/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix031_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7a177ad [2020-11-09 15:17:36,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-09 15:17:36,505 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-09 15:17:36,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-09 15:17:36,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-09 15:17:36,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-09 15:17:36,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-09 15:17:36,580 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-09 15:17:36,582 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-09 15:17:36,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-09 15:17:36,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-09 15:17:36,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-09 15:17:36,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-09 15:17:36,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-09 15:17:36,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-09 15:17:36,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-09 15:17:36,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-09 15:17:36,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-09 15:17:36,614 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-09 15:17:36,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-09 15:17:36,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-09 15:17:36,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-09 15:17:36,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-09 15:17:36,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-09 15:17:36,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-09 15:17:36,632 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-09 15:17:36,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-09 15:17:36,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-09 15:17:36,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-09 15:17:36,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-09 15:17:36,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-09 15:17:36,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-09 15:17:36,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-09 15:17:36,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-09 15:17:36,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-09 15:17:36,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-09 15:17:36,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-11-09 15:17:36,679 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-09 15:17:36,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-09 15:17:36,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-09 15:17:36,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-09 15:17:36,686 INFO L138 SettingsManager]: * Use SBE=true [2020-11-09 15:17:36,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-09 15:17:36,687 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-09 15:17:36,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-09 15:17:36,688 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-09 15:17:36,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-09 15:17:36,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-09 15:17:36,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-09 15:17:36,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-09 15:17:36,690 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-09 15:17:36,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-09 15:17:36,690 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-09 15:17:36,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-09 15:17:36,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-09 15:17:36,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-09 15:17:36,691 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-09 15:17:36,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-09 15:17:36,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-09 15:17:36,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-09 15:17:36,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-11-09 15:17:36,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-09 15:17:36,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-09 15:17:36,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-09 15:17:36,693 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-11-09 15:17:36,693 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-11-09 15:17:36,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-09 15:17:36,694 INFO L138 SettingsManager]: * Interpolant automaton=MCR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-09 15:17:37,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-09 15:17:37,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-09 15:17:37,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-09 15:17:37,265 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-09 15:17:37,267 INFO L275 PluginConnector]: CDTParser initialized [2020-11-09 15:17:37,268 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix031_rmo.oepc.i [2020-11-09 15:17:37,386 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef850b8c1/d3fe4d8653c846fcb122d3473bb38c36/FLAG10962dd62 [2020-11-09 15:17:38,315 INFO L306 CDTParser]: Found 1 translation units. [2020-11-09 15:17:38,318 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix031_rmo.oepc.i [2020-11-09 15:17:38,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef850b8c1/d3fe4d8653c846fcb122d3473bb38c36/FLAG10962dd62 [2020-11-09 15:17:38,544 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef850b8c1/d3fe4d8653c846fcb122d3473bb38c36 [2020-11-09 15:17:38,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-09 15:17:38,556 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-09 15:17:38,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-09 15:17:38,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-09 15:17:38,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-09 15:17:38,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:17:38" (1/1) ... [2020-11-09 15:17:38,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c31744d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:38, skipping insertion in model container [2020-11-09 15:17:38,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:17:38" (1/1) ... [2020-11-09 15:17:38,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-09 15:17:38,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-09 15:17:39,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 15:17:39,208 INFO L203 MainTranslator]: Completed pre-run [2020-11-09 15:17:39,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-09 15:17:39,422 INFO L208 MainTranslator]: Completed translation [2020-11-09 15:17:39,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:39 WrapperNode [2020-11-09 15:17:39,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-09 15:17:39,427 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-09 15:17:39,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-09 15:17:39,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-09 15:17:39,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:39" (1/1) ... [2020-11-09 15:17:39,464 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:39" (1/1) ... [2020-11-09 15:17:39,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-09 15:17:39,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-09 15:17:39,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-09 15:17:39,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-09 15:17:39,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:39" (1/1) ... [2020-11-09 15:17:39,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:39" (1/1) ... [2020-11-09 15:17:39,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:39" (1/1) ... [2020-11-09 15:17:39,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:39" (1/1) ... [2020-11-09 15:17:39,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:39" (1/1) ... [2020-11-09 15:17:39,547 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:39" (1/1) ... [2020-11-09 15:17:39,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:39" (1/1) ... [2020-11-09 15:17:39,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-09 15:17:39,573 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-09 15:17:39,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-09 15:17:39,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-09 15:17:39,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:39" (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 [2020-11-09 15:17:39,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-09 15:17:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-09 15:17:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-09 15:17:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-09 15:17:39,680 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-11-09 15:17:39,680 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-11-09 15:17:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-11-09 15:17:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-11-09 15:17:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-09 15:17:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-09 15:17:39,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-09 15:17:39,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-09 15:17:39,684 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-09 15:17:42,405 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-09 15:17:42,405 INFO L298 CfgBuilder]: Removed 14 assume(true) statements. [2020-11-09 15:17:42,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:17:42 BoogieIcfgContainer [2020-11-09 15:17:42,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-09 15:17:42,412 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-09 15:17:42,412 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-09 15:17:42,417 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-09 15:17:42,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 03:17:38" (1/3) ... [2020-11-09 15:17:42,418 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23a44a5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:17:42, skipping insertion in model container [2020-11-09 15:17:42,419 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:17:39" (2/3) ... [2020-11-09 15:17:42,419 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23a44a5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 03:17:42, skipping insertion in model container [2020-11-09 15:17:42,420 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:17:42" (3/3) ... [2020-11-09 15:17:42,422 INFO L111 eAbstractionObserver]: Analyzing ICFG mix031_rmo.oepc.i [2020-11-09 15:17:42,446 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-09 15:17:42,446 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-09 15:17:42,451 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-09 15:17:42,452 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-09 15:17:42,496 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,496 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,497 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,497 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,497 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,497 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,498 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,499 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,499 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,499 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,499 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,499 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,500 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,500 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,500 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,500 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,500 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,501 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,501 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,501 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,501 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,502 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,502 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,503 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,504 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,505 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,506 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,507 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,507 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,507 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,508 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,508 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,508 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,509 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,509 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,509 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,509 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,509 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,510 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,510 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,510 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,510 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,511 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,512 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,513 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,514 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,515 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,516 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,517 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,519 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,520 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,521 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,522 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,523 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,524 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,525 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,528 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,529 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,530 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,531 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,532 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,535 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,535 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,536 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,536 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,536 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,536 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,537 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,538 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,538 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,538 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,542 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,543 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,544 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,545 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,546 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,546 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,547 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,548 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,548 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,549 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-09 15:17:42,551 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-09 15:17:42,567 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-11-09 15:17:42,599 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-09 15:17:42,600 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-09 15:17:42,600 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-11-09 15:17:42,600 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-11-09 15:17:42,600 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-09 15:17:42,601 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-09 15:17:42,601 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-09 15:17:42,601 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-09 15:17:42,617 INFO L128 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-11-09 15:17:42,618 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 97 places, 93 transitions, 196 flow [2020-11-09 15:17:42,623 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 97 places, 93 transitions, 196 flow [2020-11-09 15:17:42,626 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 97 places, 93 transitions, 196 flow [2020-11-09 15:17:42,680 INFO L129 PetriNetUnfolder]: 3/91 cut-off events. [2020-11-09 15:17:42,680 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-11-09 15:17:42,685 INFO L84 FinitePrefix]: Finished finitePrefix Result has 98 conditions, 91 events. 3/91 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 65 event pairs, 0 based on Foata normal form. 0/86 useless extension candidates. Maximal degree in co-relation 54. Up to 2 conditions per place. [2020-11-09 15:17:42,689 INFO L116 LiptonReduction]: Number of co-enabled transitions 1362 [2020-11-09 15:17:43,223 WARN L194 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-11-09 15:17:43,331 WARN L194 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2020-11-09 15:17:43,484 WARN L194 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 47 [2020-11-09 15:17:44,646 WARN L194 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58 [2020-11-09 15:17:44,807 WARN L194 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-11-09 15:17:45,380 WARN L194 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 81 [2020-11-09 15:17:45,402 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 3, 2, 1] term [2020-11-09 15:17:45,403 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-09 15:17:45,858 WARN L194 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 83 [2020-11-09 15:17:46,783 WARN L194 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-11-09 15:17:46,903 WARN L194 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-11-09 15:17:47,334 WARN L194 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91 [2020-11-09 15:17:47,533 WARN L194 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2020-11-09 15:17:49,510 WARN L194 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-11-09 15:17:49,676 WARN L194 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-11-09 15:17:49,859 WARN L194 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2020-11-09 15:17:50,093 WARN L194 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-11-09 15:17:50,615 WARN L194 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2020-11-09 15:17:50,869 WARN L194 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-11-09 15:17:51,390 WARN L194 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 116 [2020-11-09 15:17:51,614 WARN L194 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2020-11-09 15:17:51,631 INFO L131 LiptonReduction]: Checked pairs total: 3589 [2020-11-09 15:17:51,632 INFO L133 LiptonReduction]: Total number of compositions: 90 [2020-11-09 15:17:51,641 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 28 places, 22 transitions, 54 flow [2020-11-09 15:17:51,665 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 226 states. [2020-11-09 15:17:51,668 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states. [2020-11-09 15:17:51,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-11-09 15:17:51,676 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 15:17:51,677 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1] [2020-11-09 15:17:51,677 INFO L429 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 15:17:51,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 15:17:51,685 INFO L82 PathProgramCache]: Analyzing trace with hash 979176, now seen corresponding path program 1 times [2020-11-09 15:17:51,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 15:17:51,718 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446459504] [2020-11-09 15:17:51,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 15:17:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 15:17:52,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 15:17:52,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446459504] [2020-11-09 15:17:52,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 15:17:52,003 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-09 15:17:52,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1201596549] [2020-11-09 15:17:52,005 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 15:17:52,009 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 15:17:52,025 INFO L252 McrAutomatonBuilder]: Finished intersection with 4 states and 3 transitions. [2020-11-09 15:17:52,025 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 15:17:52,032 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 15:17:52,033 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 15:17:52,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 15:17:52,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 15:17:52,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 15:17:52,058 INFO L87 Difference]: Start difference. First operand 226 states. Second operand 3 states. [2020-11-09 15:17:52,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 15:17:52,154 INFO L93 Difference]: Finished difference Result 194 states and 468 transitions. [2020-11-09 15:17:52,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 15:17:52,158 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2020-11-09 15:17:52,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 15:17:52,172 INFO L225 Difference]: With dead ends: 194 [2020-11-09 15:17:52,173 INFO L226 Difference]: Without dead ends: 158 [2020-11-09 15:17:52,175 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 15:17:52,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-11-09 15:17:52,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2020-11-09 15:17:52,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2020-11-09 15:17:52,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 372 transitions. [2020-11-09 15:17:52,243 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 372 transitions. Word has length 3 [2020-11-09 15:17:52,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 15:17:52,244 INFO L481 AbstractCegarLoop]: Abstraction has 158 states and 372 transitions. [2020-11-09 15:17:52,244 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 15:17:52,244 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 372 transitions. [2020-11-09 15:17:52,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-09 15:17:52,245 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 15:17:52,245 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-09 15:17:52,246 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-09 15:17:52,246 INFO L429 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 15:17:52,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 15:17:52,247 INFO L82 PathProgramCache]: Analyzing trace with hash -1876444927, now seen corresponding path program 1 times [2020-11-09 15:17:52,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 15:17:52,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865683160] [2020-11-09 15:17:52,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 15:17:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 15:17:52,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 15:17:52,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865683160] [2020-11-09 15:17:52,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 15:17:52,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-09 15:17:52,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1217070682] [2020-11-09 15:17:52,420 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 15:17:52,421 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 15:17:52,423 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2020-11-09 15:17:52,423 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 15:17:52,423 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 15:17:52,425 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 15:17:52,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 15:17:52,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 15:17:52,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 15:17:52,427 INFO L87 Difference]: Start difference. First operand 158 states and 372 transitions. Second operand 3 states. [2020-11-09 15:17:52,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 15:17:52,441 INFO L93 Difference]: Finished difference Result 146 states and 338 transitions. [2020-11-09 15:17:52,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 15:17:52,442 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-11-09 15:17:52,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 15:17:52,445 INFO L225 Difference]: With dead ends: 146 [2020-11-09 15:17:52,445 INFO L226 Difference]: Without dead ends: 146 [2020-11-09 15:17:52,447 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 15:17:52,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-11-09 15:17:52,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2020-11-09 15:17:52,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-11-09 15:17:52,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 338 transitions. [2020-11-09 15:17:52,466 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 338 transitions. Word has length 7 [2020-11-09 15:17:52,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 15:17:52,466 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 338 transitions. [2020-11-09 15:17:52,466 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 15:17:52,467 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 338 transitions. [2020-11-09 15:17:52,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-09 15:17:52,468 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 15:17:52,468 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 15:17:52,468 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-09 15:17:52,469 INFO L429 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 15:17:52,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 15:17:52,470 INFO L82 PathProgramCache]: Analyzing trace with hash 622647924, now seen corresponding path program 1 times [2020-11-09 15:17:52,472 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 15:17:52,473 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511352323] [2020-11-09 15:17:52,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 15:17:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 15:17:52,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 15:17:52,597 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511352323] [2020-11-09 15:17:52,597 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 15:17:52,598 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-09 15:17:52,598 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2049075515] [2020-11-09 15:17:52,598 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 15:17:52,601 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 15:17:52,607 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2020-11-09 15:17:52,608 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 15:17:52,608 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 15:17:52,609 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-09 15:17:52,609 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 15:17:52,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-09 15:17:52,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 15:17:52,614 INFO L87 Difference]: Start difference. First operand 146 states and 338 transitions. Second operand 3 states. [2020-11-09 15:17:52,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 15:17:52,634 INFO L93 Difference]: Finished difference Result 138 states and 316 transitions. [2020-11-09 15:17:52,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-09 15:17:52,635 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-11-09 15:17:52,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 15:17:52,638 INFO L225 Difference]: With dead ends: 138 [2020-11-09 15:17:52,638 INFO L226 Difference]: Without dead ends: 138 [2020-11-09 15:17:52,641 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-09 15:17:52,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-11-09 15:17:52,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2020-11-09 15:17:52,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-11-09 15:17:52,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 316 transitions. [2020-11-09 15:17:52,669 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 316 transitions. Word has length 9 [2020-11-09 15:17:52,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 15:17:52,669 INFO L481 AbstractCegarLoop]: Abstraction has 138 states and 316 transitions. [2020-11-09 15:17:52,669 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-09 15:17:52,670 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 316 transitions. [2020-11-09 15:17:52,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-09 15:17:52,672 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 15:17:52,672 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 15:17:52,672 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-09 15:17:52,672 INFO L429 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 15:17:52,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 15:17:52,678 INFO L82 PathProgramCache]: Analyzing trace with hash -249675259, now seen corresponding path program 1 times [2020-11-09 15:17:52,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 15:17:52,681 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626046943] [2020-11-09 15:17:52,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 15:17:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 15:17:52,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 15:17:52,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626046943] [2020-11-09 15:17:52,803 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 15:17:52,803 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-09 15:17:52,804 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [341389409] [2020-11-09 15:17:52,804 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 15:17:52,806 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 15:17:52,811 INFO L252 McrAutomatonBuilder]: Finished intersection with 20 states and 27 transitions. [2020-11-09 15:17:52,811 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 15:17:52,936 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-11-09 15:17:53,008 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 2 new interpolants: [1927#(= (mod ~main$tmp_guard0~0 256) 0), 1928#(not (= 2 ~__unbuffered_cnt~0))] [2020-11-09 15:17:53,009 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-09 15:17:53,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 15:17:53,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-09 15:17:53,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-09 15:17:53,011 INFO L87 Difference]: Start difference. First operand 138 states and 316 transitions. Second operand 6 states. [2020-11-09 15:17:53,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 15:17:53,077 INFO L93 Difference]: Finished difference Result 89 states and 182 transitions. [2020-11-09 15:17:53,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-09 15:17:53,079 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2020-11-09 15:17:53,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 15:17:53,081 INFO L225 Difference]: With dead ends: 89 [2020-11-09 15:17:53,081 INFO L226 Difference]: Without dead ends: 53 [2020-11-09 15:17:53,082 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-11-09 15:17:53,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-11-09 15:17:53,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2020-11-09 15:17:53,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-11-09 15:17:53,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 87 transitions. [2020-11-09 15:17:53,087 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 87 transitions. Word has length 11 [2020-11-09 15:17:53,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 15:17:53,088 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 87 transitions. [2020-11-09 15:17:53,088 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-09 15:17:53,088 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2020-11-09 15:17:53,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 15:17:53,089 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 15:17:53,089 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 15:17:53,090 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-09 15:17:53,090 INFO L429 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 15:17:53,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 15:17:53,091 INFO L82 PathProgramCache]: Analyzing trace with hash -606587890, now seen corresponding path program 1 times [2020-11-09 15:17:53,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 15:17:53,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453030440] [2020-11-09 15:17:53,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 15:17:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 15:17:53,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 15:17:53,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453030440] [2020-11-09 15:17:53,263 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 15:17:53,264 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-09 15:17:53,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1848516205] [2020-11-09 15:17:53,265 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 15:17:53,273 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 15:17:53,335 INFO L252 McrAutomatonBuilder]: Finished intersection with 22 states and 25 transitions. [2020-11-09 15:17:53,336 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 15:17:53,366 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-11-09 15:17:53,366 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:53,371 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 15:17:53,372 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:53,374 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 15:17:53,374 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:53,426 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-11-09 15:17:53,427 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-09 15:17:53,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 15:17:53,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-09 15:17:53,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-09 15:17:53,429 INFO L87 Difference]: Start difference. First operand 53 states and 87 transitions. Second operand 4 states. [2020-11-09 15:17:53,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 15:17:53,454 INFO L93 Difference]: Finished difference Result 70 states and 111 transitions. [2020-11-09 15:17:53,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-09 15:17:53,455 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2020-11-09 15:17:53,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 15:17:53,455 INFO L225 Difference]: With dead ends: 70 [2020-11-09 15:17:53,456 INFO L226 Difference]: Without dead ends: 38 [2020-11-09 15:17:53,456 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-09 15:17:53,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2020-11-09 15:17:53,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2020-11-09 15:17:53,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2020-11-09 15:17:53,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 57 transitions. [2020-11-09 15:17:53,460 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 57 transitions. Word has length 17 [2020-11-09 15:17:53,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 15:17:53,461 INFO L481 AbstractCegarLoop]: Abstraction has 38 states and 57 transitions. [2020-11-09 15:17:53,461 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-09 15:17:53,461 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 57 transitions. [2020-11-09 15:17:53,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 15:17:53,462 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 15:17:53,462 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 15:17:53,462 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-09 15:17:53,463 INFO L429 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 15:17:53,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 15:17:53,463 INFO L82 PathProgramCache]: Analyzing trace with hash 905657748, now seen corresponding path program 2 times [2020-11-09 15:17:53,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 15:17:53,469 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782622651] [2020-11-09 15:17:53,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 15:17:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-09 15:17:53,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-09 15:17:53,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782622651] [2020-11-09 15:17:53,746 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-09 15:17:53,746 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-09 15:17:53,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1149738276] [2020-11-09 15:17:53,746 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-11-09 15:17:53,751 INFO L249 McrAutomatonBuilder]: Started intersection. [2020-11-09 15:17:53,768 INFO L252 McrAutomatonBuilder]: Finished intersection with 34 states and 49 transitions. [2020-11-09 15:17:53,769 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-11-09 15:17:53,792 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-09 15:17:53,793 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:53,794 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 1] term [2020-11-09 15:17:53,794 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:53,800 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 15:17:53,800 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:53,802 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 15:17:53,803 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:53,804 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-09 15:17:53,804 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-11-09 15:17:53,911 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 2, 3, 2, 1] term [2020-11-09 15:17:53,912 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:53,914 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 1] term [2020-11-09 15:17:53,914 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:53,931 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 15:17:53,933 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:53,935 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 15:17:53,935 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:53,937 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-09 15:17:53,937 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-11-09 15:17:54,041 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 15:17:54,042 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,043 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 15:17:54,044 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,045 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 3, 2, 2, 1] term [2020-11-09 15:17:54,045 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,112 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 4, 4, 3, 3, 2, 1] term [2020-11-09 15:17:54,113 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,114 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 4, 4, 3, 2, 1] term [2020-11-09 15:17:54,115 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,116 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 4, 4, 3, 2, 1] term [2020-11-09 15:17:54,116 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,118 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 15:17:54,118 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,119 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 15:17:54,119 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,121 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 15:17:54,121 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,123 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[4, 2, 4, 2, 5, 3, 3, 2, 1] term [2020-11-09 15:17:54,123 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,125 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 4, 3, 4, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 15:17:54,126 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,127 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 4, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1] term [2020-11-09 15:17:54,127 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,186 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-09 15:17:54,187 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,188 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 1] term [2020-11-09 15:17:54,188 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,190 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 2, 1] term [2020-11-09 15:17:54,191 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,192 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 15:17:54,193 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,194 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-09 15:17:54,195 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-11-09 15:17:54,329 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 3, 2, 1] term [2020-11-09 15:17:54,330 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,331 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 2, 1] term [2020-11-09 15:17:54,331 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,333 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 3, 3, 2, 1] term [2020-11-09 15:17:54,333 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,335 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 3, 3, 2, 2, 1] term [2020-11-09 15:17:54,335 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-09 15:17:54,337 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[6, 2, 4, 2, 3, 2, 1] term [2020-11-09 15:17:54,337 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-11-09 15:17:54,398 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [2285#(and (not (= (mod ~a$w_buff0_used~0 256) 0)) (not (= (mod ~a$r_buff0_thd1~0 256) 0)) (not (= ~a$w_buff0~0 0)))] [2020-11-09 15:17:54,398 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-09 15:17:54,399 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-09 15:17:54,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-09 15:17:54,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-11-09 15:17:54,400 INFO L87 Difference]: Start difference. First operand 38 states and 57 transitions. Second operand 6 states. [2020-11-09 15:17:54,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-09 15:17:54,541 INFO L93 Difference]: Finished difference Result 46 states and 66 transitions. [2020-11-09 15:17:54,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-09 15:17:54,541 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 17 [2020-11-09 15:17:54,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-09 15:17:54,542 INFO L225 Difference]: With dead ends: 46 [2020-11-09 15:17:54,542 INFO L226 Difference]: Without dead ends: 28 [2020-11-09 15:17:54,543 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 5 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-09 15:17:54,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2020-11-09 15:17:54,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2020-11-09 15:17:54,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-11-09 15:17:54,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 37 transitions. [2020-11-09 15:17:54,547 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 37 transitions. Word has length 17 [2020-11-09 15:17:54,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-09 15:17:54,547 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 37 transitions. [2020-11-09 15:17:54,547 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-09 15:17:54,547 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2020-11-09 15:17:54,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-09 15:17:54,548 INFO L414 BasicCegarLoop]: Found error trace [2020-11-09 15:17:54,548 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-09 15:17:54,549 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-09 15:17:54,549 INFO L429 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-09 15:17:54,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-09 15:17:54,549 INFO L82 PathProgramCache]: Analyzing trace with hash -1793101642, now seen corresponding path program 3 times [2020-11-09 15:17:54,551 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-09 15:17:54,552 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930715951] [2020-11-09 15:17:54,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-09 15:17:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-09 15:17:54,683 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-09 15:17:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-09 15:17:54,758 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-09 15:17:54,851 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-09 15:17:54,851 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-09 15:17:54,852 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-09 15:17:54,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 03:17:54 BasicIcfg [2020-11-09 15:17:54,974 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-09 15:17:54,976 INFO L168 Benchmark]: Toolchain (without parser) took 16425.00 ms. Allocated memory was 153.1 MB in the beginning and 278.9 MB in the end (delta: 125.8 MB). Free memory was 126.9 MB in the beginning and 239.0 MB in the end (delta: -112.1 MB). Peak memory consumption was 161.6 MB. Max. memory is 8.0 GB. [2020-11-09 15:17:54,977 INFO L168 Benchmark]: CDTParser took 0.94 ms. Allocated memory is still 153.1 MB. Free memory is still 126.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-09 15:17:54,977 INFO L168 Benchmark]: CACSL2BoogieTranslator took 866.59 ms. Allocated memory is still 153.1 MB. Free memory was 126.2 MB in the beginning and 123.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. [2020-11-09 15:17:54,979 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.64 ms. Allocated memory is still 153.1 MB. Free memory was 123.7 MB in the beginning and 121.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2020-11-09 15:17:54,980 INFO L168 Benchmark]: Boogie Preprocessor took 63.92 ms. Allocated memory is still 153.1 MB. Free memory was 121.1 MB in the beginning and 119.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-11-09 15:17:54,981 INFO L168 Benchmark]: RCFGBuilder took 2836.85 ms. Allocated memory was 153.1 MB in the beginning and 184.5 MB in the end (delta: 31.5 MB). Free memory was 119.0 MB in the beginning and 112.1 MB in the end (delta: 6.9 MB). Peak memory consumption was 76.1 MB. Max. memory is 8.0 GB. [2020-11-09 15:17:54,986 INFO L168 Benchmark]: TraceAbstraction took 12561.74 ms. Allocated memory was 184.5 MB in the beginning and 278.9 MB in the end (delta: 94.4 MB). Free memory was 111.6 MB in the beginning and 239.0 MB in the end (delta: -127.4 MB). Peak memory consumption was 113.8 MB. Max. memory is 8.0 GB. [2020-11-09 15:17:54,997 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 ms. Allocated memory is still 153.1 MB. Free memory is still 126.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 866.59 ms. Allocated memory is still 153.1 MB. Free memory was 126.2 MB in the beginning and 123.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 76.64 ms. Allocated memory is still 153.1 MB. Free memory was 123.7 MB in the beginning and 121.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 63.92 ms. Allocated memory is still 153.1 MB. Free memory was 121.1 MB in the beginning and 119.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2836.85 ms. Allocated memory was 153.1 MB in the beginning and 184.5 MB in the end (delta: 31.5 MB). Free memory was 119.0 MB in the beginning and 112.1 MB in the end (delta: 6.9 MB). Peak memory consumption was 76.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 12561.74 ms. Allocated memory was 184.5 MB in the beginning and 278.9 MB in the end (delta: 94.4 MB). Free memory was 111.6 MB in the beginning and 239.0 MB in the end (delta: -127.4 MB). Peak memory consumption was 113.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 764 VarBasedMoverChecksPositive, 32 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 50 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 9.0s, 97 PlacesBefore, 28 PlacesAfterwards, 93 TransitionsBefore, 22 TransitionsAfterwards, 1362 CoEnabledTransitionPairs, 7 FixpointIterations, 37 TrivialSequentialCompositions, 44 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 2 ChoiceCompositions, 90 TotalNumberOfCompositions, 3589 MoverChecksTotal - CounterExampleResult [Line: 17]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L708] 0 int __unbuffered_cnt = 0; [L710] 0 int __unbuffered_p0_EAX = 0; [L712] 0 int __unbuffered_p0_EBX = 0; [L714] 0 int __unbuffered_p1_EAX = 0; [L716] 0 int __unbuffered_p1_EBX = 0; [L718] 0 int a = 0; [L719] 0 _Bool a$flush_delayed; [L720] 0 int a$mem_tmp; [L721] 0 _Bool a$r_buff0_thd0; [L722] 0 _Bool a$r_buff0_thd1; [L723] 0 _Bool a$r_buff0_thd2; [L724] 0 _Bool a$r_buff1_thd0; [L725] 0 _Bool a$r_buff1_thd1; [L726] 0 _Bool a$r_buff1_thd2; [L727] 0 _Bool a$read_delayed; [L728] 0 int *a$read_delayed_var; [L729] 0 int a$w_buff0; [L730] 0 _Bool a$w_buff0_used; [L731] 0 int a$w_buff1; [L732] 0 _Bool a$w_buff1_used; [L733] 0 _Bool main$tmp_guard0; [L734] 0 _Bool main$tmp_guard1; [L736] 0 int x = 0; [L738] 0 int y = 0; [L740] 0 int z = 0; [L741] 0 _Bool weak$$choice0; [L742] 0 _Bool weak$$choice2; [L827] 0 pthread_t t841; [L828] FCALL, FORK 0 pthread_create(&t841, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L829] 0 pthread_t t842; [L830] FCALL, FORK 0 pthread_create(&t842, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L746] 1 a$w_buff1 = a$w_buff0 [L747] 1 a$w_buff0 = 1 [L748] 1 a$w_buff1_used = a$w_buff0_used [L749] 1 a$w_buff0_used = (_Bool)1 [L18] COND FALSE 1 !(!expression) [L751] 1 a$r_buff1_thd0 = a$r_buff0_thd0 [L752] 1 a$r_buff1_thd1 = a$r_buff0_thd1 [L753] 1 a$r_buff1_thd2 = a$r_buff0_thd2 [L754] 1 a$r_buff0_thd1 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0] [L757] 1 x = 1 [L760] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L763] 1 __unbuffered_p0_EBX = y VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0] [L780] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p1_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0] [L783] 2 z = 1 [L786] 2 __unbuffered_p1_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1] [L789] 2 weak$$choice0 = __VERIFIER_nondet_bool() [L790] 2 weak$$choice2 = __VERIFIER_nondet_bool() [L791] 2 a$flush_delayed = weak$$choice2 [L792] 2 a$mem_tmp = a [L793] EXPR 2 !a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a : (a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : a$w_buff1) [L793] 2 a = !a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a : (a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : a$w_buff1) [L794] EXPR 2 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : a$w_buff0)) [L794] EXPR 2 !a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : a$w_buff0) [L794] EXPR 2 weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : a$w_buff0)) [L794] 2 a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : a$w_buff0)) [L795] EXPR 2 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff1 : a$w_buff1)) [L795] EXPR 2 !a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff1 : a$w_buff1) [L795] EXPR 2 weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff1 : a$w_buff1)) [L795] 2 a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff1 : a$w_buff1)) [L796] EXPR 2 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used)) [L796] EXPR 2 !a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used) [L796] EXPR 2 weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used)) [L796] 2 a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used)) [L797] EXPR 2 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L797] EXPR 2 !a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L797] EXPR 2 weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L797] 2 a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L798] EXPR 2 weak$$choice2 ? a$r_buff0_thd2 : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$r_buff0_thd2 : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2)) [L798] EXPR 2 !a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$r_buff0_thd2 : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2) [L798] EXPR 2 weak$$choice2 ? a$r_buff0_thd2 : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$r_buff0_thd2 : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2)) [L798] 2 a$r_buff0_thd2 = weak$$choice2 ? a$r_buff0_thd2 : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$r_buff0_thd2 : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2)) [L799] EXPR 2 weak$$choice2 ? a$r_buff1_thd2 : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$r_buff1_thd2 : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L799] EXPR 2 !a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$r_buff1_thd2 : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : (_Bool)0) [L799] EXPR 2 weak$$choice2 ? a$r_buff1_thd2 : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$r_buff1_thd2 : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L799] 2 a$r_buff1_thd2 = weak$$choice2 ? a$r_buff1_thd2 : (!a$w_buff0_used || !a$r_buff0_thd2 && !a$w_buff1_used || !a$r_buff0_thd2 && !a$r_buff1_thd2 ? a$r_buff1_thd2 : (a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)) [L800] 2 __unbuffered_p1_EBX = a [L801] EXPR 2 a$flush_delayed ? a$mem_tmp : a [L801] 2 a = a$flush_delayed ? a$mem_tmp : a [L802] 2 a$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=1, z=1] [L766] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L766] 1 a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a) [L767] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L767] 1 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used [L768] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L768] 1 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used [L769] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L769] 1 a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1 [L770] EXPR 1 a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L770] 1 a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1 [L773] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L775] 1 return 0; [L805] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L805] EXPR 2 a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a [L805] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L805] 2 a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a) [L806] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L806] 2 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used [L807] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L807] 2 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used [L808] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L808] 2 a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2 [L809] EXPR 2 a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L809] 2 a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2 [L812] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L814] 2 return 0; [L832] 0 main$tmp_guard0 = __unbuffered_cnt == 2 VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=1, z=1] [L3] COND FALSE 0 !(!cond) [L836] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L836] EXPR 0 a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a [L836] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L836] 0 a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a) [L837] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L837] 0 a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used [L838] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L838] 0 a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used [L839] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L839] 0 a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0 [L840] EXPR 0 a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L840] 0 a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0 [L843] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 1 && __unbuffered_p1_EBX == 0) [L18] COND TRUE 0 !expression [L17] COND FALSE 0 !(0) [L17] 0 __assert_fail ("0", "mix031_rmo.oepc.c", 8, __extension__ __PRETTY_FUNCTION__) VAL [\result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=1, __unbuffered_p1_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=1, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 91 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 12.2s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 9.0s, HoareTripleCheckerStatistics: 110 SDtfs, 79 SDslu, 134 SDs, 0 SdLazy, 61 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 22 SyntacticMatches, 6 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=226occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 81 NumberOfCodeBlocks, 81 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 58 ConstructedInterpolants, 0 QuantifiedInterpolants, 2548 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...