/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-08 23:56:46,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-08 23:56:46,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-08 23:56:47,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-08 23:56:47,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-08 23:56:47,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-08 23:56:47,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-08 23:56:47,077 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-08 23:56:47,106 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-08 23:56:47,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-08 23:56:47,107 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-08 23:56:47,107 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-08 23:56:47,108 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-08 23:56:47,108 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-08 23:56:47,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-08 23:56:47,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-08 23:56:47,109 INFO L138 SettingsManager]: * Use SBE=true [2022-02-08 23:56:47,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-08 23:56:47,110 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-08 23:56:47,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-08 23:56:47,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-08 23:56:47,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-08 23:56:47,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-08 23:56:47,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-08 23:56:47,110 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-08 23:56:47,111 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-08 23:56:47,111 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-08 23:56:47,111 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-08 23:56:47,111 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-08 23:56:47,111 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-08 23:56:47,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-08 23:56:47,111 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-08 23:56:47,112 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-08 23:56:47,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-08 23:56:47,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-08 23:56:47,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-08 23:56:47,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-08 23:56:47,113 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-08 23:56:47,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-08 23:56:47,113 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-08 23:56:47,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-08 23:56:47,114 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-08 23:56:47,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-08 23:56:47,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-08 23:56:47,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-08 23:56:47,378 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-08 23:56:47,379 INFO L275 PluginConnector]: CDTParser initialized [2022-02-08 23:56:47,380 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2022-02-08 23:56:47,437 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d66ed827/6ca9162e6bcd4f46a6596a41adffb502/FLAGef1ab2f83 [2022-02-08 23:56:47,944 INFO L306 CDTParser]: Found 1 translation units. [2022-02-08 23:56:47,944 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2022-02-08 23:56:47,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d66ed827/6ca9162e6bcd4f46a6596a41adffb502/FLAGef1ab2f83 [2022-02-08 23:56:48,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d66ed827/6ca9162e6bcd4f46a6596a41adffb502 [2022-02-08 23:56:48,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-08 23:56:48,440 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-08 23:56:48,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-08 23:56:48,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-08 23:56:48,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-08 23:56:48,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 11:56:48" (1/1) ... [2022-02-08 23:56:48,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3474e02d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:48, skipping insertion in model container [2022-02-08 23:56:48,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 11:56:48" (1/1) ... [2022-02-08 23:56:48,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-08 23:56:48,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-08 23:56:48,681 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1038,1051] [2022-02-08 23:56:48,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-08 23:56:48,874 INFO L203 MainTranslator]: Completed pre-run [2022-02-08 23:56:48,899 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[1038,1051] [2022-02-08 23:56:48,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-08 23:56:49,006 INFO L208 MainTranslator]: Completed translation [2022-02-08 23:56:49,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:49 WrapperNode [2022-02-08 23:56:49,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-08 23:56:49,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-08 23:56:49,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-08 23:56:49,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-08 23:56:49,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:49" (1/1) ... [2022-02-08 23:56:49,040 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:49" (1/1) ... [2022-02-08 23:56:49,089 INFO L137 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 366 [2022-02-08 23:56:49,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-08 23:56:49,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-08 23:56:49,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-08 23:56:49,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-08 23:56:49,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:49" (1/1) ... [2022-02-08 23:56:49,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:49" (1/1) ... [2022-02-08 23:56:49,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:49" (1/1) ... [2022-02-08 23:56:49,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:49" (1/1) ... [2022-02-08 23:56:49,130 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:49" (1/1) ... [2022-02-08 23:56:49,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:49" (1/1) ... [2022-02-08 23:56:49,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:49" (1/1) ... [2022-02-08 23:56:49,157 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-08 23:56:49,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-08 23:56:49,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-08 23:56:49,158 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-08 23:56:49,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:49" (1/1) ... [2022-02-08 23:56:49,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-08 23:56:49,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-08 23:56:49,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-08 23:56:49,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-08 23:56:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-08 23:56:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-08 23:56:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-08 23:56:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-08 23:56:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-08 23:56:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-02-08 23:56:49,247 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-02-08 23:56:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-02-08 23:56:49,248 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-02-08 23:56:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-08 23:56:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-08 23:56:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-08 23:56:49,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-08 23:56:49,251 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-08 23:56:49,431 INFO L234 CfgBuilder]: Building ICFG [2022-02-08 23:56:49,433 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-08 23:56:50,063 INFO L275 CfgBuilder]: Performing block encoding [2022-02-08 23:56:50,604 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-08 23:56:50,605 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-08 23:56:50,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.02 11:56:50 BoogieIcfgContainer [2022-02-08 23:56:50,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-08 23:56:50,608 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-08 23:56:50,609 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-08 23:56:50,611 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-08 23:56:50,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 11:56:48" (1/3) ... [2022-02-08 23:56:50,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf1e8fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 11:56:50, skipping insertion in model container [2022-02-08 23:56:50,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 11:56:49" (2/3) ... [2022-02-08 23:56:50,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7cf1e8fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 11:56:50, skipping insertion in model container [2022-02-08 23:56:50,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.02 11:56:50" (3/3) ... [2022-02-08 23:56:50,615 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2022-02-08 23:56:50,620 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-08 23:56:50,620 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-08 23:56:50,620 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-02-08 23:56:50,620 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-08 23:56:50,676 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,676 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,677 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,677 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,677 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,678 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,678 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,678 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,678 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,678 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,679 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,679 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,680 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,680 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,680 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,680 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,681 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,681 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,681 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,681 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,681 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,681 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,683 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,683 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,683 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,683 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,684 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,685 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,686 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,686 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,686 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,686 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,686 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,686 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,687 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,688 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,690 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,690 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,690 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,691 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,692 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,693 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,694 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,694 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,694 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,695 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,695 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,695 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,696 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,697 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,699 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,704 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,704 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,705 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,705 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,705 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,705 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,707 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,707 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,708 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,708 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,708 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,708 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,708 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,708 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,709 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,709 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,709 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,709 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,709 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,709 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,710 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,710 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,710 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,710 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,710 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,711 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,711 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,711 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,711 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,711 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,711 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,711 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,711 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,711 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,712 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,712 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,712 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,712 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,714 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,715 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,715 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,715 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,715 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,715 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,715 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,715 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,715 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,715 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,715 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,716 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,716 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,716 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,716 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,716 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,716 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,716 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,716 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,716 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,716 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,716 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,717 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,717 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,717 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,717 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,719 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,719 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,719 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,719 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,719 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,720 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,721 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,722 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,723 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,725 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,725 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,725 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,725 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,725 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,726 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,726 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,727 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,727 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,727 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,730 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,737 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,737 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,737 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,738 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,738 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,738 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,739 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,742 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,742 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,742 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,742 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,742 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,742 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,743 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,743 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,743 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,743 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,743 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,743 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,743 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,743 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,743 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,744 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,744 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,744 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,744 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,744 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,744 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,744 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,744 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,744 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,745 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,745 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,745 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,745 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,745 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,746 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,746 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,746 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,746 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,746 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,746 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,746 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,746 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,746 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,747 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,748 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,748 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,748 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,748 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,748 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,748 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,748 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,749 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,749 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,749 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,749 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,749 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,749 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,749 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,749 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,749 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,750 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,750 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,750 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,750 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,750 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,750 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,750 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,750 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,750 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,751 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,751 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,751 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,751 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,751 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,751 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,751 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,751 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,751 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,752 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-08 23:56:50,752 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-08 23:56:50,801 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-08 23:56:50,807 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-08 23:56:50,807 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-02-08 23:56:50,817 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 104 places, 99 transitions, 208 flow [2022-02-08 23:56:50,940 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2282 states, 2279 states have (on average 2.7244405440982886) internal successors, (6209), 2281 states have internal predecessors, (6209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:50,949 INFO L276 IsEmpty]: Start isEmpty. Operand has 2282 states, 2279 states have (on average 2.7244405440982886) internal successors, (6209), 2281 states have internal predecessors, (6209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:50,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-02-08 23:56:50,959 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:56:50,960 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:56:50,961 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:56:50,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:56:50,969 INFO L85 PathProgramCache]: Analyzing trace with hash -491542144, now seen corresponding path program 1 times [2022-02-08 23:56:50,980 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:56:50,981 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125126966] [2022-02-08 23:56:50,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:56:50,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:56:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:56:51,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:56:51,292 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:56:51,293 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125126966] [2022-02-08 23:56:51,294 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125126966] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:56:51,294 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:56:51,294 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-08 23:56:51,295 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663758769] [2022-02-08 23:56:51,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:56:51,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-08 23:56:51,300 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:56:51,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-08 23:56:51,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-08 23:56:51,336 INFO L87 Difference]: Start difference. First operand has 2282 states, 2279 states have (on average 2.7244405440982886) internal successors, (6209), 2281 states have internal predecessors, (6209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:51,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:56:51,536 INFO L93 Difference]: Finished difference Result 1994 states and 5269 transitions. [2022-02-08 23:56:51,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-08 23:56:51,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2022-02-08 23:56:51,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:56:51,570 INFO L225 Difference]: With dead ends: 1994 [2022-02-08 23:56:51,570 INFO L226 Difference]: Without dead ends: 1724 [2022-02-08 23:56:51,572 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-08 23:56:51,577 INFO L933 BasicCegarLoop]: 83 mSDtfsCounter, 31 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-08 23:56:51,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [31 Valid, 135 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-08 23:56:51,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1724 states. [2022-02-08 23:56:51,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1724 to 1724. [2022-02-08 23:56:51,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1724 states, 1723 states have (on average 2.662797446314568) internal successors, (4588), 1723 states have internal predecessors, (4588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:51,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1724 states and 4588 transitions. [2022-02-08 23:56:51,701 INFO L78 Accepts]: Start accepts. Automaton has 1724 states and 4588 transitions. Word has length 50 [2022-02-08 23:56:51,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:56:51,702 INFO L470 AbstractCegarLoop]: Abstraction has 1724 states and 4588 transitions. [2022-02-08 23:56:51,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.0) internal successors, (50), 3 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:51,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 4588 transitions. [2022-02-08 23:56:51,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-02-08 23:56:51,708 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:56:51,708 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:56:51,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-08 23:56:51,708 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:56:51,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:56:51,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1591079342, now seen corresponding path program 1 times [2022-02-08 23:56:51,710 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:56:51,710 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627609610] [2022-02-08 23:56:51,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:56:51,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:56:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:56:51,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:56:51,979 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:56:51,979 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627609610] [2022-02-08 23:56:51,979 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627609610] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:56:51,980 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:56:51,980 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-08 23:56:51,980 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480736013] [2022-02-08 23:56:51,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:56:51,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-08 23:56:51,982 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:56:51,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-08 23:56:51,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-08 23:56:51,983 INFO L87 Difference]: Start difference. First operand 1724 states and 4588 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:52,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:56:52,281 INFO L93 Difference]: Finished difference Result 1894 states and 4981 transitions. [2022-02-08 23:56:52,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-08 23:56:52,282 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2022-02-08 23:56:52,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:56:52,290 INFO L225 Difference]: With dead ends: 1894 [2022-02-08 23:56:52,290 INFO L226 Difference]: Without dead ends: 1444 [2022-02-08 23:56:52,290 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-02-08 23:56:52,291 INFO L933 BasicCegarLoop]: 103 mSDtfsCounter, 103 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-08 23:56:52,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [103 Valid, 412 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-08 23:56:52,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1444 states. [2022-02-08 23:56:52,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1444 to 1444. [2022-02-08 23:56:52,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1444 states, 1443 states have (on average 2.6167706167706166) internal successors, (3776), 1443 states have internal predecessors, (3776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:52,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1444 states and 3776 transitions. [2022-02-08 23:56:52,334 INFO L78 Accepts]: Start accepts. Automaton has 1444 states and 3776 transitions. Word has length 65 [2022-02-08 23:56:52,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:56:52,335 INFO L470 AbstractCegarLoop]: Abstraction has 1444 states and 3776 transitions. [2022-02-08 23:56:52,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 6 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:52,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 3776 transitions. [2022-02-08 23:56:52,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-02-08 23:56:52,339 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:56:52,339 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:56:52,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-08 23:56:52,340 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:56:52,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:56:52,340 INFO L85 PathProgramCache]: Analyzing trace with hash 722128556, now seen corresponding path program 1 times [2022-02-08 23:56:52,340 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:56:52,340 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438629183] [2022-02-08 23:56:52,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:56:52,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:56:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:56:52,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:56:52,595 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:56:52,595 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438629183] [2022-02-08 23:56:52,595 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438629183] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:56:52,596 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:56:52,596 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-08 23:56:52,596 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444478489] [2022-02-08 23:56:52,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:56:52,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-08 23:56:52,597 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:56:52,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-08 23:56:52,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-08 23:56:52,598 INFO L87 Difference]: Start difference. First operand 1444 states and 3776 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:52,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:56:52,811 INFO L93 Difference]: Finished difference Result 1554 states and 4029 transitions. [2022-02-08 23:56:52,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-08 23:56:52,812 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2022-02-08 23:56:52,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:56:52,819 INFO L225 Difference]: With dead ends: 1554 [2022-02-08 23:56:52,820 INFO L226 Difference]: Without dead ends: 1304 [2022-02-08 23:56:52,821 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-02-08 23:56:52,822 INFO L933 BasicCegarLoop]: 97 mSDtfsCounter, 71 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-08 23:56:52,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [71 Valid, 385 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-08 23:56:52,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1304 states. [2022-02-08 23:56:52,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1304 to 1304. [2022-02-08 23:56:52,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1304 states, 1303 states have (on average 2.597083653108212) internal successors, (3384), 1303 states have internal predecessors, (3384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:52,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 3384 transitions. [2022-02-08 23:56:52,859 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 3384 transitions. Word has length 69 [2022-02-08 23:56:52,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:56:52,860 INFO L470 AbstractCegarLoop]: Abstraction has 1304 states and 3384 transitions. [2022-02-08 23:56:52,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:52,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 3384 transitions. [2022-02-08 23:56:52,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-02-08 23:56:52,863 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:56:52,863 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:56:52,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-08 23:56:52,863 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:56:52,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:56:52,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1290569363, now seen corresponding path program 1 times [2022-02-08 23:56:52,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:56:52,864 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29427699] [2022-02-08 23:56:52,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:56:52,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:56:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:56:53,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:56:53,211 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:56:53,211 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29427699] [2022-02-08 23:56:53,211 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29427699] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:56:53,211 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:56:53,211 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-08 23:56:53,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869050701] [2022-02-08 23:56:53,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:56:53,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-08 23:56:53,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:56:53,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-08 23:56:53,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2022-02-08 23:56:53,214 INFO L87 Difference]: Start difference. First operand 1304 states and 3384 transitions. Second operand has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:53,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:56:53,688 INFO L93 Difference]: Finished difference Result 1801 states and 4710 transitions. [2022-02-08 23:56:53,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-08 23:56:53,689 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2022-02-08 23:56:53,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:56:53,698 INFO L225 Difference]: With dead ends: 1801 [2022-02-08 23:56:53,699 INFO L226 Difference]: Without dead ends: 1626 [2022-02-08 23:56:53,699 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=142, Invalid=364, Unknown=0, NotChecked=0, Total=506 [2022-02-08 23:56:53,700 INFO L933 BasicCegarLoop]: 121 mSDtfsCounter, 269 mSDsluCounter, 714 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 269 SdHoareTripleChecker+Valid, 809 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-08 23:56:53,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [269 Valid, 809 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-08 23:56:53,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1626 states. [2022-02-08 23:56:53,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1626 to 1502. [2022-02-08 23:56:53,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1502 states, 1501 states have (on average 2.6162558294470353) internal successors, (3927), 1501 states have internal predecessors, (3927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:53,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 3927 transitions. [2022-02-08 23:56:53,746 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 3927 transitions. Word has length 73 [2022-02-08 23:56:53,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:56:53,747 INFO L470 AbstractCegarLoop]: Abstraction has 1502 states and 3927 transitions. [2022-02-08 23:56:53,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 3927 transitions. [2022-02-08 23:56:53,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-02-08 23:56:53,750 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:56:53,750 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:56:53,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-08 23:56:53,751 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:56:53,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:56:53,751 INFO L85 PathProgramCache]: Analyzing trace with hash 2043160787, now seen corresponding path program 2 times [2022-02-08 23:56:53,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:56:53,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576207630] [2022-02-08 23:56:53,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:56:53,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:56:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:56:54,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:56:54,090 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:56:54,090 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576207630] [2022-02-08 23:56:54,090 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576207630] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:56:54,090 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:56:54,090 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-08 23:56:54,090 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058245804] [2022-02-08 23:56:54,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:56:54,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-02-08 23:56:54,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:56:54,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-02-08 23:56:54,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-02-08 23:56:54,093 INFO L87 Difference]: Start difference. First operand 1502 states and 3927 transitions. Second operand has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:54,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:56:54,476 INFO L93 Difference]: Finished difference Result 1885 states and 4940 transitions. [2022-02-08 23:56:54,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-08 23:56:54,477 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2022-02-08 23:56:54,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:56:54,485 INFO L225 Difference]: With dead ends: 1885 [2022-02-08 23:56:54,486 INFO L226 Difference]: Without dead ends: 1735 [2022-02-08 23:56:54,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2022-02-08 23:56:54,487 INFO L933 BasicCegarLoop]: 118 mSDtfsCounter, 219 mSDsluCounter, 716 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-08 23:56:54,489 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [219 Valid, 808 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-08 23:56:54,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states. [2022-02-08 23:56:54,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1603. [2022-02-08 23:56:54,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1603 states, 1602 states have (on average 2.6335830212234708) internal successors, (4219), 1602 states have internal predecessors, (4219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:54,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1603 states and 4219 transitions. [2022-02-08 23:56:54,552 INFO L78 Accepts]: Start accepts. Automaton has 1603 states and 4219 transitions. Word has length 73 [2022-02-08 23:56:54,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:56:54,554 INFO L470 AbstractCegarLoop]: Abstraction has 1603 states and 4219 transitions. [2022-02-08 23:56:54,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.083333333333333) internal successors, (73), 12 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:54,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 4219 transitions. [2022-02-08 23:56:54,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-02-08 23:56:54,557 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:56:54,557 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:56:54,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-08 23:56:54,558 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:56:54,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:56:54,559 INFO L85 PathProgramCache]: Analyzing trace with hash 643148515, now seen corresponding path program 3 times [2022-02-08 23:56:54,559 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:56:54,559 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501512558] [2022-02-08 23:56:54,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:56:54,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:56:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:56:54,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:56:54,975 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:56:54,975 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501512558] [2022-02-08 23:56:54,975 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501512558] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:56:54,975 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:56:54,975 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-08 23:56:54,975 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508809730] [2022-02-08 23:56:54,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:56:54,976 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-08 23:56:54,976 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:56:54,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-08 23:56:54,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2022-02-08 23:56:54,977 INFO L87 Difference]: Start difference. First operand 1603 states and 4219 transitions. Second operand has 17 states, 17 states have (on average 4.294117647058823) internal successors, (73), 17 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:55,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:56:55,705 INFO L93 Difference]: Finished difference Result 1906 states and 4979 transitions. [2022-02-08 23:56:55,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-08 23:56:55,706 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.294117647058823) internal successors, (73), 17 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2022-02-08 23:56:55,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:56:55,715 INFO L225 Difference]: With dead ends: 1906 [2022-02-08 23:56:55,715 INFO L226 Difference]: Without dead ends: 1756 [2022-02-08 23:56:55,716 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=208, Invalid=848, Unknown=0, NotChecked=0, Total=1056 [2022-02-08 23:56:55,717 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 379 mSDsluCounter, 857 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 379 SdHoareTripleChecker+Valid, 919 SdHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-08 23:56:55,717 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [379 Valid, 919 Invalid, 474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-08 23:56:55,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1756 states. [2022-02-08 23:56:55,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1756 to 1601. [2022-02-08 23:56:55,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1601 states, 1600 states have (on average 2.634375) internal successors, (4215), 1600 states have internal predecessors, (4215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:55,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1601 states and 4215 transitions. [2022-02-08 23:56:55,763 INFO L78 Accepts]: Start accepts. Automaton has 1601 states and 4215 transitions. Word has length 73 [2022-02-08 23:56:55,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:56:55,764 INFO L470 AbstractCegarLoop]: Abstraction has 1601 states and 4215 transitions. [2022-02-08 23:56:55,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.294117647058823) internal successors, (73), 17 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:55,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 4215 transitions. [2022-02-08 23:56:55,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-02-08 23:56:55,767 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:56:55,767 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:56:55,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-08 23:56:55,768 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:56:55,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:56:55,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1392530029, now seen corresponding path program 4 times [2022-02-08 23:56:55,768 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:56:55,768 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439376376] [2022-02-08 23:56:55,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:56:55,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:56:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:56:55,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:56:55,957 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:56:55,958 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439376376] [2022-02-08 23:56:55,958 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439376376] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:56:55,958 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:56:55,958 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-02-08 23:56:55,958 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722167509] [2022-02-08 23:56:55,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:56:55,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-08 23:56:55,959 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:56:55,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-08 23:56:55,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-02-08 23:56:55,959 INFO L87 Difference]: Start difference. First operand 1601 states and 4215 transitions. Second operand has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:56,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:56:56,312 INFO L93 Difference]: Finished difference Result 1912 states and 5024 transitions. [2022-02-08 23:56:56,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-08 23:56:56,316 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2022-02-08 23:56:56,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:56:56,324 INFO L225 Difference]: With dead ends: 1912 [2022-02-08 23:56:56,325 INFO L226 Difference]: Without dead ends: 1737 [2022-02-08 23:56:56,325 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2022-02-08 23:56:56,326 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 134 mSDsluCounter, 556 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 662 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-08 23:56:56,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 662 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-08 23:56:56,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1737 states. [2022-02-08 23:56:56,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1737 to 1583. [2022-02-08 23:56:56,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1583 states, 1582 states have (on average 2.6238938053097347) internal successors, (4151), 1582 states have internal predecessors, (4151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:56,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1583 states and 4151 transitions. [2022-02-08 23:56:56,376 INFO L78 Accepts]: Start accepts. Automaton has 1583 states and 4151 transitions. Word has length 73 [2022-02-08 23:56:56,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:56:56,376 INFO L470 AbstractCegarLoop]: Abstraction has 1583 states and 4151 transitions. [2022-02-08 23:56:56,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:56,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 4151 transitions. [2022-02-08 23:56:56,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-02-08 23:56:56,380 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:56:56,380 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:56:56,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-08 23:56:56,381 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:56:56,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:56:56,381 INFO L85 PathProgramCache]: Analyzing trace with hash 2042034560, now seen corresponding path program 1 times [2022-02-08 23:56:56,382 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:56:56,382 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016230270] [2022-02-08 23:56:56,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:56:56,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:56:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:56:56,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:56:56,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:56:56,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016230270] [2022-02-08 23:56:56,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016230270] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:56:56,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:56:56,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-02-08 23:56:56,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854999544] [2022-02-08 23:56:56,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:56:56,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-02-08 23:56:56,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:56:56,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-02-08 23:56:56,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2022-02-08 23:56:56,951 INFO L87 Difference]: Start difference. First operand 1583 states and 4151 transitions. Second operand has 19 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 19 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:57,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:56:57,732 INFO L93 Difference]: Finished difference Result 1916 states and 5009 transitions. [2022-02-08 23:56:57,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-08 23:56:57,732 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 19 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2022-02-08 23:56:57,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:56:57,742 INFO L225 Difference]: With dead ends: 1916 [2022-02-08 23:56:57,742 INFO L226 Difference]: Without dead ends: 1796 [2022-02-08 23:56:57,742 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=230, Invalid=960, Unknown=0, NotChecked=0, Total=1190 [2022-02-08 23:56:57,745 INFO L933 BasicCegarLoop]: 106 mSDtfsCounter, 290 mSDsluCounter, 920 mSDsCounter, 0 mSdLazyCounter, 387 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 290 SdHoareTripleChecker+Valid, 984 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-08 23:56:57,745 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [290 Valid, 984 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 387 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-08 23:56:57,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1796 states. [2022-02-08 23:56:57,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1796 to 1583. [2022-02-08 23:56:57,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1583 states, 1582 states have (on average 2.6238938053097347) internal successors, (4151), 1582 states have internal predecessors, (4151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:57,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1583 states and 4151 transitions. [2022-02-08 23:56:57,792 INFO L78 Accepts]: Start accepts. Automaton has 1583 states and 4151 transitions. Word has length 74 [2022-02-08 23:56:57,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:56:57,793 INFO L470 AbstractCegarLoop]: Abstraction has 1583 states and 4151 transitions. [2022-02-08 23:56:57,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.8947368421052633) internal successors, (74), 19 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:57,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 4151 transitions. [2022-02-08 23:56:57,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-02-08 23:56:57,797 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:56:57,797 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:56:57,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-08 23:56:57,798 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:56:57,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:56:57,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1661196103, now seen corresponding path program 1 times [2022-02-08 23:56:57,798 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:56:57,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374557719] [2022-02-08 23:56:57,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:56:57,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:56:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:56:57,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:56:57,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:56:57,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374557719] [2022-02-08 23:56:57,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374557719] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:56:57,950 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:56:57,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-08 23:56:57,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778347214] [2022-02-08 23:56:57,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:56:57,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-08 23:56:57,951 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:56:57,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-08 23:56:57,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-02-08 23:56:57,952 INFO L87 Difference]: Start difference. First operand 1583 states and 4151 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:58,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:56:58,163 INFO L93 Difference]: Finished difference Result 2318 states and 6058 transitions. [2022-02-08 23:56:58,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-08 23:56:58,164 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2022-02-08 23:56:58,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:56:58,171 INFO L225 Difference]: With dead ends: 2318 [2022-02-08 23:56:58,171 INFO L226 Difference]: Without dead ends: 1623 [2022-02-08 23:56:58,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-02-08 23:56:58,174 INFO L933 BasicCegarLoop]: 116 mSDtfsCounter, 65 mSDsluCounter, 546 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-08 23:56:58,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [65 Valid, 610 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-08 23:56:58,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1623 states. [2022-02-08 23:56:58,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1623 to 1623. [2022-02-08 23:56:58,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1623 states, 1622 states have (on average 2.55672009864365) internal successors, (4147), 1622 states have internal predecessors, (4147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:58,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1623 states and 4147 transitions. [2022-02-08 23:56:58,210 INFO L78 Accepts]: Start accepts. Automaton has 1623 states and 4147 transitions. Word has length 74 [2022-02-08 23:56:58,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:56:58,210 INFO L470 AbstractCegarLoop]: Abstraction has 1623 states and 4147 transitions. [2022-02-08 23:56:58,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:58,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 4147 transitions. [2022-02-08 23:56:58,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-02-08 23:56:58,214 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:56:58,215 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:56:58,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-08 23:56:58,215 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:56:58,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:56:58,215 INFO L85 PathProgramCache]: Analyzing trace with hash 449078857, now seen corresponding path program 2 times [2022-02-08 23:56:58,215 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:56:58,216 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673616764] [2022-02-08 23:56:58,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:56:58,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:56:58,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:56:58,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:56:58,617 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:56:58,617 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673616764] [2022-02-08 23:56:58,617 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673616764] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:56:58,617 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:56:58,617 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-08 23:56:58,617 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608521351] [2022-02-08 23:56:58,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:56:58,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-08 23:56:58,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:56:58,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-08 23:56:58,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=211, Unknown=0, NotChecked=0, Total=272 [2022-02-08 23:56:58,619 INFO L87 Difference]: Start difference. First operand 1623 states and 4147 transitions. Second operand has 17 states, 17 states have (on average 4.352941176470588) internal successors, (74), 17 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:59,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:56:59,055 INFO L93 Difference]: Finished difference Result 1955 states and 4929 transitions. [2022-02-08 23:56:59,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-08 23:56:59,056 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.352941176470588) internal successors, (74), 17 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2022-02-08 23:56:59,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:56:59,063 INFO L225 Difference]: With dead ends: 1955 [2022-02-08 23:56:59,063 INFO L226 Difference]: Without dead ends: 1401 [2022-02-08 23:56:59,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=153, Invalid=497, Unknown=0, NotChecked=0, Total=650 [2022-02-08 23:56:59,065 INFO L933 BasicCegarLoop]: 124 mSDtfsCounter, 270 mSDsluCounter, 890 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 987 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-08 23:56:59,066 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [270 Valid, 987 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 253 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-08 23:56:59,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1401 states. [2022-02-08 23:56:59,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1401 to 1392. [2022-02-08 23:56:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1392 states, 1391 states have (on average 2.561466570812365) internal successors, (3563), 1391 states have internal predecessors, (3563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:59,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1392 states and 3563 transitions. [2022-02-08 23:56:59,100 INFO L78 Accepts]: Start accepts. Automaton has 1392 states and 3563 transitions. Word has length 74 [2022-02-08 23:56:59,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:56:59,100 INFO L470 AbstractCegarLoop]: Abstraction has 1392 states and 3563 transitions. [2022-02-08 23:56:59,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.352941176470588) internal successors, (74), 17 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:59,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 3563 transitions. [2022-02-08 23:56:59,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-02-08 23:56:59,104 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:56:59,104 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:56:59,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-08 23:56:59,104 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:56:59,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:56:59,105 INFO L85 PathProgramCache]: Analyzing trace with hash -143124615, now seen corresponding path program 3 times [2022-02-08 23:56:59,105 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:56:59,105 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765439932] [2022-02-08 23:56:59,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:56:59,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:56:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:56:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:56:59,489 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:56:59,489 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765439932] [2022-02-08 23:56:59,489 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765439932] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:56:59,489 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:56:59,489 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-08 23:56:59,489 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731520400] [2022-02-08 23:56:59,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:56:59,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-08 23:56:59,490 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:56:59,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-08 23:56:59,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-02-08 23:56:59,491 INFO L87 Difference]: Start difference. First operand 1392 states and 3563 transitions. Second operand has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:59,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:56:59,795 INFO L93 Difference]: Finished difference Result 1603 states and 4100 transitions. [2022-02-08 23:56:59,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-08 23:56:59,796 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2022-02-08 23:56:59,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:56:59,803 INFO L225 Difference]: With dead ends: 1603 [2022-02-08 23:56:59,803 INFO L226 Difference]: Without dead ends: 1458 [2022-02-08 23:56:59,803 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=106, Invalid=314, Unknown=0, NotChecked=0, Total=420 [2022-02-08 23:56:59,804 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 199 mSDsluCounter, 588 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 689 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-08 23:56:59,804 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [199 Valid, 689 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-08 23:56:59,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1458 states. [2022-02-08 23:56:59,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1458 to 1436. [2022-02-08 23:56:59,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1436 states, 1435 states have (on average 2.5644599303135887) internal successors, (3680), 1435 states have internal predecessors, (3680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:59,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1436 states and 3680 transitions. [2022-02-08 23:56:59,836 INFO L78 Accepts]: Start accepts. Automaton has 1436 states and 3680 transitions. Word has length 74 [2022-02-08 23:56:59,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:56:59,836 INFO L470 AbstractCegarLoop]: Abstraction has 1436 states and 3680 transitions. [2022-02-08 23:56:59,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:56:59,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 3680 transitions. [2022-02-08 23:56:59,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-02-08 23:56:59,840 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:56:59,840 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:56:59,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-08 23:56:59,840 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:56:59,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:56:59,841 INFO L85 PathProgramCache]: Analyzing trace with hash 470332032, now seen corresponding path program 2 times [2022-02-08 23:56:59,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:56:59,841 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052520422] [2022-02-08 23:56:59,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:56:59,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:56:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:57:00,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:57:00,249 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:57:00,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052520422] [2022-02-08 23:57:00,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052520422] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:57:00,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:57:00,250 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-08 23:57:00,250 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328715614] [2022-02-08 23:57:00,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:57:00,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-08 23:57:00,251 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:57:00,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-08 23:57:00,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2022-02-08 23:57:00,251 INFO L87 Difference]: Start difference. First operand 1436 states and 3680 transitions. Second operand has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:00,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:57:00,641 INFO L93 Difference]: Finished difference Result 1663 states and 4206 transitions. [2022-02-08 23:57:00,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-08 23:57:00,643 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2022-02-08 23:57:00,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:57:00,653 INFO L225 Difference]: With dead ends: 1663 [2022-02-08 23:57:00,654 INFO L226 Difference]: Without dead ends: 1407 [2022-02-08 23:57:00,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2022-02-08 23:57:00,655 INFO L933 BasicCegarLoop]: 125 mSDtfsCounter, 172 mSDsluCounter, 752 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 865 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-08 23:57:00,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [172 Valid, 865 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-08 23:57:00,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1407 states. [2022-02-08 23:57:00,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1407 to 1403. [2022-02-08 23:57:00,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1403 states, 1402 states have (on average 2.5627674750356633) internal successors, (3593), 1402 states have internal predecessors, (3593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:00,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1403 states and 3593 transitions. [2022-02-08 23:57:00,693 INFO L78 Accepts]: Start accepts. Automaton has 1403 states and 3593 transitions. Word has length 74 [2022-02-08 23:57:00,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:57:00,694 INFO L470 AbstractCegarLoop]: Abstraction has 1403 states and 3593 transitions. [2022-02-08 23:57:00,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:00,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 3593 transitions. [2022-02-08 23:57:00,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-02-08 23:57:00,697 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:57:00,697 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:57:00,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-08 23:57:00,698 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:57:00,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:57:00,698 INFO L85 PathProgramCache]: Analyzing trace with hash 1062068665, now seen corresponding path program 4 times [2022-02-08 23:57:00,698 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:57:00,698 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508283689] [2022-02-08 23:57:00,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:57:00,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:57:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:57:01,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:57:01,043 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:57:01,043 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508283689] [2022-02-08 23:57:01,044 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508283689] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:57:01,044 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:57:01,044 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-08 23:57:01,044 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865901151] [2022-02-08 23:57:01,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:57:01,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-02-08 23:57:01,044 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:57:01,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-02-08 23:57:01,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2022-02-08 23:57:01,045 INFO L87 Difference]: Start difference. First operand 1403 states and 3593 transitions. Second operand has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:01,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:57:01,477 INFO L93 Difference]: Finished difference Result 1497 states and 3807 transitions. [2022-02-08 23:57:01,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-02-08 23:57:01,478 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2022-02-08 23:57:01,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:57:01,482 INFO L225 Difference]: With dead ends: 1497 [2022-02-08 23:57:01,483 INFO L226 Difference]: Without dead ends: 1372 [2022-02-08 23:57:01,483 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=305, Unknown=0, NotChecked=0, Total=420 [2022-02-08 23:57:01,484 INFO L933 BasicCegarLoop]: 115 mSDtfsCounter, 214 mSDsluCounter, 779 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 880 SdHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-08 23:57:01,484 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [214 Valid, 880 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-08 23:57:01,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1372 states. [2022-02-08 23:57:01,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1372 to 1109. [2022-02-08 23:57:01,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1109 states, 1108 states have (on average 2.51985559566787) internal successors, (2792), 1108 states have internal predecessors, (2792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:01,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 1109 states and 2792 transitions. [2022-02-08 23:57:01,515 INFO L78 Accepts]: Start accepts. Automaton has 1109 states and 2792 transitions. Word has length 74 [2022-02-08 23:57:01,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:57:01,516 INFO L470 AbstractCegarLoop]: Abstraction has 1109 states and 2792 transitions. [2022-02-08 23:57:01,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.285714285714286) internal successors, (74), 14 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:01,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2792 transitions. [2022-02-08 23:57:01,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-08 23:57:01,524 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:57:01,524 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:57:01,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-08 23:57:01,525 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:57:01,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:57:01,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1268013554, now seen corresponding path program 1 times [2022-02-08 23:57:01,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:57:01,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703084492] [2022-02-08 23:57:01,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:57:01,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:57:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:57:01,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:57:01,795 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:57:01,796 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703084492] [2022-02-08 23:57:01,796 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703084492] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:57:01,796 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:57:01,796 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-02-08 23:57:01,796 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138338860] [2022-02-08 23:57:01,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:57:01,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-08 23:57:01,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:57:01,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-08 23:57:01,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-02-08 23:57:01,797 INFO L87 Difference]: Start difference. First operand 1109 states and 2792 transitions. Second operand has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:02,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:57:02,067 INFO L93 Difference]: Finished difference Result 1752 states and 4454 transitions. [2022-02-08 23:57:02,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-08 23:57:02,067 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-02-08 23:57:02,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:57:02,072 INFO L225 Difference]: With dead ends: 1752 [2022-02-08 23:57:02,072 INFO L226 Difference]: Without dead ends: 1352 [2022-02-08 23:57:02,072 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-02-08 23:57:02,073 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 215 mSDsluCounter, 849 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 215 SdHoareTripleChecker+Valid, 943 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-08 23:57:02,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [215 Valid, 943 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-08 23:57:02,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1352 states. [2022-02-08 23:57:02,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1352 to 1297. [2022-02-08 23:57:02,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1297 states, 1296 states have (on average 2.5169753086419755) internal successors, (3262), 1296 states have internal predecessors, (3262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:02,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1297 states and 3262 transitions. [2022-02-08 23:57:02,106 INFO L78 Accepts]: Start accepts. Automaton has 1297 states and 3262 transitions. Word has length 75 [2022-02-08 23:57:02,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:57:02,106 INFO L470 AbstractCegarLoop]: Abstraction has 1297 states and 3262 transitions. [2022-02-08 23:57:02,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:02,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 3262 transitions. [2022-02-08 23:57:02,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-08 23:57:02,110 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:57:02,110 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:57:02,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-08 23:57:02,110 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:57:02,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:57:02,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1691063154, now seen corresponding path program 2 times [2022-02-08 23:57:02,111 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:57:02,111 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537383187] [2022-02-08 23:57:02,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:57:02,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:57:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:57:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:57:02,454 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:57:02,455 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537383187] [2022-02-08 23:57:02,455 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537383187] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:57:02,455 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:57:02,455 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-08 23:57:02,455 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060093562] [2022-02-08 23:57:02,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:57:02,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-08 23:57:02,455 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:57:02,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-08 23:57:02,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-02-08 23:57:02,456 INFO L87 Difference]: Start difference. First operand 1297 states and 3262 transitions. Second operand has 17 states, 17 states have (on average 4.411764705882353) internal successors, (75), 17 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:02,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:57:02,883 INFO L93 Difference]: Finished difference Result 1458 states and 3648 transitions. [2022-02-08 23:57:02,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-08 23:57:02,883 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.411764705882353) internal successors, (75), 17 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-02-08 23:57:02,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:57:02,886 INFO L225 Difference]: With dead ends: 1458 [2022-02-08 23:57:02,886 INFO L226 Difference]: Without dead ends: 1333 [2022-02-08 23:57:02,887 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=133, Invalid=569, Unknown=0, NotChecked=0, Total=702 [2022-02-08 23:57:02,887 INFO L933 BasicCegarLoop]: 108 mSDtfsCounter, 232 mSDsluCounter, 924 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 972 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-08 23:57:02,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [232 Valid, 972 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-08 23:57:02,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1333 states. [2022-02-08 23:57:02,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1333 to 1297. [2022-02-08 23:57:02,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1297 states, 1296 states have (on average 2.5169753086419755) internal successors, (3262), 1296 states have internal predecessors, (3262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:02,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1297 states and 3262 transitions. [2022-02-08 23:57:02,912 INFO L78 Accepts]: Start accepts. Automaton has 1297 states and 3262 transitions. Word has length 75 [2022-02-08 23:57:02,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:57:02,913 INFO L470 AbstractCegarLoop]: Abstraction has 1297 states and 3262 transitions. [2022-02-08 23:57:02,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.411764705882353) internal successors, (75), 17 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:02,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 3262 transitions. [2022-02-08 23:57:02,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-08 23:57:02,916 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:57:02,916 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:57:02,916 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-08 23:57:02,916 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:57:02,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:57:02,917 INFO L85 PathProgramCache]: Analyzing trace with hash -733627278, now seen corresponding path program 3 times [2022-02-08 23:57:02,917 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:57:02,917 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782072911] [2022-02-08 23:57:02,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:57:02,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:57:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:57:03,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:57:03,262 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:57:03,262 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782072911] [2022-02-08 23:57:03,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782072911] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:57:03,262 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:57:03,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-08 23:57:03,263 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141233674] [2022-02-08 23:57:03,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:57:03,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-08 23:57:03,263 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:57:03,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-08 23:57:03,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2022-02-08 23:57:03,264 INFO L87 Difference]: Start difference. First operand 1297 states and 3262 transitions. Second operand has 15 states, 15 states have (on average 5.0) internal successors, (75), 15 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:03,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:57:03,653 INFO L93 Difference]: Finished difference Result 1633 states and 4073 transitions. [2022-02-08 23:57:03,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-08 23:57:03,653 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 5.0) internal successors, (75), 15 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-02-08 23:57:03,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:57:03,656 INFO L225 Difference]: With dead ends: 1633 [2022-02-08 23:57:03,656 INFO L226 Difference]: Without dead ends: 1339 [2022-02-08 23:57:03,657 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=320, Unknown=0, NotChecked=0, Total=420 [2022-02-08 23:57:03,661 INFO L933 BasicCegarLoop]: 130 mSDtfsCounter, 235 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 1155 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-08 23:57:03,661 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [235 Valid, 1155 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-08 23:57:03,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1339 states. [2022-02-08 23:57:03,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1339 to 1267. [2022-02-08 23:57:03,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1267 states, 1266 states have (on average 2.4897314375987363) internal successors, (3152), 1266 states have internal predecessors, (3152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:03,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 1267 states and 3152 transitions. [2022-02-08 23:57:03,687 INFO L78 Accepts]: Start accepts. Automaton has 1267 states and 3152 transitions. Word has length 75 [2022-02-08 23:57:03,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:57:03,688 INFO L470 AbstractCegarLoop]: Abstraction has 1267 states and 3152 transitions. [2022-02-08 23:57:03,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.0) internal successors, (75), 15 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:03,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 3152 transitions. [2022-02-08 23:57:03,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-08 23:57:03,690 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:57:03,690 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:57:03,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-08 23:57:03,690 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:57:03,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:57:03,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1304927040, now seen corresponding path program 4 times [2022-02-08 23:57:03,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:57:03,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033080720] [2022-02-08 23:57:03,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:57:03,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:57:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:57:03,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:57:03,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:57:03,870 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033080720] [2022-02-08 23:57:03,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033080720] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:57:03,870 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:57:03,870 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-08 23:57:03,870 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778935140] [2022-02-08 23:57:03,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:57:03,871 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-08 23:57:03,871 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:57:03,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-08 23:57:03,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2022-02-08 23:57:03,872 INFO L87 Difference]: Start difference. First operand 1267 states and 3152 transitions. Second operand has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:04,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:57:04,099 INFO L93 Difference]: Finished difference Result 1748 states and 4373 transitions. [2022-02-08 23:57:04,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-08 23:57:04,099 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-02-08 23:57:04,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:57:04,103 INFO L225 Difference]: With dead ends: 1748 [2022-02-08 23:57:04,103 INFO L226 Difference]: Without dead ends: 1265 [2022-02-08 23:57:04,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2022-02-08 23:57:04,104 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 90 mSDsluCounter, 826 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 922 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-08 23:57:04,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 922 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-08 23:57:04,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1265 states. [2022-02-08 23:57:04,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1265 to 1265. [2022-02-08 23:57:04,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1265 states, 1264 states have (on average 2.482594936708861) internal successors, (3138), 1264 states have internal predecessors, (3138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:04,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1265 states and 3138 transitions. [2022-02-08 23:57:04,131 INFO L78 Accepts]: Start accepts. Automaton has 1265 states and 3138 transitions. Word has length 75 [2022-02-08 23:57:04,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:57:04,131 INFO L470 AbstractCegarLoop]: Abstraction has 1265 states and 3138 transitions. [2022-02-08 23:57:04,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:04,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 3138 transitions. [2022-02-08 23:57:04,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-02-08 23:57:04,135 INFO L506 BasicCegarLoop]: Found error trace [2022-02-08 23:57:04,135 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-08 23:57:04,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-08 23:57:04,135 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 2 more)] === [2022-02-08 23:57:04,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-08 23:57:04,136 INFO L85 PathProgramCache]: Analyzing trace with hash 2123408080, now seen corresponding path program 5 times [2022-02-08 23:57:04,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-08 23:57:04,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719885426] [2022-02-08 23:57:04,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-08 23:57:04,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-08 23:57:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-08 23:57:04,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-08 23:57:04,319 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-08 23:57:04,319 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719885426] [2022-02-08 23:57:04,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719885426] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-08 23:57:04,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-08 23:57:04,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-02-08 23:57:04,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780471871] [2022-02-08 23:57:04,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-08 23:57:04,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-08 23:57:04,320 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-08 23:57:04,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-08 23:57:04,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-02-08 23:57:04,321 INFO L87 Difference]: Start difference. First operand 1265 states and 3138 transitions. Second operand has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:04,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-08 23:57:04,517 INFO L93 Difference]: Finished difference Result 1225 states and 3036 transitions. [2022-02-08 23:57:04,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-08 23:57:04,518 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 75 [2022-02-08 23:57:04,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-08 23:57:04,518 INFO L225 Difference]: With dead ends: 1225 [2022-02-08 23:57:04,518 INFO L226 Difference]: Without dead ends: 0 [2022-02-08 23:57:04,518 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2022-02-08 23:57:04,519 INFO L933 BasicCegarLoop]: 111 mSDtfsCounter, 138 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 676 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-08 23:57:04,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [138 Valid, 676 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-08 23:57:04,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-08 23:57:04,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-08 23:57:04,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:04,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-08 23:57:04,520 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 75 [2022-02-08 23:57:04,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-08 23:57:04,520 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-08 23:57:04,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.818181818181818) internal successors, (75), 11 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-08 23:57:04,520 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-08 23:57:04,520 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-08 23:57:04,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-02-08 23:57:04,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-02-08 23:57:04,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 5 remaining) [2022-02-08 23:57:04,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 5 remaining) [2022-02-08 23:57:04,523 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2022-02-08 23:57:04,523 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-08 23:57:04,525 INFO L732 BasicCegarLoop]: Path program histogram: [5, 4, 4, 2, 1, 1, 1] [2022-02-08 23:57:04,528 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-08 23:57:04,528 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-08 23:57:04,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.02 11:57:04 BasicIcfg [2022-02-08 23:57:04,530 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-08 23:57:04,530 INFO L158 Benchmark]: Toolchain (without parser) took 16089.94ms. Allocated memory was 196.1MB in the beginning and 426.8MB in the end (delta: 230.7MB). Free memory was 138.1MB in the beginning and 214.4MB in the end (delta: -76.3MB). Peak memory consumption was 155.0MB. Max. memory is 8.0GB. [2022-02-08 23:57:04,531 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 196.1MB. Free memory is still 156.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-08 23:57:04,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 565.08ms. Allocated memory is still 196.1MB. Free memory was 137.8MB in the beginning and 150.7MB in the end (delta: -12.8MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. [2022-02-08 23:57:04,531 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.59ms. Allocated memory is still 196.1MB. Free memory was 150.7MB in the beginning and 147.0MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-08 23:57:04,531 INFO L158 Benchmark]: Boogie Preprocessor took 67.54ms. Allocated memory is still 196.1MB. Free memory was 147.0MB in the beginning and 144.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-08 23:57:04,531 INFO L158 Benchmark]: RCFGBuilder took 1449.12ms. Allocated memory was 196.1MB in the beginning and 300.9MB in the end (delta: 104.9MB). Free memory was 144.4MB in the beginning and 168.2MB in the end (delta: -23.7MB). Peak memory consumption was 82.6MB. Max. memory is 8.0GB. [2022-02-08 23:57:04,532 INFO L158 Benchmark]: TraceAbstraction took 13921.49ms. Allocated memory was 300.9MB in the beginning and 426.8MB in the end (delta: 125.8MB). Free memory was 167.7MB in the beginning and 214.4MB in the end (delta: -46.7MB). Peak memory consumption was 80.2MB. Max. memory is 8.0GB. [2022-02-08 23:57:04,533 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 196.1MB. Free memory is still 156.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 565.08ms. Allocated memory is still 196.1MB. Free memory was 137.8MB in the beginning and 150.7MB in the end (delta: -12.8MB). Peak memory consumption was 11.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 81.59ms. Allocated memory is still 196.1MB. Free memory was 150.7MB in the beginning and 147.0MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 67.54ms. Allocated memory is still 196.1MB. Free memory was 147.0MB in the beginning and 144.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1449.12ms. Allocated memory was 196.1MB in the beginning and 300.9MB in the end (delta: 104.9MB). Free memory was 144.4MB in the beginning and 168.2MB in the end (delta: -23.7MB). Peak memory consumption was 82.6MB. Max. memory is 8.0GB. * TraceAbstraction took 13921.49ms. Allocated memory was 300.9MB in the beginning and 426.8MB in the end (delta: 125.8MB). Free memory was 167.7MB in the beginning and 214.4MB in the end (delta: -46.7MB). Peak memory consumption was 80.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 120 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 13.7s, OverallIterations: 18, TraceHistogramMax: 1, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.1s, AutomataDifference: 7.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3326 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3326 mSDsluCounter, 13813 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12315 mSDsCounter, 573 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3802 IncrementalHoareTripleChecker+Invalid, 4375 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 573 mSolverCounterUnsat, 2048 mSDtfsCounter, 3802 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 347 GetRequests, 40 SyntacticMatches, 1 SemanticMatches, 306 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1332 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2282occurred in iteration=0, InterpolantAutomatonStates: 248, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 18 MinimizatonAttempts, 1239 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 1295 NumberOfCodeBlocks, 1295 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 1277 ConstructedInterpolants, 0 QuantifiedInterpolants, 10371 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 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 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-08 23:57:04,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...