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-02 05:09:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-02 05:09:45,510 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-02 05:09:45,510 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-02 05:09:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-02 05:09:45,510 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-02 05:09:45,510 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-02 05:09:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-02 05:09:45,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-02 05:09:45,510 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-02 05:09:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-02 05:09:45,511 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-02 05:09:45,511 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-02 05:09:45,836 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-02 05:09:45,836 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-06-02 05:09:45,837 INFO L202 PluginConnector]: Adding new model name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 05:09:45 BoogieIcfgContainer [2021-06-02 05:09:45,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-02 05:09:45,839 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-02 05:09:45,839 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-02 05:09:45,840 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-02 05:09:45,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 05:09:45" (1/2) ... [2021-06-02 05:09:45,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5afcb889 and model type name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 05:09:45, skipping insertion in model container [2021-06-02 05:09:45,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 05:09:45" (2/2) ... [2021-06-02 05:09:45,842 INFO L111 eAbstractionObserver]: Analyzing ICFG name-comparator-trans.wvr.bpl [2021-06-02 05:09:45,845 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-02 05:09:45,846 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-02 05:09:45,846 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-02 05:09:45,846 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-02 05:09:45,868 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-02 05:09:45,884 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-02 05:09:45,924 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 05:09:45,924 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 05:09:45,924 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 05:09:45,924 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 05:09:45,924 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 05:09:45,924 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 05:09:45,925 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 05:09:45,925 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-02 05:09:45,952 WARN L313 ript$VariableManager]: TermVariabe v_break_11_48 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:45,953 WARN L313 ript$VariableManager]: TermVariabe v_break_11_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:45,977 WARN L313 ript$VariableManager]: TermVariabe v_break_11_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:45,982 WARN L313 ript$VariableManager]: TermVariabe v_break_11_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:45,988 WARN L313 ript$VariableManager]: TermVariabe v_break_7_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:45,989 WARN L313 ript$VariableManager]: TermVariabe v_break_7_54 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:45,994 WARN L313 ript$VariableManager]: TermVariabe v_break_7_52 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:45,994 WARN L313 ript$VariableManager]: TermVariabe v_break_7_54 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,000 WARN L313 ript$VariableManager]: TermVariabe v_break_7_54 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,011 WARN L313 ript$VariableManager]: TermVariabe v_break_7_54 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,012 WARN L313 ript$VariableManager]: TermVariabe v_break_7_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,018 WARN L313 ript$VariableManager]: TermVariabe v_break_7_56 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,020 WARN L313 ript$VariableManager]: TermVariabe v_break_7_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,029 WARN L313 ript$VariableManager]: TermVariabe v_break_7_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,034 WARN L313 ript$VariableManager]: TermVariabe v_break_11_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,035 WARN L313 ript$VariableManager]: TermVariabe v_break_11_48 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,041 WARN L313 ript$VariableManager]: TermVariabe v_break_11_48 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,046 WARN L313 ript$VariableManager]: TermVariabe v_break_11_48 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,057 WARN L313 ript$VariableManager]: TermVariabe v_break_15_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,061 WARN L313 ript$VariableManager]: TermVariabe v_break_15_52 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,061 WARN L313 ript$VariableManager]: TermVariabe v_break_15_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,068 WARN L313 ript$VariableManager]: TermVariabe v_break_15_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,076 WARN L313 ript$VariableManager]: TermVariabe v_break_15_52 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,080 WARN L313 ript$VariableManager]: TermVariabe v_break_15_50 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,080 WARN L313 ript$VariableManager]: TermVariabe v_break_15_52 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,084 WARN L313 ript$VariableManager]: TermVariabe v_break_15_52 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-02 05:09:46,114 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-02 05:09:46,115 INFO L202 PluginConnector]: Adding new model name-comparator-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.06 05:09:46 BasicIcfg [2021-06-02 05:09:46,115 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-02 05:09:46,117 INFO L168 Benchmark]: Toolchain (without parser) took 707.62 ms. Allocated memory is still 369.1 MB. Free memory was 347.7 MB in the beginning and 308.9 MB in the end (delta: 38.7 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.0 GB. [2021-06-02 05:09:46,118 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 369.1 MB. Free memory is still 349.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 05:09:46,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.03 ms. Allocated memory is still 369.1 MB. Free memory was 347.6 MB in the beginning and 346.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-02 05:09:46,119 INFO L168 Benchmark]: Boogie Preprocessor took 26.66 ms. Allocated memory is still 369.1 MB. Free memory was 346.1 MB in the beginning and 345.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-02 05:09:46,120 INFO L168 Benchmark]: RCFGBuilder took 378.95 ms. Allocated memory is still 369.1 MB. Free memory was 344.9 MB in the beginning and 339.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.0 GB. [2021-06-02 05:09:46,120 INFO L168 Benchmark]: TraceAbstraction took 276.70 ms. Allocated memory is still 369.1 MB. Free memory was 339.3 MB in the beginning and 308.9 MB in the end (delta: 30.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. [2021-06-02 05:09:46,125 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 369.1 MB. Free memory is still 349.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.03 ms. Allocated memory is still 369.1 MB. Free memory was 347.6 MB in the beginning and 346.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 26.66 ms. Allocated memory is still 369.1 MB. Free memory was 346.1 MB in the beginning and 345.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 378.95 ms. Allocated memory is still 369.1 MB. Free memory was 344.9 MB in the beginning and 339.3 MB in the end (delta: 5.6 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 276.70 ms. Allocated memory is still 369.1 MB. Free memory was 339.3 MB in the beginning and 308.9 MB in the end (delta: 30.4 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 453, positive: 435, positive conditional: 0, positive unconditional: 435, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 375, positive: 365, positive conditional: 0, positive unconditional: 365, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 375, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 133, positive: 79, positive conditional: 0, positive unconditional: 79, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 453, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 375, unknown conditional: 0, unknown unconditional: 375] , Statistics on independence cache: Total cache size (in pairs): 375, Positive cache size: 365, Positive conditional cache size: 0, Positive unconditional cache size: 365, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 167, Number of persistent set computation: 5, Number of trivial persistent sets: 2, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 453, positive: 435, positive conditional: 0, positive unconditional: 435, negative: 18, negative conditional: 0, negative unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 375, positive: 365, positive conditional: 0, positive unconditional: 365, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 375, positive: 355, positive conditional: 0, positive unconditional: 355, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 20, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 133, positive: 79, positive conditional: 0, positive unconditional: 79, negative: 53, negative conditional: 0, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 453, positive: 70, positive conditional: 0, positive unconditional: 70, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 375, unknown conditional: 0, unknown unconditional: 375] , Statistics on independence cache: Total cache size (in pairs): 375, Positive cache size: 365, Positive conditional cache size: 0, Positive unconditional cache size: 365, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10 - PositiveResult [Line: 114]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 38 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 218.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6.0ms, PartialOrderReductionTime: 176.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...