/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA.epf -i ../../../trunk/examples/svcomp/pthread-wmm/thin001_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c7e336b [2020-10-05 23:43:00,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-05 23:43:00,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-05 23:43:00,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-05 23:43:00,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-05 23:43:00,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-05 23:43:00,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-05 23:43:00,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-05 23:43:00,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-05 23:43:00,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-05 23:43:00,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-05 23:43:00,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-05 23:43:00,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-05 23:43:00,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-05 23:43:00,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-05 23:43:00,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-05 23:43:00,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-05 23:43:00,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-05 23:43:00,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-05 23:43:00,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-05 23:43:00,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-05 23:43:00,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-05 23:43:00,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-05 23:43:00,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-05 23:43:00,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-05 23:43:00,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-05 23:43:00,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-05 23:43:00,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-05 23:43:00,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-05 23:43:00,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-05 23:43:00,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-05 23:43:00,918 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-05 23:43:00,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-05 23:43:00,920 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-05 23:43:00,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-05 23:43:00,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-05 23:43:00,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-05 23:43:00,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-05 23:43:00,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-05 23:43:00,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-05 23:43:00,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-05 23:43:00,924 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.epf [2020-10-05 23:43:00,946 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-05 23:43:00,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-05 23:43:00,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-05 23:43:00,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-05 23:43:00,948 INFO L138 SettingsManager]: * Use SBE=true [2020-10-05 23:43:00,949 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-05 23:43:00,949 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-05 23:43:00,949 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-05 23:43:00,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-05 23:43:00,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-05 23:43:00,950 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-05 23:43:00,950 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-05 23:43:00,950 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-05 23:43:00,950 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-05 23:43:00,950 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-05 23:43:00,951 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-05 23:43:00,951 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-05 23:43:00,951 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-05 23:43:00,951 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-05 23:43:00,952 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-05 23:43:00,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-05 23:43:00,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-05 23:43:00,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-05 23:43:00,952 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-05 23:43:00,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-05 23:43:00,953 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-05 23:43:00,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-05 23:43:00,953 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-05 23:43:00,953 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-05 23:43:01,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-05 23:43:01,254 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-05 23:43:01,258 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-05 23:43:01,259 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-05 23:43:01,260 INFO L275 PluginConnector]: CDTParser initialized [2020-10-05 23:43:01,260 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/thin001_power.opt.i [2020-10-05 23:43:01,326 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef8f06a09/7f12f748e7e644ba9aeb4edb52af885e/FLAGef15adb54 [2020-10-05 23:43:01,978 INFO L306 CDTParser]: Found 1 translation units. [2020-10-05 23:43:01,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/thin001_power.opt.i [2020-10-05 23:43:02,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef8f06a09/7f12f748e7e644ba9aeb4edb52af885e/FLAGef15adb54 [2020-10-05 23:43:02,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef8f06a09/7f12f748e7e644ba9aeb4edb52af885e [2020-10-05 23:43:02,196 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-05 23:43:02,197 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-05 23:43:02,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-05 23:43:02,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-05 23:43:02,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-05 23:43:02,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:43:02" (1/1) ... [2020-10-05 23:43:02,207 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696d7bc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02, skipping insertion in model container [2020-10-05 23:43:02,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.10 11:43:02" (1/1) ... [2020-10-05 23:43:02,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-05 23:43:02,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-05 23:43:02,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:43:02,762 INFO L203 MainTranslator]: Completed pre-run [2020-10-05 23:43:02,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-05 23:43:02,929 INFO L208 MainTranslator]: Completed translation [2020-10-05 23:43:02,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02 WrapperNode [2020-10-05 23:43:02,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-05 23:43:02,931 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-05 23:43:02,931 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-05 23:43:02,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-05 23:43:02,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02" (1/1) ... [2020-10-05 23:43:02,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02" (1/1) ... [2020-10-05 23:43:02,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-05 23:43:02,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-05 23:43:02,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-05 23:43:02,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-05 23:43:03,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02" (1/1) ... [2020-10-05 23:43:03,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02" (1/1) ... [2020-10-05 23:43:03,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02" (1/1) ... [2020-10-05 23:43:03,021 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02" (1/1) ... [2020-10-05 23:43:03,043 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02" (1/1) ... [2020-10-05 23:43:03,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02" (1/1) ... [2020-10-05 23:43:03,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02" (1/1) ... [2020-10-05 23:43:03,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-05 23:43:03,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-05 23:43:03,063 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-05 23:43:03,064 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-05 23:43:03,065 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02" (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 [2020-10-05 23:43:03,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-05 23:43:03,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-05 23:43:03,146 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-10-05 23:43:03,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-05 23:43:03,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-05 23:43:03,146 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-10-05 23:43:03,147 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-10-05 23:43:03,148 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-10-05 23:43:03,148 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-10-05 23:43:03,148 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-10-05 23:43:03,150 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-10-05 23:43:03,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-05 23:43:03,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-10-05 23:43:03,151 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-05 23:43:03,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-05 23:43:03,153 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-05 23:43:05,973 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-05 23:43:05,974 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-05 23:43:05,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:43:05 BoogieIcfgContainer [2020-10-05 23:43:05,976 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-05 23:43:05,978 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-05 23:43:05,978 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-05 23:43:05,981 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-05 23:43:05,981 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.10 11:43:02" (1/3) ... [2020-10-05 23:43:05,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@677157eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:43:05, skipping insertion in model container [2020-10-05 23:43:05,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.10 11:43:02" (2/3) ... [2020-10-05 23:43:05,983 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@677157eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.10 11:43:05, skipping insertion in model container [2020-10-05 23:43:05,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.10 11:43:05" (3/3) ... [2020-10-05 23:43:05,985 INFO L109 eAbstractionObserver]: Analyzing ICFG thin001_power.opt.i [2020-10-05 23:43:05,996 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-05 23:43:05,997 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-05 23:43:06,005 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-10-05 23:43:06,007 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-05 23:43:06,043 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,044 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,044 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,044 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,045 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,045 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,046 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,046 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,046 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,046 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,047 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,047 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,048 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,049 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,050 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,050 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,050 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,051 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,051 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,051 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,051 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,051 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,052 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,053 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,054 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,054 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,054 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,054 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,054 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,054 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,055 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,055 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,055 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,055 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,055 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,055 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,055 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,056 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,057 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,057 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,057 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,057 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,057 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,057 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,058 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,059 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,060 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,061 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,062 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,062 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,062 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,062 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,062 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,062 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,063 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,063 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,063 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,063 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,063 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,064 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,065 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,069 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,069 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,070 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,071 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,071 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,071 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,075 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,076 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,077 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,077 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,078 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,078 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,082 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,083 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,084 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,084 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,084 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,084 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,084 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,085 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,085 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,085 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,085 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,085 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,086 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,086 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,086 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,086 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,086 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,087 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,088 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,089 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,089 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,089 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,089 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,089 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,090 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,090 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,090 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,090 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~mem55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,090 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,091 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,091 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,092 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,093 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,098 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,098 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,098 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-05 23:43:06,114 INFO L251 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-10-05 23:43:06,135 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-05 23:43:06,135 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-05 23:43:06,136 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-05 23:43:06,136 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-05 23:43:06,136 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-05 23:43:06,136 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-05 23:43:06,136 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-05 23:43:06,136 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-05 23:43:06,154 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 119 places, 111 transitions, 237 flow [2020-10-05 23:43:06,156 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 119 places, 111 transitions, 237 flow [2020-10-05 23:43:06,208 INFO L129 PetriNetUnfolder]: 2/108 cut-off events. [2020-10-05 23:43:06,208 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:43:06,214 INFO L80 FinitePrefix]: Finished finitePrefix Result has 118 conditions, 108 events. 2/108 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 64 event pairs, 0 based on Foata normal form. 0/104 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2020-10-05 23:43:06,217 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 119 places, 111 transitions, 237 flow [2020-10-05 23:43:06,261 INFO L129 PetriNetUnfolder]: 2/108 cut-off events. [2020-10-05 23:43:06,261 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-05 23:43:06,264 INFO L80 FinitePrefix]: Finished finitePrefix Result has 118 conditions, 108 events. 2/108 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 64 event pairs, 0 based on Foata normal form. 0/104 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2020-10-05 23:43:06,266 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 1544 [2020-10-05 23:43:06,268 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-10-05 23:43:11,045 WARN L193 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 406 DAG size of output: 363 [2020-10-05 23:43:11,065 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2020-10-05 23:43:11,066 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 23:43:11,138 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 6, 2, 5, 2, 4, 2, 4, 3, 3, 2, 1] term [2020-10-05 23:43:11,139 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 23:43:11,143 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 2, 2, 2, 3, 3, 3, 2, 1] term [2020-10-05 23:43:11,144 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 23:43:11,149 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 2, 2, 3, 3, 3, 2, 1] term [2020-10-05 23:43:11,149 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 23:43:11,150 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 3, 3, 2, 1] term [2020-10-05 23:43:11,151 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 23:43:11,156 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2020-10-05 23:43:11,156 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 23:43:12,700 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 197 DAG size of output: 173 [2020-10-05 23:43:13,167 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2020-10-05 23:43:13,178 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 5, 2, 4, 2, 1] term [2020-10-05 23:43:13,178 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 23:43:13,180 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 1] term [2020-10-05 23:43:13,180 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-05 23:43:13,297 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-10-05 23:43:13,765 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-05 23:43:13,879 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-10-05 23:43:14,735 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2020-10-05 23:43:14,981 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-10-05 23:43:15,498 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2020-10-05 23:43:16,132 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 136 [2020-10-05 23:43:16,381 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-05 23:43:16,397 INFO L206 etLargeBlockEncoding]: Checked pairs total: 4430 [2020-10-05 23:43:16,397 INFO L214 etLargeBlockEncoding]: Total number of compositions: 96 [2020-10-05 23:43:16,400 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 35 places, 25 transitions, 65 flow [2020-10-05 23:43:16,446 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 658 states. [2020-10-05 23:43:16,448 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states. [2020-10-05 23:43:16,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-10-05 23:43:16,456 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:43:16,457 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-10-05 23:43:16,458 INFO L427 AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:43:16,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:43:16,464 INFO L82 PathProgramCache]: Analyzing trace with hash 1607239894, now seen corresponding path program 1 times [2020-10-05 23:43:16,474 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:43:16,475 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766441002] [2020-10-05 23:43:16,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:43:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:43:16,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:43:16,773 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766441002] [2020-10-05 23:43:16,775 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:43:16,775 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:43:16,776 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972484504] [2020-10-05 23:43:16,780 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:43:16,781 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:43:16,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:43:16,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:43:16,803 INFO L87 Difference]: Start difference. First operand 658 states. Second operand 3 states. [2020-10-05 23:43:16,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:43:16,927 INFO L93 Difference]: Finished difference Result 550 states and 1693 transitions. [2020-10-05 23:43:16,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:43:16,929 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-10-05 23:43:16,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:43:16,952 INFO L225 Difference]: With dead ends: 550 [2020-10-05 23:43:16,952 INFO L226 Difference]: Without dead ends: 450 [2020-10-05 23:43:16,953 INFO L675 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 [2020-10-05 23:43:16,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2020-10-05 23:43:17,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 450. [2020-10-05 23:43:17,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 450 states. [2020-10-05 23:43:17,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 450 states and 1358 transitions. [2020-10-05 23:43:17,047 INFO L78 Accepts]: Start accepts. Automaton has 450 states and 1358 transitions. Word has length 6 [2020-10-05 23:43:17,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:43:17,048 INFO L479 AbstractCegarLoop]: Abstraction has 450 states and 1358 transitions. [2020-10-05 23:43:17,048 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:43:17,048 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1358 transitions. [2020-10-05 23:43:17,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-10-05 23:43:17,049 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:43:17,049 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:43:17,050 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-05 23:43:17,051 INFO L427 AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:43:17,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:43:17,051 INFO L82 PathProgramCache]: Analyzing trace with hash 1026958059, now seen corresponding path program 1 times [2020-10-05 23:43:17,052 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:43:17,052 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522681363] [2020-10-05 23:43:17,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:43:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:43:17,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:43:17,223 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522681363] [2020-10-05 23:43:17,224 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:43:17,224 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-10-05 23:43:17,224 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112530993] [2020-10-05 23:43:17,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-05 23:43:17,226 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:43:17,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-05 23:43:17,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-05 23:43:17,227 INFO L87 Difference]: Start difference. First operand 450 states and 1358 transitions. Second operand 3 states. [2020-10-05 23:43:17,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:43:17,240 INFO L93 Difference]: Finished difference Result 430 states and 1287 transitions. [2020-10-05 23:43:17,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-05 23:43:17,244 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-10-05 23:43:17,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:43:17,251 INFO L225 Difference]: With dead ends: 430 [2020-10-05 23:43:17,254 INFO L226 Difference]: Without dead ends: 430 [2020-10-05 23:43:17,260 INFO L675 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 [2020-10-05 23:43:17,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2020-10-05 23:43:17,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 430. [2020-10-05 23:43:17,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 430 states. [2020-10-05 23:43:17,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 1287 transitions. [2020-10-05 23:43:17,308 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 1287 transitions. Word has length 9 [2020-10-05 23:43:17,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:43:17,310 INFO L479 AbstractCegarLoop]: Abstraction has 430 states and 1287 transitions. [2020-10-05 23:43:17,310 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-05 23:43:17,310 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1287 transitions. [2020-10-05 23:43:17,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-10-05 23:43:17,312 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:43:17,312 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:43:17,313 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-05 23:43:17,313 INFO L427 AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:43:17,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:43:17,313 INFO L82 PathProgramCache]: Analyzing trace with hash 688080832, now seen corresponding path program 1 times [2020-10-05 23:43:17,314 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:43:17,314 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23962503] [2020-10-05 23:43:17,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:43:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:43:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:43:17,413 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23962503] [2020-10-05 23:43:17,413 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:43:17,414 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-05 23:43:17,414 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889816820] [2020-10-05 23:43:17,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:43:17,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:43:17,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:43:17,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:43:17,415 INFO L87 Difference]: Start difference. First operand 430 states and 1287 transitions. Second operand 4 states. [2020-10-05 23:43:17,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:43:17,446 INFO L93 Difference]: Finished difference Result 526 states and 1507 transitions. [2020-10-05 23:43:17,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-05 23:43:17,447 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2020-10-05 23:43:17,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:43:17,450 INFO L225 Difference]: With dead ends: 526 [2020-10-05 23:43:17,450 INFO L226 Difference]: Without dead ends: 254 [2020-10-05 23:43:17,450 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:43:17,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2020-10-05 23:43:17,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 254. [2020-10-05 23:43:17,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2020-10-05 23:43:17,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 681 transitions. [2020-10-05 23:43:17,461 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 681 transitions. Word has length 10 [2020-10-05 23:43:17,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:43:17,461 INFO L479 AbstractCegarLoop]: Abstraction has 254 states and 681 transitions. [2020-10-05 23:43:17,461 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:43:17,461 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 681 transitions. [2020-10-05 23:43:17,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-05 23:43:17,463 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:43:17,463 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:43:17,463 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-05 23:43:17,463 INFO L427 AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:43:17,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:43:17,464 INFO L82 PathProgramCache]: Analyzing trace with hash 1054637877, now seen corresponding path program 1 times [2020-10-05 23:43:17,464 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:43:17,464 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335439852] [2020-10-05 23:43:17,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:43:17,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:43:17,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:43:17,521 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335439852] [2020-10-05 23:43:17,522 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:43:17,522 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-05 23:43:17,522 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870391723] [2020-10-05 23:43:17,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:43:17,523 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:43:17,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:43:17,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:43:17,523 INFO L87 Difference]: Start difference. First operand 254 states and 681 transitions. Second operand 4 states. [2020-10-05 23:43:17,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:43:17,547 INFO L93 Difference]: Finished difference Result 337 states and 887 transitions. [2020-10-05 23:43:17,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-05 23:43:17,548 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-05 23:43:17,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:43:17,549 INFO L225 Difference]: With dead ends: 337 [2020-10-05 23:43:17,549 INFO L226 Difference]: Without dead ends: 144 [2020-10-05 23:43:17,550 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:43:17,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-10-05 23:43:17,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2020-10-05 23:43:17,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2020-10-05 23:43:17,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 365 transitions. [2020-10-05 23:43:17,556 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 365 transitions. Word has length 12 [2020-10-05 23:43:17,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:43:17,556 INFO L479 AbstractCegarLoop]: Abstraction has 144 states and 365 transitions. [2020-10-05 23:43:17,556 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:43:17,556 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 365 transitions. [2020-10-05 23:43:17,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-05 23:43:17,557 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:43:17,557 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:43:17,558 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-05 23:43:17,558 INFO L427 AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:43:17,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:43:17,558 INFO L82 PathProgramCache]: Analyzing trace with hash 1898636391, now seen corresponding path program 1 times [2020-10-05 23:43:17,559 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:43:17,559 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662567646] [2020-10-05 23:43:17,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:43:17,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:43:17,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:43:17,842 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662567646] [2020-10-05 23:43:17,843 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:43:17,843 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:43:17,843 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405174094] [2020-10-05 23:43:17,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-05 23:43:17,844 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:43:17,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-05 23:43:17,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:43:17,844 INFO L87 Difference]: Start difference. First operand 144 states and 365 transitions. Second operand 6 states. [2020-10-05 23:43:17,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:43:17,993 INFO L93 Difference]: Finished difference Result 152 states and 383 transitions. [2020-10-05 23:43:17,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:43:17,997 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2020-10-05 23:43:17,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:43:17,998 INFO L225 Difference]: With dead ends: 152 [2020-10-05 23:43:17,998 INFO L226 Difference]: Without dead ends: 152 [2020-10-05 23:43:17,999 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:43:17,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2020-10-05 23:43:18,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 144. [2020-10-05 23:43:18,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2020-10-05 23:43:18,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 359 transitions. [2020-10-05 23:43:18,005 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 359 transitions. Word has length 14 [2020-10-05 23:43:18,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:43:18,005 INFO L479 AbstractCegarLoop]: Abstraction has 144 states and 359 transitions. [2020-10-05 23:43:18,005 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-05 23:43:18,005 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 359 transitions. [2020-10-05 23:43:18,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-05 23:43:18,011 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:43:18,011 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:43:18,012 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-05 23:43:18,012 INFO L427 AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:43:18,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:43:18,012 INFO L82 PathProgramCache]: Analyzing trace with hash 361741772, now seen corresponding path program 1 times [2020-10-05 23:43:18,012 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:43:18,013 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789614812] [2020-10-05 23:43:18,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:43:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:43:18,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:43:18,572 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789614812] [2020-10-05 23:43:18,573 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:43:18,573 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-05 23:43:18,573 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726984044] [2020-10-05 23:43:18,573 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-05 23:43:18,574 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:43:18,574 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-05 23:43:18,574 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-05 23:43:18,574 INFO L87 Difference]: Start difference. First operand 144 states and 359 transitions. Second operand 8 states. [2020-10-05 23:43:18,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:43:18,811 INFO L93 Difference]: Finished difference Result 142 states and 352 transitions. [2020-10-05 23:43:18,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:43:18,813 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 15 [2020-10-05 23:43:18,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:43:18,814 INFO L225 Difference]: With dead ends: 142 [2020-10-05 23:43:18,814 INFO L226 Difference]: Without dead ends: 142 [2020-10-05 23:43:18,814 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-10-05 23:43:18,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2020-10-05 23:43:18,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 140. [2020-10-05 23:43:18,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-10-05 23:43:18,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 347 transitions. [2020-10-05 23:43:18,820 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 347 transitions. Word has length 15 [2020-10-05 23:43:18,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:43:18,821 INFO L479 AbstractCegarLoop]: Abstraction has 140 states and 347 transitions. [2020-10-05 23:43:18,821 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-05 23:43:18,821 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 347 transitions. [2020-10-05 23:43:18,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-05 23:43:18,823 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:43:18,823 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:43:18,824 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-05 23:43:18,824 INFO L427 AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:43:18,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:43:18,826 INFO L82 PathProgramCache]: Analyzing trace with hash -771590746, now seen corresponding path program 1 times [2020-10-05 23:43:18,827 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:43:18,827 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068457572] [2020-10-05 23:43:18,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:43:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:43:18,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:43:18,981 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068457572] [2020-10-05 23:43:18,982 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:43:18,982 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-05 23:43:18,982 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247726961] [2020-10-05 23:43:18,983 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-05 23:43:18,983 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:43:18,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-05 23:43:18,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-05 23:43:18,984 INFO L87 Difference]: Start difference. First operand 140 states and 347 transitions. Second operand 4 states. [2020-10-05 23:43:19,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:43:19,029 INFO L93 Difference]: Finished difference Result 146 states and 321 transitions. [2020-10-05 23:43:19,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:43:19,030 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2020-10-05 23:43:19,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:43:19,031 INFO L225 Difference]: With dead ends: 146 [2020-10-05 23:43:19,031 INFO L226 Difference]: Without dead ends: 108 [2020-10-05 23:43:19,032 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:43:19,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-10-05 23:43:19,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2020-10-05 23:43:19,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-10-05 23:43:19,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 236 transitions. [2020-10-05 23:43:19,036 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 236 transitions. Word has length 16 [2020-10-05 23:43:19,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:43:19,037 INFO L479 AbstractCegarLoop]: Abstraction has 108 states and 236 transitions. [2020-10-05 23:43:19,037 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-05 23:43:19,037 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 236 transitions. [2020-10-05 23:43:19,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-05 23:43:19,037 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:43:19,038 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:43:19,038 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-05 23:43:19,038 INFO L427 AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:43:19,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:43:19,038 INFO L82 PathProgramCache]: Analyzing trace with hash 1347094283, now seen corresponding path program 1 times [2020-10-05 23:43:19,039 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:43:19,039 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488903570] [2020-10-05 23:43:19,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:43:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:43:19,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:43:19,625 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488903570] [2020-10-05 23:43:19,625 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:43:19,625 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-05 23:43:19,625 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757084987] [2020-10-05 23:43:19,626 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-05 23:43:19,626 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:43:19,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-05 23:43:19,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-05 23:43:19,627 INFO L87 Difference]: Start difference. First operand 108 states and 236 transitions. Second operand 8 states. [2020-10-05 23:43:19,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:43:19,798 INFO L93 Difference]: Finished difference Result 118 states and 260 transitions. [2020-10-05 23:43:19,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-05 23:43:19,799 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 17 [2020-10-05 23:43:19,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:43:19,801 INFO L225 Difference]: With dead ends: 118 [2020-10-05 23:43:19,801 INFO L226 Difference]: Without dead ends: 118 [2020-10-05 23:43:19,802 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-05 23:43:19,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2020-10-05 23:43:19,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 115. [2020-10-05 23:43:19,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-10-05 23:43:19,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 255 transitions. [2020-10-05 23:43:19,807 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 255 transitions. Word has length 17 [2020-10-05 23:43:19,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:43:19,807 INFO L479 AbstractCegarLoop]: Abstraction has 115 states and 255 transitions. [2020-10-05 23:43:19,807 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-05 23:43:19,807 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 255 transitions. [2020-10-05 23:43:19,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-10-05 23:43:19,808 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:43:19,808 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:43:19,808 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-05 23:43:19,809 INFO L427 AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:43:19,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:43:19,809 INFO L82 PathProgramCache]: Analyzing trace with hash -2052147813, now seen corresponding path program 1 times [2020-10-05 23:43:19,809 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:43:19,809 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130445102] [2020-10-05 23:43:19,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:43:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:43:19,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:43:19,896 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130445102] [2020-10-05 23:43:19,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:43:19,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-05 23:43:19,896 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141315280] [2020-10-05 23:43:19,897 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-05 23:43:19,897 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:43:19,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-05 23:43:19,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-05 23:43:19,897 INFO L87 Difference]: Start difference. First operand 115 states and 255 transitions. Second operand 5 states. [2020-10-05 23:43:19,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:43:19,962 INFO L93 Difference]: Finished difference Result 99 states and 190 transitions. [2020-10-05 23:43:19,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-05 23:43:19,963 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 17 [2020-10-05 23:43:19,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:43:19,964 INFO L225 Difference]: With dead ends: 99 [2020-10-05 23:43:19,964 INFO L226 Difference]: Without dead ends: 72 [2020-10-05 23:43:19,965 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:43:19,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-10-05 23:43:19,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2020-10-05 23:43:19,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-10-05 23:43:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 130 transitions. [2020-10-05 23:43:19,968 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 130 transitions. Word has length 17 [2020-10-05 23:43:19,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:43:19,968 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 130 transitions. [2020-10-05 23:43:19,968 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-05 23:43:19,968 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 130 transitions. [2020-10-05 23:43:19,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-05 23:43:19,969 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:43:19,969 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:43:19,969 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-05 23:43:19,969 INFO L427 AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:43:19,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:43:19,971 INFO L82 PathProgramCache]: Analyzing trace with hash -935685068, now seen corresponding path program 1 times [2020-10-05 23:43:19,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:43:19,972 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49583951] [2020-10-05 23:43:19,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:43:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-05 23:43:20,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-05 23:43:20,084 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49583951] [2020-10-05 23:43:20,085 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-05 23:43:20,085 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-05 23:43:20,085 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353118851] [2020-10-05 23:43:20,085 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-05 23:43:20,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-05 23:43:20,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-05 23:43:20,086 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-05 23:43:20,086 INFO L87 Difference]: Start difference. First operand 72 states and 130 transitions. Second operand 6 states. [2020-10-05 23:43:20,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-05 23:43:20,141 INFO L93 Difference]: Finished difference Result 60 states and 104 transitions. [2020-10-05 23:43:20,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-05 23:43:20,142 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2020-10-05 23:43:20,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-05 23:43:20,143 INFO L225 Difference]: With dead ends: 60 [2020-10-05 23:43:20,143 INFO L226 Difference]: Without dead ends: 51 [2020-10-05 23:43:20,143 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-10-05 23:43:20,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-10-05 23:43:20,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 47. [2020-10-05 23:43:20,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-10-05 23:43:20,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 80 transitions. [2020-10-05 23:43:20,145 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 80 transitions. Word has length 18 [2020-10-05 23:43:20,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-05 23:43:20,147 INFO L479 AbstractCegarLoop]: Abstraction has 47 states and 80 transitions. [2020-10-05 23:43:20,147 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-05 23:43:20,147 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2020-10-05 23:43:20,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-05 23:43:20,148 INFO L414 BasicCegarLoop]: Found error trace [2020-10-05 23:43:20,148 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-05 23:43:20,148 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-05 23:43:20,148 INFO L427 AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-05 23:43:20,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-05 23:43:20,148 INFO L82 PathProgramCache]: Analyzing trace with hash -1305977937, now seen corresponding path program 1 times [2020-10-05 23:43:20,149 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-05 23:43:20,149 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039887171] [2020-10-05 23:43:20,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-05 23:43:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-05 23:43:20,230 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-05 23:43:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-05 23:43:20,294 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-05 23:43:20,354 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-05 23:43:20,354 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-05 23:43:20,354 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-05 23:43:20,355 WARN L633 etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available. [2020-10-05 23:43:20,375 WARN L123 codingBacktranslator]: Skipped backtranslation of ATE [1319] [1319] L848-->L855: Formula: (let ((.cse8 (= (mod ~y$w_buff0_used~0_In-115681830 256) 0)) (.cse7 (= (mod ~y$r_buff0_thd0~0_In-115681830 256) 0)) (.cse9 (= (mod ~y$r_buff1_thd0~0_In-115681830 256) 0)) (.cse10 (= (mod ~y$w_buff1_used~0_In-115681830 256) 0))) (let ((.cse5 (not .cse10)) (.cse6 (not .cse9)) (.cse4 (or .cse9 .cse10)) (.cse0 (not .cse7)) (.cse1 (not .cse8)) (.cse3 (or .cse7 .cse8))) (and (not (= ULTIMATE.start_assume_abort_if_not_~cond_Out-115681830 0)) (= ~y$r_buff1_thd0~0_Out-115681830 ~y$r_buff1_thd0~0_In-115681830) (let ((.cse2 (select |#memory_int_In-115681830| |~#y~0.base_In-115681830|))) (or (and .cse0 .cse1 (= (store |#memory_int_In-115681830| |~#y~0.base_In-115681830| (store .cse2 |~#y~0.offset_In-115681830| ~y$w_buff0~0_In-115681830)) |#memory_int_Out-115681830|)) (and .cse3 (or (and (= |#memory_int_Out-115681830| (store |#memory_int_In-115681830| |~#y~0.base_In-115681830| (store .cse2 |~#y~0.offset_In-115681830| (select .cse2 |~#y~0.offset_In-115681830|)))) .cse4) (and (= (store |#memory_int_In-115681830| |~#y~0.base_In-115681830| (store .cse2 |~#y~0.offset_In-115681830| ~y$w_buff1~0_In-115681830)) |#memory_int_Out-115681830|) .cse5 .cse6))))) (= ~y$r_buff0_thd0~0_In-115681830 ~y$r_buff0_thd0~0_Out-115681830) (or (and (= ~y$w_buff1_used~0_Out-115681830 0) .cse5 .cse6) (and (= ~y$w_buff1_used~0_Out-115681830 ~y$w_buff1_used~0_In-115681830) .cse4)) (or (and .cse0 (= ~y$w_buff0_used~0_Out-115681830 0) .cse1) (and (= ~y$w_buff0_used~0_Out-115681830 ~y$w_buff0_used~0_In-115681830) .cse3)) (= ULTIMATE.start_assume_abort_if_not_~cond_Out-115681830 |ULTIMATE.start_assume_abort_if_not_#in~cond_In-115681830|)))) InVars {ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In-115681830|, ~#y~0.offset=|~#y~0.offset_In-115681830|, ~y$w_buff0_used~0=~y$w_buff0_used~0_In-115681830, ~y$w_buff1~0=~y$w_buff1~0_In-115681830, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_In-115681830, ~y$w_buff0~0=~y$w_buff0~0_In-115681830, #memory_int=|#memory_int_In-115681830|, ~#y~0.base=|~#y~0.base_In-115681830|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_In-115681830, ~y$w_buff1_used~0=~y$w_buff1_used~0_In-115681830} OutVars{ULTIMATE.start_main_#t~mem68=|ULTIMATE.start_main_#t~mem68_Out-115681830|, ~#y~0.offset=|~#y~0.offset_In-115681830|, ~y$w_buff0_used~0=~y$w_buff0_used~0_Out-115681830, ULTIMATE.start_main_#t~ite69=|ULTIMATE.start_main_#t~ite69_Out-115681830|, ~#y~0.base=|~#y~0.base_In-115681830|, ULTIMATE.start_main_#t~ite73=|ULTIMATE.start_main_#t~ite73_Out-115681830|, ULTIMATE.start_main_#t~ite74=|ULTIMATE.start_main_#t~ite74_Out-115681830|, ULTIMATE.start_assume_abort_if_not_#in~cond=|ULTIMATE.start_assume_abort_if_not_#in~cond_In-115681830|, ULTIMATE.start_main_#t~ite71=|ULTIMATE.start_main_#t~ite71_Out-115681830|, ULTIMATE.start_main_#t~ite72=|ULTIMATE.start_main_#t~ite72_Out-115681830|, ULTIMATE.start_assume_abort_if_not_~cond=ULTIMATE.start_assume_abort_if_not_~cond_Out-115681830, ~y$w_buff1~0=~y$w_buff1~0_In-115681830, ULTIMATE.start_main_#t~ite70=|ULTIMATE.start_main_#t~ite70_Out-115681830|, ~y$r_buff0_thd0~0=~y$r_buff0_thd0~0_Out-115681830, ~y$w_buff0~0=~y$w_buff0~0_In-115681830, #memory_int=|#memory_int_Out-115681830|, ~y$r_buff1_thd0~0=~y$r_buff1_thd0~0_Out-115681830, ~y$w_buff1_used~0=~y$w_buff1_used~0_Out-115681830} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~mem68, ~y$w_buff0_used~0, ULTIMATE.start_main_#t~ite69, ULTIMATE.start_main_#t~ite73, ULTIMATE.start_main_#t~ite74, ULTIMATE.start_main_#t~ite71, ULTIMATE.start_main_#t~ite72, ULTIMATE.start_assume_abort_if_not_~cond, ULTIMATE.start_main_#t~ite70, ~y$r_buff0_thd0~0, #memory_int, ~y$r_buff1_thd0~0, ~y$w_buff1_used~0] because there is no mapped edge [2020-10-05 23:43:20,391 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,391 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,391 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,392 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,392 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,392 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,392 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,392 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,393 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,393 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,393 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,393 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,393 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,394 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,394 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,394 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,394 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,394 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,394 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,395 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,395 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,395 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,395 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,395 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,396 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,396 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,396 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,396 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,397 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,397 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,397 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,397 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,397 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,398 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,399 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,399 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,399 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,399 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,400 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,400 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,400 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,400 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,401 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,401 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,401 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,401 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,402 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,402 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,402 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,403 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,403 WARN L219 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2020-10-05 23:43:20,403 ERROR L222 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2020-10-05 23:43:20,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.10 11:43:20 BasicIcfg [2020-10-05 23:43:20,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-05 23:43:20,478 INFO L168 Benchmark]: Toolchain (without parser) took 18280.72 ms. Allocated memory was 140.5 MB in the beginning and 421.5 MB in the end (delta: 281.0 MB). Free memory was 100.8 MB in the beginning and 103.6 MB in the end (delta: -2.8 MB). Peak memory consumption was 278.2 MB. Max. memory is 7.1 GB. [2020-10-05 23:43:20,479 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 120.7 MB in the beginning and 120.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-10-05 23:43:20,480 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.23 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 100.4 MB in the beginning and 155.4 MB in the end (delta: -55.0 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. [2020-10-05 23:43:20,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.73 ms. Allocated memory is still 203.4 MB. Free memory was 155.4 MB in the beginning and 152.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2020-10-05 23:43:20,481 INFO L168 Benchmark]: Boogie Preprocessor took 64.57 ms. Allocated memory is still 203.4 MB. Free memory was 152.6 MB in the beginning and 150.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2020-10-05 23:43:20,482 INFO L168 Benchmark]: RCFGBuilder took 2913.26 ms. Allocated memory was 203.4 MB in the beginning and 245.9 MB in the end (delta: 42.5 MB). Free memory was 150.0 MB in the beginning and 140.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 102.8 MB. Max. memory is 7.1 GB. [2020-10-05 23:43:20,483 INFO L168 Benchmark]: TraceAbstraction took 14498.49 ms. Allocated memory was 245.9 MB in the beginning and 421.5 MB in the end (delta: 175.6 MB). Free memory was 140.1 MB in the beginning and 103.6 MB in the end (delta: 36.5 MB). Peak memory consumption was 212.1 MB. Max. memory is 7.1 GB. [2020-10-05 23:43:20,487 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.5 MB. Free memory was 120.7 MB in the beginning and 120.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 732.23 ms. Allocated memory was 140.5 MB in the beginning and 203.4 MB in the end (delta: 62.9 MB). Free memory was 100.4 MB in the beginning and 155.4 MB in the end (delta: -55.0 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 66.73 ms. Allocated memory is still 203.4 MB. Free memory was 155.4 MB in the beginning and 152.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 64.57 ms. Allocated memory is still 203.4 MB. Free memory was 152.6 MB in the beginning and 150.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2913.26 ms. Allocated memory was 203.4 MB in the beginning and 245.9 MB in the end (delta: 42.5 MB). Free memory was 150.0 MB in the beginning and 140.1 MB in the end (delta: 9.9 MB). Peak memory consumption was 102.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14498.49 ms. Allocated memory was 245.9 MB in the beginning and 421.5 MB in the end (delta: 175.6 MB). Free memory was 140.1 MB in the beginning and 103.6 MB in the end (delta: 36.5 MB). Peak memory consumption was 212.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 10.2s, 119 ProgramPointsBefore, 35 ProgramPointsAfterwards, 111 TransitionsBefore, 25 TransitionsAfterwards, 1544 CoEnabledTransitionPairs, 8 FixpointIterations, 51 TrivialSequentialCompositions, 41 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 2 ChoiceCompositions, 796 VarBasedMoverChecksPositive, 36 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 4430 CheckedPairsTotal, 96 TotalNumberOfCompositions - CounterExampleResult [Line: 7]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L698] 0 int __unbuffered_cnt = 0; [L700] 0 int __unbuffered_p0_EAX = 0; [L702] 0 int __unbuffered_p1_EAX = 0; [L704] 0 int __unbuffered_p2_EAX = 0; [L705] 0 _Bool __unbuffered_p2_EAX$flush_delayed; [L706] 0 int __unbuffered_p2_EAX$mem_tmp; [L707] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd0; [L708] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd1; [L709] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd2; [L710] 0 _Bool __unbuffered_p2_EAX$r_buff0_thd3; [L711] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd0; [L712] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd1; [L713] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd2; [L714] 0 _Bool __unbuffered_p2_EAX$r_buff1_thd3; [L715] 0 _Bool __unbuffered_p2_EAX$read_delayed; [L716] 0 int *__unbuffered_p2_EAX$read_delayed_var; [L717] 0 int __unbuffered_p2_EAX$w_buff0; [L718] 0 _Bool __unbuffered_p2_EAX$w_buff0_used; [L719] 0 int __unbuffered_p2_EAX$w_buff1; [L720] 0 _Bool __unbuffered_p2_EAX$w_buff1_used; [L721] 0 _Bool main$tmp_guard0; [L722] 0 _Bool main$tmp_guard1; [L724] 0 int x = 0; [L726] 0 int y = 0; [L727] 0 _Bool y$flush_delayed; [L728] 0 int y$mem_tmp; [L729] 0 _Bool y$r_buff0_thd0; [L730] 0 _Bool y$r_buff0_thd1; [L731] 0 _Bool y$r_buff0_thd2; [L732] 0 _Bool y$r_buff0_thd3; [L733] 0 _Bool y$r_buff1_thd0; [L734] 0 _Bool y$r_buff1_thd1; [L735] 0 _Bool y$r_buff1_thd2; [L736] 0 _Bool y$r_buff1_thd3; [L737] 0 _Bool y$read_delayed; [L738] 0 int *y$read_delayed_var; [L739] 0 int y$w_buff0; [L740] 0 _Bool y$w_buff0_used; [L741] 0 int y$w_buff1; [L742] 0 _Bool y$w_buff1_used; [L744] 0 int z = 0; [L745] 0 _Bool weak$$choice0; [L746] 0 _Bool weak$$choice1; [L747] 0 _Bool weak$$choice2; [L839] 0 pthread_t t2684; [L840] FCALL, FORK 0 pthread_create(&t2684, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L841] 0 pthread_t t2685; [L842] FCALL, FORK 0 pthread_create(&t2685, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L843] 0 pthread_t t2686; [L844] FCALL, FORK 0 pthread_create(&t2686, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=0, __unbuffered_p2_EAX$read_delayed_var={0:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=0, weak$$choice2=0, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L795] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L796] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L797] 3 y$flush_delayed = weak$$choice2 [L798] EXPR 3 \read(y) [L798] 3 y$mem_tmp = y [L799] 3 weak$$choice1 = __VERIFIER_nondet_bool() [L800] EXPR 3 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L800] EXPR 3 \read(y) [L800] EXPR 3 !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L800] 3 y = !y$w_buff0_used ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y : (weak$$choice1 ? y$w_buff0 : y$w_buff1)) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$w_buff1 : y$w_buff0) : (weak$$choice0 ? y$w_buff0 : y)))) [L801] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)))) [L801] EXPR 3 !y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))) [L801] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)))) [L801] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)))) [L802] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)))) [L802] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)))) [L803] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : weak$$choice0)))) [L803] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 || !weak$$choice1 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : weak$$choice0)))) [L804] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L804] EXPR 3 !y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))) [L804] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L804] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? weak$$choice0 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L805] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L805] EXPR 3 !y$w_buff0_used ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))) [L805] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L805] 3 y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L806] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$r_buff1_thd3 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L806] EXPR 3 !y$w_buff0_used ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$r_buff1_thd3 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))) [L806] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$r_buff1_thd3 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L806] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (y$w_buff0_used && !y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (weak$$choice0 ? y$r_buff1_thd3 : (_Bool)0) : (y$w_buff0_used && y$r_buff1_thd3 && y$w_buff1_used && !y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)))) [L807] 3 __unbuffered_p2_EAX$read_delayed = (_Bool)1 [L808] 3 __unbuffered_p2_EAX$read_delayed_var = &y [L809] EXPR 3 \read(y) [L809] 3 __unbuffered_p2_EAX = y [L810] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L810] EXPR 3 \read(y) [L810] EXPR 3 y$flush_delayed ? y$mem_tmp : y [L810] 3 y = y$flush_delayed ? y$mem_tmp : y [L811] 3 y$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={6:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0] [L814] 3 z = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={6:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L751] 1 __unbuffered_p0_EAX = z VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={6:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=0, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L817] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L817] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y) [L818] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L818] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used [L819] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L819] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used [L820] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L820] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3 [L821] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L821] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3 [L824] 3 __unbuffered_cnt = __unbuffered_cnt + 1 [L826] 3 return 0; [L754] 1 x = 1 VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={6:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L766] 2 __unbuffered_p1_EAX = x VAL [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={6:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] [L759] 1 __unbuffered_cnt = __unbuffered_cnt + 1 [L761] 1 return 0; [L769] 2 y$w_buff1 = y$w_buff0 [L770] 2 y$w_buff0 = 1 [L771] 2 y$w_buff1_used = y$w_buff0_used [L772] 2 y$w_buff0_used = (_Bool)1 [L7] COND FALSE 2 !(!expression) [L774] 2 y$r_buff1_thd0 = y$r_buff0_thd0 [L775] 2 y$r_buff1_thd1 = y$r_buff0_thd1 [L776] 2 y$r_buff1_thd2 = y$r_buff0_thd2 [L777] 2 y$r_buff1_thd3 = y$r_buff0_thd3 [L778] 2 y$r_buff0_thd2 = (_Bool)1 VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=0, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={6:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1] [L781] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L781] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L781] EXPR 2 \read(y) [L781] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y [L781] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L781] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y) [L782] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L782] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used [L783] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L783] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used [L784] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L784] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2 [L785] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L785] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2 [L788] 2 __unbuffered_cnt = __unbuffered_cnt + 1 [L790] 2 return 0; [L846] 0 main$tmp_guard0 = __unbuffered_cnt == 3 [L857] 0 weak$$choice1 = __VERIFIER_nondet_bool() [L858] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L858] EXPR 0 weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX [L858] EXPR 0 __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L858] 0 __unbuffered_p2_EAX = __unbuffered_p2_EAX$read_delayed ? (weak$$choice1 ? *__unbuffered_p2_EAX$read_delayed_var : __unbuffered_p2_EAX) : __unbuffered_p2_EAX [L859] 0 main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p1_EAX == 1 && __unbuffered_p2_EAX == 1) [L7] COND TRUE 0 !expression [L7] 0 __VERIFIER_error() VAL [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p1_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EAX$flush_delayed=0, __unbuffered_p2_EAX$mem_tmp=0, __unbuffered_p2_EAX$r_buff0_thd0=0, __unbuffered_p2_EAX$r_buff0_thd1=0, __unbuffered_p2_EAX$r_buff0_thd2=0, __unbuffered_p2_EAX$r_buff0_thd3=0, __unbuffered_p2_EAX$r_buff1_thd0=0, __unbuffered_p2_EAX$r_buff1_thd1=0, __unbuffered_p2_EAX$r_buff1_thd2=0, __unbuffered_p2_EAX$r_buff1_thd3=0, __unbuffered_p2_EAX$read_delayed=1, __unbuffered_p2_EAX$read_delayed_var={6:0}, __unbuffered_p2_EAX$w_buff0=0, __unbuffered_p2_EAX$w_buff0_used=0, __unbuffered_p2_EAX$w_buff1=0, __unbuffered_p2_EAX$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=0, weak$$choice1=255, weak$$choice2=255, x=1, y={6:0}, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 110 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 14.2s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 10.3s, HoareTripleCheckerStatistics: 184 SDtfs, 218 SDslu, 288 SDs, 0 SdLazy, 272 SolverSat, 55 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=658occurred 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, 10 MinimizatonAttempts, 17 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 124 ConstructedInterpolants, 0 QuantifiedInterpolants, 22643 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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...