/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/weaver/popl20-more-mts.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-01 15:58:12,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-01 15:58:12,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-01 15:58:12,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-01 15:58:12,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-01 15:58:12,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-01 15:58:12,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-01 15:58:12,817 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 [2022-03-01 15:58:12,837 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-01 15:58:12,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-01 15:58:12,838 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-01 15:58:12,838 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-01 15:58:12,839 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-01 15:58:12,839 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-01 15:58:12,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-01 15:58:12,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-01 15:58:12,839 INFO L138 SettingsManager]: * Use SBE=true [2022-03-01 15:58:12,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-01 15:58:12,840 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-01 15:58:12,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-01 15:58:12,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-01 15:58:12,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-01 15:58:12,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-01 15:58:12,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-01 15:58:12,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-01 15:58:12,841 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-01 15:58:12,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-01 15:58:12,841 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-01 15:58:12,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-01 15:58:12,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-01 15:58:12,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-01 15:58:12,842 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-01 15:58:12,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-01 15:58:12,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 15:58:12,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-01 15:58:12,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-01 15:58:12,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-01 15:58:12,843 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-01 15:58:12,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-01 15:58:12,844 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-01 15:58:12,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-01 15:58:12,844 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-01 15:58:13,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-01 15:58:13,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-01 15:58:13,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-01 15:58:13,076 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-01 15:58:13,076 INFO L275 PluginConnector]: CDTParser initialized [2022-03-01 15:58:13,077 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-mts.wvr.c [2022-03-01 15:58:13,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be59f1560/2c4eeb1bb8c44f7ca6a7d37ea504f6d1/FLAGc1487f1f1 [2022-03-01 15:58:13,464 INFO L306 CDTParser]: Found 1 translation units. [2022-03-01 15:58:13,464 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-mts.wvr.c [2022-03-01 15:58:13,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be59f1560/2c4eeb1bb8c44f7ca6a7d37ea504f6d1/FLAGc1487f1f1 [2022-03-01 15:58:13,881 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be59f1560/2c4eeb1bb8c44f7ca6a7d37ea504f6d1 [2022-03-01 15:58:13,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-01 15:58:13,884 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-01 15:58:13,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-01 15:58:13,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-01 15:58:13,888 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-01 15:58:13,889 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 03:58:13" (1/1) ... [2022-03-01 15:58:13,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d36c4dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:13, skipping insertion in model container [2022-03-01 15:58:13,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 03:58:13" (1/1) ... [2022-03-01 15:58:13,895 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-01 15:58:13,912 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-01 15:58:14,082 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-mts.wvr.c[2533,2546] [2022-03-01 15:58:14,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 15:58:14,101 INFO L203 MainTranslator]: Completed pre-run [2022-03-01 15:58:14,134 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-mts.wvr.c[2533,2546] [2022-03-01 15:58:14,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 15:58:14,155 INFO L208 MainTranslator]: Completed translation [2022-03-01 15:58:14,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:14 WrapperNode [2022-03-01 15:58:14,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-01 15:58:14,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-01 15:58:14,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-01 15:58:14,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-01 15:58:14,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:14" (1/1) ... [2022-03-01 15:58:14,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:14" (1/1) ... [2022-03-01 15:58:14,198 INFO L137 Inliner]: procedures = 25, calls = 46, calls flagged for inlining = 13, calls inlined = 19, statements flattened = 229 [2022-03-01 15:58:14,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-01 15:58:14,199 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-01 15:58:14,199 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-01 15:58:14,200 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-01 15:58:14,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:14" (1/1) ... [2022-03-01 15:58:14,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:14" (1/1) ... [2022-03-01 15:58:14,209 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:14" (1/1) ... [2022-03-01 15:58:14,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:14" (1/1) ... [2022-03-01 15:58:14,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:14" (1/1) ... [2022-03-01 15:58:14,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:14" (1/1) ... [2022-03-01 15:58:14,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:14" (1/1) ... [2022-03-01 15:58:14,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-01 15:58:14,229 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-01 15:58:14,229 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-01 15:58:14,229 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-01 15:58:14,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:14" (1/1) ... [2022-03-01 15:58:14,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 15:58:14,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:58:14,257 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) [2022-03-01 15:58:14,288 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 [2022-03-01 15:58:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-01 15:58:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-01 15:58:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-01 15:58:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-01 15:58:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-03-01 15:58:14,315 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-03-01 15:58:14,315 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-03-01 15:58:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-03-01 15:58:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-03-01 15:58:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-03-01 15:58:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-01 15:58:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-01 15:58:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-01 15:58:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-01 15:58:14,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-01 15:58:14,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-01 15:58:14,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-01 15:58:14,318 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-01 15:58:14,393 INFO L234 CfgBuilder]: Building ICFG [2022-03-01 15:58:14,394 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-01 15:58:14,745 INFO L275 CfgBuilder]: Performing block encoding [2022-03-01 15:58:14,855 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-01 15:58:14,855 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-03-01 15:58:14,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 03:58:14 BoogieIcfgContainer [2022-03-01 15:58:14,857 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-01 15:58:14,859 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-01 15:58:14,859 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-01 15:58:14,862 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-01 15:58:14,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.03 03:58:13" (1/3) ... [2022-03-01 15:58:14,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24f5b463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 03:58:14, skipping insertion in model container [2022-03-01 15:58:14,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 03:58:14" (2/3) ... [2022-03-01 15:58:14,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24f5b463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 03:58:14, skipping insertion in model container [2022-03-01 15:58:14,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 03:58:14" (3/3) ... [2022-03-01 15:58:14,864 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-more-mts.wvr.c [2022-03-01 15:58:14,868 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-01 15:58:14,868 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-01 15:58:14,868 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-01 15:58:14,868 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-01 15:58:14,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,941 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,941 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,942 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,942 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,942 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,942 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,942 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,945 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,947 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,947 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,947 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,947 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,947 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,947 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,947 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,948 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,948 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,948 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,948 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,948 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,948 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,948 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,949 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,950 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,950 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,950 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,950 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,950 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,951 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,952 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,953 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,953 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,953 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,954 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,955 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,955 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,956 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,958 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,959 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,959 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,959 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,959 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,960 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,961 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,962 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,964 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,965 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,965 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,965 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,965 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,965 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,966 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,967 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,967 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,967 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,968 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,969 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,970 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,971 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,972 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,972 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,972 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,972 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,972 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,972 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,973 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,974 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,975 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,976 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,977 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,977 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,977 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,977 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,977 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,977 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,978 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,979 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,980 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,981 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,982 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,982 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,982 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,982 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,982 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,982 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,983 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,983 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,983 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,983 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,983 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,983 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,983 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,983 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,984 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,985 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,985 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,986 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,986 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,987 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,987 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,987 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,987 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,987 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,988 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,988 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,988 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,988 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,988 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,988 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,988 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,988 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,990 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,990 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,990 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,990 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,991 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,991 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,991 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,991 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,991 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,991 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,995 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,996 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,996 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,996 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,996 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,996 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,996 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,996 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,997 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,997 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,997 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,997 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,997 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,997 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,997 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,997 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ite15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,998 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,999 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,999 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,999 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:14,999 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,001 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,001 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,001 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,001 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,002 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,002 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,002 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,002 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,002 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,002 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,002 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,002 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,002 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,003 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,003 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,003 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,003 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,003 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:58:15,009 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-01 15:58:15,045 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-01 15:58:15,052 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, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-01 15:58:15,052 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-01 15:58:15,064 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 223 places, 232 transitions, 488 flow [2022-03-01 15:58:17,447 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 75589 states, 75588 states have (on average 3.9077102185532095) internal successors, (295376), 75588 states have internal predecessors, (295376), 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) [2022-03-01 15:58:17,560 INFO L276 IsEmpty]: Start isEmpty. Operand has 75589 states, 75588 states have (on average 3.9077102185532095) internal successors, (295376), 75588 states have internal predecessors, (295376), 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) [2022-03-01 15:58:17,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-03-01 15:58:17,889 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:58:17,889 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:58:17,890 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:58:17,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:58:17,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1475151117, now seen corresponding path program 1 times [2022-03-01 15:58:17,906 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:58:17,907 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452270553] [2022-03-01 15:58:17,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:58:17,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:58:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:58:18,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:18,145 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:58:18,146 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452270553] [2022-03-01 15:58:18,146 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452270553] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 15:58:18,146 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 15:58:18,146 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 15:58:18,147 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9302064] [2022-03-01 15:58:18,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:58:18,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-01 15:58:18,151 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:58:18,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-01 15:58:18,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-01 15:58:18,325 INFO L87 Difference]: Start difference. First operand has 75589 states, 75588 states have (on average 3.9077102185532095) internal successors, (295376), 75588 states have internal predecessors, (295376), 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 2 states, 2 states have (on average 55.0) internal successors, (110), 2 states have internal predecessors, (110), 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) [2022-03-01 15:58:19,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:58:19,381 INFO L93 Difference]: Finished difference Result 75589 states and 277503 transitions. [2022-03-01 15:58:19,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-01 15:58:19,383 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 55.0) internal successors, (110), 2 states have internal predecessors, (110), 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 110 [2022-03-01 15:58:19,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:58:20,054 INFO L225 Difference]: With dead ends: 75589 [2022-03-01 15:58:20,055 INFO L226 Difference]: Without dead ends: 68631 [2022-03-01 15:58:20,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-01 15:58:20,060 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 15:58:20,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 199 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 15:58:20,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68631 states. [2022-03-01 15:58:22,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68631 to 68631. [2022-03-01 15:58:23,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68631 states, 68630 states have (on average 3.6726358735246976) internal successors, (252053), 68630 states have internal predecessors, (252053), 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) [2022-03-01 15:58:23,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68631 states to 68631 states and 252053 transitions. [2022-03-01 15:58:23,654 INFO L78 Accepts]: Start accepts. Automaton has 68631 states and 252053 transitions. Word has length 110 [2022-03-01 15:58:23,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:58:23,654 INFO L470 AbstractCegarLoop]: Abstraction has 68631 states and 252053 transitions. [2022-03-01 15:58:23,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 55.0) internal successors, (110), 2 states have internal predecessors, (110), 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) [2022-03-01 15:58:23,655 INFO L276 IsEmpty]: Start isEmpty. Operand 68631 states and 252053 transitions. [2022-03-01 15:58:23,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-03-01 15:58:23,831 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:58:23,832 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:58:23,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-01 15:58:23,832 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:58:23,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:58:23,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1397002065, now seen corresponding path program 1 times [2022-03-01 15:58:23,833 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:58:23,833 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397939063] [2022-03-01 15:58:23,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:58:23,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:58:23,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:58:24,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:24,108 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:58:24,108 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397939063] [2022-03-01 15:58:24,108 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397939063] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 15:58:24,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 15:58:24,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 15:58:24,109 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711055913] [2022-03-01 15:58:24,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:58:24,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-01 15:58:24,111 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:58:24,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-01 15:58:24,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-03-01 15:58:24,115 INFO L87 Difference]: Start difference. First operand 68631 states and 252053 transitions. Second operand has 5 states, 5 states have (on average 22.0) internal successors, (110), 5 states have internal predecessors, (110), 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) [2022-03-01 15:58:25,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:58:25,841 INFO L93 Difference]: Finished difference Result 150217 states and 555606 transitions. [2022-03-01 15:58:25,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-01 15:58:25,842 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 5 states have internal predecessors, (110), 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 110 [2022-03-01 15:58:25,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:58:26,666 INFO L225 Difference]: With dead ends: 150217 [2022-03-01 15:58:26,666 INFO L226 Difference]: Without dead ends: 150217 [2022-03-01 15:58:26,666 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-03-01 15:58:26,667 INFO L933 BasicCegarLoop]: 185 mSDtfsCounter, 362 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 362 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 15:58:26,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [362 Valid, 421 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 15:58:27,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150217 states. [2022-03-01 15:58:30,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150217 to 73520. [2022-03-01 15:58:30,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73520 states, 73519 states have (on average 3.6684666548783307) internal successors, (269702), 73519 states have internal predecessors, (269702), 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) [2022-03-01 15:58:30,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73520 states to 73520 states and 269702 transitions. [2022-03-01 15:58:30,855 INFO L78 Accepts]: Start accepts. Automaton has 73520 states and 269702 transitions. Word has length 110 [2022-03-01 15:58:30,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:58:30,856 INFO L470 AbstractCegarLoop]: Abstraction has 73520 states and 269702 transitions. [2022-03-01 15:58:30,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 5 states have internal predecessors, (110), 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) [2022-03-01 15:58:30,857 INFO L276 IsEmpty]: Start isEmpty. Operand 73520 states and 269702 transitions. [2022-03-01 15:58:30,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-03-01 15:58:30,922 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:58:30,923 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:58:30,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-01 15:58:30,923 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:58:30,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:58:30,924 INFO L85 PathProgramCache]: Analyzing trace with hash 716943695, now seen corresponding path program 1 times [2022-03-01 15:58:30,924 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:58:30,924 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220484346] [2022-03-01 15:58:30,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:58:30,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:58:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:58:31,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:31,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:58:31,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220484346] [2022-03-01 15:58:31,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220484346] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 15:58:31,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 15:58:31,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-03-01 15:58:31,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574233658] [2022-03-01 15:58:31,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:58:31,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-01 15:58:31,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:58:31,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-01 15:58:31,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-03-01 15:58:31,107 INFO L87 Difference]: Start difference. First operand 73520 states and 269702 transitions. Second operand has 8 states, 8 states have (on average 13.75) internal successors, (110), 8 states have internal predecessors, (110), 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) [2022-03-01 15:58:32,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:58:32,061 INFO L93 Difference]: Finished difference Result 73536 states and 269718 transitions. [2022-03-01 15:58:32,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-01 15:58:32,062 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.75) internal successors, (110), 8 states have internal predecessors, (110), 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 110 [2022-03-01 15:58:32,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:58:32,675 INFO L225 Difference]: With dead ends: 73536 [2022-03-01 15:58:32,676 INFO L226 Difference]: Without dead ends: 73526 [2022-03-01 15:58:32,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2022-03-01 15:58:32,677 INFO L933 BasicCegarLoop]: 177 mSDtfsCounter, 363 mSDsluCounter, 742 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 891 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 15:58:32,677 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [363 Valid, 891 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 15:58:32,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73526 states. [2022-03-01 15:58:34,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73526 to 73521. [2022-03-01 15:58:34,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73521 states, 73520 states have (on average 3.668430359085963) internal successors, (269703), 73520 states have internal predecessors, (269703), 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) [2022-03-01 15:58:34,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73521 states to 73521 states and 269703 transitions. [2022-03-01 15:58:34,997 INFO L78 Accepts]: Start accepts. Automaton has 73521 states and 269703 transitions. Word has length 110 [2022-03-01 15:58:34,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:58:34,997 INFO L470 AbstractCegarLoop]: Abstraction has 73521 states and 269703 transitions. [2022-03-01 15:58:34,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.75) internal successors, (110), 8 states have internal predecessors, (110), 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) [2022-03-01 15:58:34,998 INFO L276 IsEmpty]: Start isEmpty. Operand 73521 states and 269703 transitions. [2022-03-01 15:58:35,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-03-01 15:58:35,074 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:58:35,074 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:58:35,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-01 15:58:35,074 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:58:35,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:58:35,075 INFO L85 PathProgramCache]: Analyzing trace with hash 381180471, now seen corresponding path program 1 times [2022-03-01 15:58:35,075 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:58:35,075 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117978201] [2022-03-01 15:58:35,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:58:35,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:58:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:58:35,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:35,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:58:35,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117978201] [2022-03-01 15:58:35,221 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117978201] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:58:35,222 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [296606709] [2022-03-01 15:58:35,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:58:35,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:58:35,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:58:35,224 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:58:35,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-01 15:58:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:58:35,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-01 15:58:35,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:58:35,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:35,694 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 15:58:36,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:36,014 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [296606709] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-01 15:58:36,014 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-01 15:58:36,014 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2022-03-01 15:58:36,014 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157306042] [2022-03-01 15:58:36,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:58:36,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-01 15:58:36,015 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:58:36,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-01 15:58:36,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2022-03-01 15:58:36,016 INFO L87 Difference]: Start difference. First operand 73521 states and 269703 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 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) [2022-03-01 15:58:36,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:58:36,801 INFO L93 Difference]: Finished difference Result 75327 states and 276309 transitions. [2022-03-01 15:58:36,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-01 15:58:36,801 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 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 117 [2022-03-01 15:58:36,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:58:37,340 INFO L225 Difference]: With dead ends: 75327 [2022-03-01 15:58:37,340 INFO L226 Difference]: Without dead ends: 75327 [2022-03-01 15:58:37,340 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 226 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272 [2022-03-01 15:58:37,341 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 692 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 692 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 15:58:37,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [692 Valid, 478 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 15:58:37,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75327 states. [2022-03-01 15:58:38,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75327 to 75327. [2022-03-01 15:58:39,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75327 states, 75326 states have (on average 3.6681756631176485) internal successors, (276309), 75326 states have internal predecessors, (276309), 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) [2022-03-01 15:58:39,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75327 states to 75327 states and 276309 transitions. [2022-03-01 15:58:39,625 INFO L78 Accepts]: Start accepts. Automaton has 75327 states and 276309 transitions. Word has length 117 [2022-03-01 15:58:39,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:58:39,625 INFO L470 AbstractCegarLoop]: Abstraction has 75327 states and 276309 transitions. [2022-03-01 15:58:39,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 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) [2022-03-01 15:58:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 75327 states and 276309 transitions. [2022-03-01 15:58:39,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-03-01 15:58:39,786 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:58:39,786 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:58:39,803 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-03-01 15:58:39,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:58:39,992 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:58:39,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:58:39,992 INFO L85 PathProgramCache]: Analyzing trace with hash 688108797, now seen corresponding path program 1 times [2022-03-01 15:58:39,992 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:58:39,993 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277735223] [2022-03-01 15:58:39,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:58:39,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:58:40,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:58:40,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:40,141 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:58:40,141 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277735223] [2022-03-01 15:58:40,141 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277735223] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:58:40,141 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1854383508] [2022-03-01 15:58:40,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:58:40,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:58:40,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:58:40,143 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:58:40,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-01 15:58:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:58:40,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-01 15:58:40,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:58:40,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:40,663 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 15:58:41,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:41,012 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1854383508] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-01 15:58:41,012 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-01 15:58:41,012 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 9] total 18 [2022-03-01 15:58:41,012 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209231612] [2022-03-01 15:58:41,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:58:41,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-01 15:58:41,013 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:58:41,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-01 15:58:41,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2022-03-01 15:58:41,014 INFO L87 Difference]: Start difference. First operand 75327 states and 276309 transitions. Second operand has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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) [2022-03-01 15:58:42,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:58:42,711 INFO L93 Difference]: Finished difference Result 140678 states and 517403 transitions. [2022-03-01 15:58:42,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 15:58:42,711 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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 151 [2022-03-01 15:58:42,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:58:43,625 INFO L225 Difference]: With dead ends: 140678 [2022-03-01 15:58:43,625 INFO L226 Difference]: Without dead ends: 140678 [2022-03-01 15:58:43,626 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 292 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=151, Invalid=449, Unknown=0, NotChecked=0, Total=600 [2022-03-01 15:58:43,626 INFO L933 BasicCegarLoop]: 409 mSDtfsCounter, 787 mSDsluCounter, 996 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 787 SdHoareTripleChecker+Valid, 1380 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-01 15:58:43,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [787 Valid, 1380 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-01 15:58:43,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140678 states. [2022-03-01 15:58:46,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140678 to 75831. [2022-03-01 15:58:46,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75831 states, 75830 states have (on average 3.6665172095476724) internal successors, (278032), 75830 states have internal predecessors, (278032), 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) [2022-03-01 15:58:46,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75831 states to 75831 states and 278032 transitions. [2022-03-01 15:58:46,585 INFO L78 Accepts]: Start accepts. Automaton has 75831 states and 278032 transitions. Word has length 151 [2022-03-01 15:58:46,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:58:46,585 INFO L470 AbstractCegarLoop]: Abstraction has 75831 states and 278032 transitions. [2022-03-01 15:58:46,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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) [2022-03-01 15:58:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 75831 states and 278032 transitions. [2022-03-01 15:58:47,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-03-01 15:58:47,160 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:58:47,160 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:58:47,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-01 15:58:47,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:58:47,369 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:58:47,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:58:47,370 INFO L85 PathProgramCache]: Analyzing trace with hash -607509169, now seen corresponding path program 2 times [2022-03-01 15:58:47,370 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:58:47,370 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279474984] [2022-03-01 15:58:47,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:58:47,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:58:47,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:58:47,531 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:47,531 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:58:47,532 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279474984] [2022-03-01 15:58:47,532 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279474984] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:58:47,532 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1442350440] [2022-03-01 15:58:47,532 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-01 15:58:47,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:58:47,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:58:47,534 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:58:47,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-01 15:58:47,640 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-01 15:58:47,640 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 15:58:47,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-01 15:58:47,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:58:47,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:47,991 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 15:58:48,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:48,380 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1442350440] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-01 15:58:48,380 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-01 15:58:48,380 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 9] total 20 [2022-03-01 15:58:48,380 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847635381] [2022-03-01 15:58:48,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:58:48,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-01 15:58:48,383 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:58:48,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-01 15:58:48,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=302, Unknown=0, NotChecked=0, Total=380 [2022-03-01 15:58:48,384 INFO L87 Difference]: Start difference. First operand 75831 states and 278032 transitions. Second operand has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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) [2022-03-01 15:58:49,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:58:49,989 INFO L93 Difference]: Finished difference Result 147901 states and 543978 transitions. [2022-03-01 15:58:49,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 15:58:49,989 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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 151 [2022-03-01 15:58:49,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:58:50,721 INFO L225 Difference]: With dead ends: 147901 [2022-03-01 15:58:50,721 INFO L226 Difference]: Without dead ends: 147901 [2022-03-01 15:58:50,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 290 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=159, Invalid=543, Unknown=0, NotChecked=0, Total=702 [2022-03-01 15:58:50,723 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1324 mSDsluCounter, 824 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1324 SdHoareTripleChecker+Valid, 1092 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 15:58:50,723 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1324 Valid, 1092 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 15:58:50,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147901 states. [2022-03-01 15:58:54,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147901 to 76499. [2022-03-01 15:58:54,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76499 states, 76498 states have (on average 3.6695207717848835) internal successors, (280711), 76498 states have internal predecessors, (280711), 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) [2022-03-01 15:58:55,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76499 states to 76499 states and 280711 transitions. [2022-03-01 15:58:55,111 INFO L78 Accepts]: Start accepts. Automaton has 76499 states and 280711 transitions. Word has length 151 [2022-03-01 15:58:55,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:58:55,111 INFO L470 AbstractCegarLoop]: Abstraction has 76499 states and 280711 transitions. [2022-03-01 15:58:55,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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) [2022-03-01 15:58:55,111 INFO L276 IsEmpty]: Start isEmpty. Operand 76499 states and 280711 transitions. [2022-03-01 15:58:55,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-03-01 15:58:55,350 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:58:55,350 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:58:55,366 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-03-01 15:58:55,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:58:55,551 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:58:55,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:58:55,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1890982803, now seen corresponding path program 3 times [2022-03-01 15:58:55,552 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:58:55,552 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071165681] [2022-03-01 15:58:55,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:58:55,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:58:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:58:55,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:55,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:58:55,684 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071165681] [2022-03-01 15:58:55,684 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071165681] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:58:55,684 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1921836524] [2022-03-01 15:58:55,684 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-01 15:58:55,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:58:55,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:58:55,685 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:58:55,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-01 15:58:55,789 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-03-01 15:58:55,789 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 15:58:55,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-01 15:58:55,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:58:56,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:56,111 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 15:58:56,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:58:56,461 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1921836524] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-01 15:58:56,461 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-01 15:58:56,461 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 9] total 19 [2022-03-01 15:58:56,461 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512034467] [2022-03-01 15:58:56,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:58:56,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-01 15:58:56,462 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:58:56,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-01 15:58:56,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2022-03-01 15:58:56,463 INFO L87 Difference]: Start difference. First operand 76499 states and 280711 transitions. Second operand has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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) [2022-03-01 15:58:58,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:58:58,728 INFO L93 Difference]: Finished difference Result 209986 states and 780033 transitions. [2022-03-01 15:58:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 15:58:58,728 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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 151 [2022-03-01 15:58:58,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:58:59,728 INFO L225 Difference]: With dead ends: 209986 [2022-03-01 15:58:59,728 INFO L226 Difference]: Without dead ends: 209986 [2022-03-01 15:58:59,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 291 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=162, Invalid=488, Unknown=0, NotChecked=0, Total=650 [2022-03-01 15:58:59,729 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 1609 mSDsluCounter, 676 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1609 SdHoareTripleChecker+Valid, 1071 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 15:58:59,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1609 Valid, 1071 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 15:59:00,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209986 states. [2022-03-01 15:59:03,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209986 to 76499. [2022-03-01 15:59:03,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76499 states, 76498 states have (on average 3.6695207717848835) internal successors, (280711), 76498 states have internal predecessors, (280711), 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) [2022-03-01 15:59:04,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76499 states to 76499 states and 280711 transitions. [2022-03-01 15:59:04,365 INFO L78 Accepts]: Start accepts. Automaton has 76499 states and 280711 transitions. Word has length 151 [2022-03-01 15:59:04,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:59:04,365 INFO L470 AbstractCegarLoop]: Abstraction has 76499 states and 280711 transitions. [2022-03-01 15:59:04,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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) [2022-03-01 15:59:04,365 INFO L276 IsEmpty]: Start isEmpty. Operand 76499 states and 280711 transitions. [2022-03-01 15:59:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-03-01 15:59:04,528 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:59:04,528 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:59:04,544 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-01 15:59:04,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:59:04,728 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:59:04,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:59:04,729 INFO L85 PathProgramCache]: Analyzing trace with hash -127390243, now seen corresponding path program 4 times [2022-03-01 15:59:04,729 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:59:04,729 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336441834] [2022-03-01 15:59:04,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:59:04,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:59:04,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:59:04,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:59:04,843 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:59:04,843 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336441834] [2022-03-01 15:59:04,843 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336441834] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:59:04,843 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1876140218] [2022-03-01 15:59:04,843 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-01 15:59:04,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:59:04,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:59:04,845 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:59:04,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-01 15:59:04,939 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-01 15:59:04,939 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 15:59:04,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-01 15:59:04,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:59:05,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:59:05,269 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 15:59:05,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:59:05,648 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1876140218] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-01 15:59:05,648 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-01 15:59:05,648 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 9] total 18 [2022-03-01 15:59:05,649 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055529080] [2022-03-01 15:59:05,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:59:05,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-01 15:59:05,649 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:59:05,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-01 15:59:05,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-01 15:59:05,650 INFO L87 Difference]: Start difference. First operand 76499 states and 280711 transitions. Second operand has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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) [2022-03-01 15:59:06,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:59:06,664 INFO L93 Difference]: Finished difference Result 103077 states and 381102 transitions. [2022-03-01 15:59:06,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 15:59:06,667 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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 151 [2022-03-01 15:59:06,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:59:07,363 INFO L225 Difference]: With dead ends: 103077 [2022-03-01 15:59:07,363 INFO L226 Difference]: Without dead ends: 103077 [2022-03-01 15:59:07,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 317 GetRequests, 292 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=463, Unknown=0, NotChecked=0, Total=600 [2022-03-01 15:59:07,367 INFO L933 BasicCegarLoop]: 485 mSDtfsCounter, 574 mSDsluCounter, 742 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 1209 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 15:59:07,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [574 Valid, 1209 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 15:59:07,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103077 states. [2022-03-01 15:59:09,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103077 to 76499. [2022-03-01 15:59:09,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76499 states, 76498 states have (on average 3.6695207717848835) internal successors, (280711), 76498 states have internal predecessors, (280711), 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) [2022-03-01 15:59:09,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76499 states to 76499 states and 280711 transitions. [2022-03-01 15:59:09,995 INFO L78 Accepts]: Start accepts. Automaton has 76499 states and 280711 transitions. Word has length 151 [2022-03-01 15:59:09,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:59:09,996 INFO L470 AbstractCegarLoop]: Abstraction has 76499 states and 280711 transitions. [2022-03-01 15:59:09,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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) [2022-03-01 15:59:09,996 INFO L276 IsEmpty]: Start isEmpty. Operand 76499 states and 280711 transitions. [2022-03-01 15:59:10,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-03-01 15:59:10,152 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:59:10,152 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:59:10,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-01 15:59:10,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:59:10,362 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:59:10,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:59:10,363 INFO L85 PathProgramCache]: Analyzing trace with hash 583096381, now seen corresponding path program 5 times [2022-03-01 15:59:10,363 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:59:10,363 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098916851] [2022-03-01 15:59:10,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:59:10,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:59:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:59:10,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:59:10,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:59:10,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098916851] [2022-03-01 15:59:10,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098916851] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:59:10,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1036326457] [2022-03-01 15:59:10,479 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-01 15:59:10,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:59:10,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:59:10,484 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:59:10,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-01 15:59:10,582 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-01 15:59:10,582 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 15:59:10,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-01 15:59:10,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:59:10,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 15:59:10,856 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-01 15:59:10,857 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1036326457] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 15:59:10,857 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-01 15:59:10,857 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 14 [2022-03-01 15:59:10,857 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726798740] [2022-03-01 15:59:10,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:59:10,857 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-01 15:59:10,858 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:59:10,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-01 15:59:10,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2022-03-01 15:59:10,858 INFO L87 Difference]: Start difference. First operand 76499 states and 280711 transitions. Second operand has 7 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 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) [2022-03-01 15:59:14,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:59:14,239 INFO L93 Difference]: Finished difference Result 333035 states and 1236336 transitions. [2022-03-01 15:59:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-01 15:59:14,240 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 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 151 [2022-03-01 15:59:14,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:59:16,324 INFO L225 Difference]: With dead ends: 333035 [2022-03-01 15:59:16,325 INFO L226 Difference]: Without dead ends: 333035 [2022-03-01 15:59:16,325 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 148 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2022-03-01 15:59:16,325 INFO L933 BasicCegarLoop]: 547 mSDtfsCounter, 895 mSDsluCounter, 1756 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 895 SdHoareTripleChecker+Valid, 2263 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 15:59:16,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [895 Valid, 2263 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 15:59:17,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333035 states. [2022-03-01 15:59:21,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333035 to 76817. [2022-03-01 15:59:21,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76817 states, 76816 states have (on average 3.676109143928348) internal successors, (282384), 76816 states have internal predecessors, (282384), 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) [2022-03-01 15:59:22,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76817 states to 76817 states and 282384 transitions. [2022-03-01 15:59:22,781 INFO L78 Accepts]: Start accepts. Automaton has 76817 states and 282384 transitions. Word has length 151 [2022-03-01 15:59:22,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:59:22,781 INFO L470 AbstractCegarLoop]: Abstraction has 76817 states and 282384 transitions. [2022-03-01 15:59:22,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 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) [2022-03-01 15:59:22,781 INFO L276 IsEmpty]: Start isEmpty. Operand 76817 states and 282384 transitions. [2022-03-01 15:59:23,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-03-01 15:59:23,234 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:59:23,235 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:59:23,276 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-01 15:59:23,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:59:23,452 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:59:23,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:59:23,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1213378943, now seen corresponding path program 6 times [2022-03-01 15:59:23,452 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:59:23,452 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459598649] [2022-03-01 15:59:23,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:59:23,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:59:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:59:23,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:59:23,610 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:59:23,610 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459598649] [2022-03-01 15:59:23,610 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459598649] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:59:23,610 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [183661507] [2022-03-01 15:59:23,610 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-01 15:59:23,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:59:23,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:59:23,620 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:59:23,674 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-01 15:59:23,826 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2022-03-01 15:59:23,826 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 15:59:23,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-01 15:59:23,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:59:24,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:59:24,234 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 15:59:24,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:59:24,621 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [183661507] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-01 15:59:24,621 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-01 15:59:24,621 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 9] total 19 [2022-03-01 15:59:24,621 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577795278] [2022-03-01 15:59:24,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:59:24,622 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-01 15:59:24,622 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:59:24,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-01 15:59:24,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=264, Unknown=0, NotChecked=0, Total=342 [2022-03-01 15:59:24,622 INFO L87 Difference]: Start difference. First operand 76817 states and 282384 transitions. Second operand has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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) [2022-03-01 15:59:25,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:59:25,941 INFO L93 Difference]: Finished difference Result 160185 states and 597470 transitions. [2022-03-01 15:59:25,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-01 15:59:25,943 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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 151 [2022-03-01 15:59:25,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:59:27,012 INFO L225 Difference]: With dead ends: 160185 [2022-03-01 15:59:27,012 INFO L226 Difference]: Without dead ends: 160185 [2022-03-01 15:59:27,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 291 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=150, Invalid=450, Unknown=0, NotChecked=0, Total=600 [2022-03-01 15:59:27,013 INFO L933 BasicCegarLoop]: 482 mSDtfsCounter, 1123 mSDsluCounter, 669 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1123 SdHoareTripleChecker+Valid, 1137 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 15:59:27,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1123 Valid, 1137 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 15:59:27,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160185 states. [2022-03-01 15:59:29,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160185 to 76154. [2022-03-01 15:59:29,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76154 states, 76153 states have (on average 3.666841752787152) internal successors, (279241), 76153 states have internal predecessors, (279241), 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) [2022-03-01 15:59:30,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76154 states to 76154 states and 279241 transitions. [2022-03-01 15:59:30,486 INFO L78 Accepts]: Start accepts. Automaton has 76154 states and 279241 transitions. Word has length 151 [2022-03-01 15:59:30,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:59:30,487 INFO L470 AbstractCegarLoop]: Abstraction has 76154 states and 279241 transitions. [2022-03-01 15:59:30,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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) [2022-03-01 15:59:30,487 INFO L276 IsEmpty]: Start isEmpty. Operand 76154 states and 279241 transitions. [2022-03-01 15:59:30,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-03-01 15:59:30,653 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:59:30,653 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:59:30,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-03-01 15:59:30,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:59:30,855 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:59:30,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:59:30,855 INFO L85 PathProgramCache]: Analyzing trace with hash 128191021, now seen corresponding path program 7 times [2022-03-01 15:59:30,855 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:59:30,855 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781747039] [2022-03-01 15:59:30,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:59:30,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:59:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:59:30,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 15:59:30,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:59:30,975 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781747039] [2022-03-01 15:59:30,975 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781747039] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:59:30,975 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1469094690] [2022-03-01 15:59:30,975 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-03-01 15:59:30,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:59:30,975 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:59:30,977 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:59:30,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-01 15:59:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:59:31,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-01 15:59:31,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:59:31,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 15:59:31,347 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 15:59:31,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 15:59:31,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1469094690] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-01 15:59:31,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-01 15:59:31,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 9] total 20 [2022-03-01 15:59:31,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382112055] [2022-03-01 15:59:31,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:59:31,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-01 15:59:31,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:59:31,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-01 15:59:31,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=301, Unknown=0, NotChecked=0, Total=380 [2022-03-01 15:59:31,684 INFO L87 Difference]: Start difference. First operand 76154 states and 279241 transitions. Second operand has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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) [2022-03-01 15:59:32,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:59:32,776 INFO L93 Difference]: Finished difference Result 104872 states and 388175 transitions. [2022-03-01 15:59:32,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-01 15:59:32,776 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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 151 [2022-03-01 15:59:32,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:59:33,482 INFO L225 Difference]: With dead ends: 104872 [2022-03-01 15:59:33,482 INFO L226 Difference]: Without dead ends: 104872 [2022-03-01 15:59:33,483 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 290 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=144, Invalid=506, Unknown=0, NotChecked=0, Total=650 [2022-03-01 15:59:33,483 INFO L933 BasicCegarLoop]: 422 mSDtfsCounter, 874 mSDsluCounter, 791 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 874 SdHoareTripleChecker+Valid, 1190 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 15:59:33,483 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [874 Valid, 1190 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 15:59:33,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104872 states. [2022-03-01 15:59:35,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104872 to 73813. [2022-03-01 15:59:35,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73813 states, 73812 states have (on average 3.666558283205983) internal successors, (270636), 73812 states have internal predecessors, (270636), 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) [2022-03-01 15:59:36,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73813 states to 73813 states and 270636 transitions. [2022-03-01 15:59:36,131 INFO L78 Accepts]: Start accepts. Automaton has 73813 states and 270636 transitions. Word has length 151 [2022-03-01 15:59:36,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:59:36,131 INFO L470 AbstractCegarLoop]: Abstraction has 73813 states and 270636 transitions. [2022-03-01 15:59:36,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.77777777777778) internal successors, (151), 9 states have internal predecessors, (151), 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) [2022-03-01 15:59:36,131 INFO L276 IsEmpty]: Start isEmpty. Operand 73813 states and 270636 transitions. [2022-03-01 15:59:36,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-03-01 15:59:36,283 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:59:36,283 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:59:36,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-03-01 15:59:36,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-03-01 15:59:36,485 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:59:36,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:59:36,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1513123170, now seen corresponding path program 1 times [2022-03-01 15:59:36,486 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:59:36,486 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582693469] [2022-03-01 15:59:36,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:59:36,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:59:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:59:36,622 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 15:59:36,623 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:59:36,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582693469] [2022-03-01 15:59:36,623 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582693469] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:59:36,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [888563434] [2022-03-01 15:59:36,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:59:36,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:59:36,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:59:36,628 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:59:36,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-03-01 15:59:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:59:36,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 26 conjunts are in the unsatisfiable core [2022-03-01 15:59:36,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:59:37,567 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 20 [2022-03-01 15:59:38,150 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 15:59:38,150 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 15:59:38,297 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 40 [2022-03-01 15:59:38,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-01 15:59:38,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [888563434] provided 1 perfect and 1 imperfect interpolant sequences [2022-03-01 15:59:38,493 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-03-01 15:59:38,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 7] total 11 [2022-03-01 15:59:38,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090599282] [2022-03-01 15:59:38,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 15:59:38,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-01 15:59:38,494 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:59:38,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-01 15:59:38,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2022-03-01 15:59:38,494 INFO L87 Difference]: Start difference. First operand 73813 states and 270636 transitions. Second operand has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 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) [2022-03-01 15:59:39,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 15:59:39,348 INFO L93 Difference]: Finished difference Result 128174 states and 471637 transitions. [2022-03-01 15:59:39,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 15:59:39,349 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 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 156 [2022-03-01 15:59:39,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 15:59:40,179 INFO L225 Difference]: With dead ends: 128174 [2022-03-01 15:59:40,180 INFO L226 Difference]: Without dead ends: 128174 [2022-03-01 15:59:40,180 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 319 GetRequests, 305 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=61, Invalid=95, Unknown=0, NotChecked=0, Total=156 [2022-03-01 15:59:40,180 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 402 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 402 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 15:59:40,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [402 Valid, 554 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 15:59:40,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128174 states. [2022-03-01 15:59:42,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128174 to 79183. [2022-03-01 15:59:42,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79183 states, 79182 states have (on average 3.672337147331464) internal successors, (290783), 79182 states have internal predecessors, (290783), 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) [2022-03-01 15:59:43,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79183 states to 79183 states and 290783 transitions. [2022-03-01 15:59:43,128 INFO L78 Accepts]: Start accepts. Automaton has 79183 states and 290783 transitions. Word has length 156 [2022-03-01 15:59:43,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 15:59:43,128 INFO L470 AbstractCegarLoop]: Abstraction has 79183 states and 290783 transitions. [2022-03-01 15:59:43,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 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) [2022-03-01 15:59:43,128 INFO L276 IsEmpty]: Start isEmpty. Operand 79183 states and 290783 transitions. [2022-03-01 15:59:43,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-03-01 15:59:43,287 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 15:59:43,287 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 15:59:43,303 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-03-01 15:59:43,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:59:43,488 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 15:59:43,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 15:59:43,488 INFO L85 PathProgramCache]: Analyzing trace with hash 833064800, now seen corresponding path program 1 times [2022-03-01 15:59:43,489 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 15:59:43,489 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535116332] [2022-03-01 15:59:43,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:59:43,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 15:59:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:59:44,716 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 15:59:44,717 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 15:59:44,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535116332] [2022-03-01 15:59:44,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535116332] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 15:59:44,717 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2102862882] [2022-03-01 15:59:44,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 15:59:44,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 15:59:44,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 15:59:44,719 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 15:59:44,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-03-01 15:59:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 15:59:44,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 70 conjunts are in the unsatisfiable core [2022-03-01 15:59:44,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 15:59:44,933 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-03-01 15:59:44,979 INFO L353 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-03-01 15:59:44,979 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 18 [2022-03-01 15:59:45,034 INFO L353 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-03-01 15:59:45,034 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 22 [2022-03-01 15:59:45,535 INFO L353 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2022-03-01 15:59:45,536 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 20 treesize of output 30 [2022-03-01 15:59:45,742 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-03-01 15:59:46,274 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-03-01 15:59:46,451 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-03-01 15:59:46,594 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-03-01 15:59:46,895 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 15:59:47,287 INFO L353 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2022-03-01 15:59:47,288 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 19 [2022-03-01 15:59:47,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 15:59:47,836 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 15:59:48,637 WARN L838 $PredicateComparison]: unable to prove that (forall ((~M~0 Int) (v_ArrVal_370 (Array Int Int))) (let ((.cse1 (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_370) c_~A~0.base))) (let ((.cse0 (+ c_~mts3~0 (select .cse1 (+ c_~A~0.offset (* ~M~0 4)))))) (or (< .cse0 0) (not (< ~M~0 c_~N~0)) (= .cse0 0) (<= 0 (+ c_~mts1~0 (select .cse1 (+ (* |c_thread1Thread1of1ForFork1_~i~0#1| 4) c_~A~0.offset)))) (< (+ ~M~0 1) c_~N~0))))) is different from false [2022-03-01 15:59:48,999 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_369 (Array Int Int)) (~M~0 Int) (v_ArrVal_370 (Array Int Int))) (let ((.cse1 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_369) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_370) c_~A~0.base))) (let ((.cse0 (+ c_~mts3~0 (select .cse1 (+ c_~A~0.offset (* ~M~0 4)))))) (or (not (< ~M~0 c_~N~0)) (< .cse0 0) (<= 0 (+ (select .cse1 (+ (* |c_thread1Thread1of1ForFork1_~i~0#1| 4) c_~A~0.offset)) c_~mts1~0)) (= .cse0 0) (< (+ ~M~0 1) c_~N~0))))) is different from false [2022-03-01 15:59:49,137 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_369 (Array Int Int)) (~M~0 Int) (v_ArrVal_370 (Array Int Int))) (let ((.cse0 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_369) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_370) c_~A~0.base))) (let ((.cse1 (+ c_~mts3~0 (select .cse0 (+ c_~A~0.offset (* ~M~0 4)))))) (or (<= 0 (+ c_~mts1~0 (select .cse0 c_~A~0.offset))) (not (< ~M~0 c_~N~0)) (< .cse1 0) (= .cse1 0) (< (+ ~M~0 1) c_~N~0))))) is different from false [2022-03-01 15:59:49,274 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_369 (Array Int Int)) (~M~0 Int) (v_ArrVal_370 (Array Int Int)) (v_ArrVal_368 (Array Int Int))) (let ((.cse0 (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_368) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_369) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_370) c_~A~0.base))) (let ((.cse1 (+ (select .cse0 (+ c_~A~0.offset (* ~M~0 4))) c_~mts3~0))) (or (not (< ~M~0 c_~N~0)) (<= 0 (+ c_~mts1~0 (select .cse0 c_~A~0.offset))) (= .cse1 0) (< .cse1 0) (< (+ ~M~0 1) c_~N~0))))) is different from false [2022-03-01 15:59:49,645 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_369 (Array Int Int)) (~M~0 Int) (v_ArrVal_370 (Array Int Int)) (v_ArrVal_368 (Array Int Int))) (let ((.cse1 (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_368) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_369) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_370) |c_ULTIMATE.start_main_#t~ret20#1.base|))) (let ((.cse0 (+ c_~mts3~0 (select .cse1 (+ |c_ULTIMATE.start_main_#t~ret20#1.offset| (* ~M~0 4)))))) (or (= .cse0 0) (not (< ~M~0 c_~N~0)) (<= 0 (+ (select .cse1 |c_ULTIMATE.start_main_#t~ret20#1.offset|) c_~mts1~0)) (< .cse0 0) (< (+ ~M~0 1) c_~N~0))))) is different from false [2022-03-01 15:59:49,718 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_369 (Array Int Int)) (~M~0 Int) (v_ArrVal_370 (Array Int Int)) (v_ArrVal_368 (Array Int Int))) (let ((.cse1 (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_368) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_369) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_370) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|))) (let ((.cse0 (+ c_~mts3~0 (select .cse1 (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))))) (or (= .cse0 0) (not (< ~M~0 c_~N~0)) (< .cse0 0) (<= 0 (+ c_~mts1~0 (select .cse1 |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (< (+ ~M~0 1) c_~N~0))))) is different from false [2022-03-01 15:59:49,755 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_369 (Array Int Int)) (~M~0 Int) (v_ArrVal_370 (Array Int Int)) (v_ArrVal_368 (Array Int Int))) (let ((.cse1 (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_368) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_369) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_370) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.base|))) (let ((.cse0 (+ c_~mts3~0 (select .cse1 (+ (* ~M~0 4) |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|))))) (or (= .cse0 0) (not (< ~M~0 c_~N~0)) (<= 0 (+ (select .cse1 |c_ULTIMATE.start_create_fresh_int_array_~arr~0#1.offset|) c_~mts1~0)) (< .cse0 0) (< (+ ~M~0 1) c_~N~0))))) is different from false [2022-03-01 15:59:50,227 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 15:59:50,228 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 99 treesize of output 75 [2022-03-01 15:59:50,245 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 15:59:50,245 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 446 treesize of output 438 [2022-03-01 15:59:50,259 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 15:59:50,260 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 426 treesize of output 382 [2022-03-01 15:59:50,279 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 15:59:50,279 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 191 treesize of output 189 [2022-03-01 15:59:50,294 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 15:59:50,294 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 356 treesize of output 340 [2022-03-01 15:59:57,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2022-03-01 15:59:57,440 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2102862882] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 15:59:57,440 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 15:59:57,440 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 40, 40] total 99 [2022-03-01 15:59:57,440 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952948845] [2022-03-01 15:59:57,440 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 15:59:57,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 99 states [2022-03-01 15:59:57,441 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 15:59:57,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2022-03-01 15:59:57,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=924, Invalid=7465, Unknown=11, NotChecked=1302, Total=9702 [2022-03-01 15:59:57,444 INFO L87 Difference]: Start difference. First operand 79183 states and 290783 transitions. Second operand has 99 states, 99 states have (on average 4.242424242424242) internal successors, (420), 99 states have internal predecessors, (420), 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) [2022-03-01 16:00:35,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:00:35,189 INFO L93 Difference]: Finished difference Result 860081 states and 3120905 transitions. [2022-03-01 16:00:35,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2022-03-01 16:00:35,189 INFO L78 Accepts]: Start accepts. Automaton has has 99 states, 99 states have (on average 4.242424242424242) internal successors, (420), 99 states have internal predecessors, (420), 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 156 [2022-03-01 16:00:35,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:00:41,848 INFO L225 Difference]: With dead ends: 860081 [2022-03-01 16:00:41,848 INFO L226 Difference]: Without dead ends: 859893 [2022-03-01 16:00:41,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 539 GetRequests, 249 SyntacticMatches, 17 SemanticMatches, 273 ConstructedPredicates, 7 IntricatePredicates, 0 DeprecatedPredicates, 24385 ImplicationChecksByTransitivity, 23.4s TimeCoverageRelationStatistics Valid=13039, Invalid=58534, Unknown=11, NotChecked=3766, Total=75350 [2022-03-01 16:00:41,858 INFO L933 BasicCegarLoop]: 856 mSDtfsCounter, 18851 mSDsluCounter, 53947 mSDsCounter, 0 mSdLazyCounter, 11138 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18851 SdHoareTripleChecker+Valid, 53066 SdHoareTripleChecker+Invalid, 31705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 11138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 20315 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:00:41,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18851 Valid, 53066 Invalid, 31705 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [252 Valid, 11138 Invalid, 0 Unknown, 20315 Unchecked, 5.4s Time] [2022-03-01 16:00:43,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859893 states. [2022-03-01 16:01:01,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859893 to 135965. [2022-03-01 16:01:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135965 states, 135964 states have (on average 3.6711482451237094) internal successors, (499144), 135964 states have internal predecessors, (499144), 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) [2022-03-01 16:01:02,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135965 states to 135965 states and 499144 transitions. [2022-03-01 16:01:02,436 INFO L78 Accepts]: Start accepts. Automaton has 135965 states and 499144 transitions. Word has length 156 [2022-03-01 16:01:02,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:01:02,437 INFO L470 AbstractCegarLoop]: Abstraction has 135965 states and 499144 transitions. [2022-03-01 16:01:02,437 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 99 states, 99 states have (on average 4.242424242424242) internal successors, (420), 99 states have internal predecessors, (420), 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) [2022-03-01 16:01:02,437 INFO L276 IsEmpty]: Start isEmpty. Operand 135965 states and 499144 transitions. [2022-03-01 16:01:02,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-03-01 16:01:02,789 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:01:02,789 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:01:02,805 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-03-01 16:01:02,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2022-03-01 16:01:02,990 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 16:01:02,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:01:02,990 INFO L85 PathProgramCache]: Analyzing trace with hash 717042158, now seen corresponding path program 2 times [2022-03-01 16:01:02,990 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:01:02,990 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005419] [2022-03-01 16:01:02,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:01:02,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:01:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:01:04,233 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:01:04,233 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:01:04,233 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005419] [2022-03-01 16:01:04,234 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005419] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 16:01:04,234 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370002794] [2022-03-01 16:01:04,234 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-01 16:01:04,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:01:04,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:01:04,235 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 16:01:04,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-03-01 16:01:04,339 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-01 16:01:04,339 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 16:01:04,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 46 conjunts are in the unsatisfiable core [2022-03-01 16:01:04,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 16:01:05,323 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:01:05,439 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 16:01:05,439 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 26 [2022-03-01 16:01:06,222 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:01:06,223 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 16:01:06,797 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 16:01:06,798 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 32 [2022-03-01 16:01:07,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:01:07,804 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370002794] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 16:01:07,804 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 16:01:07,804 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 33, 28] total 84 [2022-03-01 16:01:07,804 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257397890] [2022-03-01 16:01:07,804 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 16:01:07,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2022-03-01 16:01:07,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:01:07,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2022-03-01 16:01:07,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=858, Invalid=6114, Unknown=0, NotChecked=0, Total=6972 [2022-03-01 16:01:07,807 INFO L87 Difference]: Start difference. First operand 135965 states and 499144 transitions. Second operand has 84 states, 84 states have (on average 5.0) internal successors, (420), 84 states have internal predecessors, (420), 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) [2022-03-01 16:01:35,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:01:35,100 INFO L93 Difference]: Finished difference Result 480858 states and 1747639 transitions. [2022-03-01 16:01:35,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 231 states. [2022-03-01 16:01:35,101 INFO L78 Accepts]: Start accepts. Automaton has has 84 states, 84 states have (on average 5.0) internal successors, (420), 84 states have internal predecessors, (420), 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 156 [2022-03-01 16:01:35,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:01:40,827 INFO L225 Difference]: With dead ends: 480858 [2022-03-01 16:01:40,827 INFO L226 Difference]: Without dead ends: 480402 [2022-03-01 16:01:40,835 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 588 GetRequests, 266 SyntacticMatches, 21 SemanticMatches, 301 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37493 ImplicationChecksByTransitivity, 20.7s TimeCoverageRelationStatistics Valid=12787, Invalid=78719, Unknown=0, NotChecked=0, Total=91506 [2022-03-01 16:01:40,835 INFO L933 BasicCegarLoop]: 557 mSDtfsCounter, 13003 mSDsluCounter, 28387 mSDsCounter, 0 mSdLazyCounter, 7404 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13003 SdHoareTripleChecker+Valid, 28100 SdHoareTripleChecker+Invalid, 11160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 7404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 3562 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:01:40,836 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13003 Valid, 28100 Invalid, 11160 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [194 Valid, 7404 Invalid, 0 Unknown, 3562 Unchecked, 3.1s Time] [2022-03-01 16:01:42,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480402 states. [2022-03-01 16:01:53,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480402 to 136869. [2022-03-01 16:01:53,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136869 states, 136868 states have (on average 3.671347575766432) internal successors, (502490), 136868 states have internal predecessors, (502490), 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) [2022-03-01 16:01:54,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136869 states to 136869 states and 502490 transitions. [2022-03-01 16:01:54,376 INFO L78 Accepts]: Start accepts. Automaton has 136869 states and 502490 transitions. Word has length 156 [2022-03-01 16:01:54,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:01:54,377 INFO L470 AbstractCegarLoop]: Abstraction has 136869 states and 502490 transitions. [2022-03-01 16:01:54,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 84 states, 84 states have (on average 5.0) internal successors, (420), 84 states have internal predecessors, (420), 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) [2022-03-01 16:01:54,377 INFO L276 IsEmpty]: Start isEmpty. Operand 136869 states and 502490 transitions. [2022-03-01 16:01:54,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-03-01 16:01:54,718 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:01:54,718 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:01:54,736 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-03-01 16:01:54,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-03-01 16:01:54,919 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 16:01:54,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:01:54,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1814047236, now seen corresponding path program 3 times [2022-03-01 16:01:54,920 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:01:54,921 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941786866] [2022-03-01 16:01:54,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:01:54,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:01:54,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:01:56,024 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 16:01:56,025 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:01:56,025 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941786866] [2022-03-01 16:01:56,025 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941786866] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 16:01:56,025 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149859867] [2022-03-01 16:01:56,025 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-01 16:01:56,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:01:56,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:01:56,026 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 16:01:56,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-03-01 16:01:56,132 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-03-01 16:01:56,133 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 16:01:56,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 40 conjunts are in the unsatisfiable core [2022-03-01 16:01:56,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 16:01:56,772 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:01:56,872 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 16:01:56,873 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 28 [2022-03-01 16:01:57,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 16:01:57,699 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 16:01:58,307 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 16:01:58,308 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 32 [2022-03-01 16:01:58,833 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 16:01:58,833 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149859867] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 16:01:58,834 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 16:01:58,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 25, 25] total 69 [2022-03-01 16:01:58,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649352016] [2022-03-01 16:01:58,834 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 16:01:58,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2022-03-01 16:01:58,834 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:01:58,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2022-03-01 16:01:58,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=638, Invalid=4054, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:01:58,835 INFO L87 Difference]: Start difference. First operand 136869 states and 502490 transitions. Second operand has 69 states, 69 states have (on average 6.072463768115942) internal successors, (419), 69 states have internal predecessors, (419), 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) [2022-03-01 16:02:23,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:02:23,971 INFO L93 Difference]: Finished difference Result 480129 states and 1751280 transitions. [2022-03-01 16:02:23,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2022-03-01 16:02:23,971 INFO L78 Accepts]: Start accepts. Automaton has has 69 states, 69 states have (on average 6.072463768115942) internal successors, (419), 69 states have internal predecessors, (419), 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 156 [2022-03-01 16:02:23,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:02:27,332 INFO L225 Difference]: With dead ends: 480129 [2022-03-01 16:02:27,333 INFO L226 Difference]: Without dead ends: 479825 [2022-03-01 16:02:27,338 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 568 GetRequests, 281 SyntacticMatches, 15 SemanticMatches, 272 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31041 ImplicationChecksByTransitivity, 18.4s TimeCoverageRelationStatistics Valid=12035, Invalid=62767, Unknown=0, NotChecked=0, Total=74802 [2022-03-01 16:02:27,339 INFO L933 BasicCegarLoop]: 589 mSDtfsCounter, 13782 mSDsluCounter, 23797 mSDsCounter, 0 mSdLazyCounter, 5674 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13782 SdHoareTripleChecker+Valid, 23785 SdHoareTripleChecker+Invalid, 8631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 5674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2723 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:02:27,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13782 Valid, 23785 Invalid, 8631 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [234 Valid, 5674 Invalid, 0 Unknown, 2723 Unchecked, 2.6s Time] [2022-03-01 16:02:28,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479825 states. [2022-03-01 16:02:40,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479825 to 137461. [2022-03-01 16:02:40,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137461 states, 137460 states have (on average 3.672050050923905) internal successors, (504760), 137460 states have internal predecessors, (504760), 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) [2022-03-01 16:02:41,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137461 states to 137461 states and 504760 transitions. [2022-03-01 16:02:41,451 INFO L78 Accepts]: Start accepts. Automaton has 137461 states and 504760 transitions. Word has length 156 [2022-03-01 16:02:41,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:02:41,452 INFO L470 AbstractCegarLoop]: Abstraction has 137461 states and 504760 transitions. [2022-03-01 16:02:41,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 6.072463768115942) internal successors, (419), 69 states have internal predecessors, (419), 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) [2022-03-01 16:02:41,452 INFO L276 IsEmpty]: Start isEmpty. Operand 137461 states and 504760 transitions. [2022-03-01 16:02:42,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-03-01 16:02:42,205 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:02:42,205 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:02:42,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-03-01 16:02:42,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-03-01 16:02:42,416 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 16:02:42,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:02:42,417 INFO L85 PathProgramCache]: Analyzing trace with hash 690851452, now seen corresponding path program 4 times [2022-03-01 16:02:42,417 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:02:42,417 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022036398] [2022-03-01 16:02:42,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:02:42,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:02:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:02:43,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:02:43,405 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:02:43,405 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022036398] [2022-03-01 16:02:43,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022036398] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 16:02:43,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [486987741] [2022-03-01 16:02:43,406 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-01 16:02:43,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:02:43,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:02:43,407 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 16:02:43,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-03-01 16:02:43,511 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-01 16:02:43,511 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 16:02:43,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 50 conjunts are in the unsatisfiable core [2022-03-01 16:02:43,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 16:02:44,867 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:02:44,993 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 16:02:44,993 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 26 [2022-03-01 16:02:46,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:02:46,011 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 16:02:46,686 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 16:02:46,686 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 32 [2022-03-01 16:02:47,825 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:02:47,825 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [486987741] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 16:02:47,825 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 16:02:47,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 34, 30] total 88 [2022-03-01 16:02:47,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800416129] [2022-03-01 16:02:47,825 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 16:02:47,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 88 states [2022-03-01 16:02:47,826 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:02:47,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2022-03-01 16:02:47,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=548, Invalid=7108, Unknown=0, NotChecked=0, Total=7656 [2022-03-01 16:02:47,827 INFO L87 Difference]: Start difference. First operand 137461 states and 504760 transitions. Second operand has 88 states, 88 states have (on average 4.761363636363637) internal successors, (419), 88 states have internal predecessors, (419), 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) [2022-03-01 16:04:08,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:04:08,357 INFO L93 Difference]: Finished difference Result 1283726 states and 4719333 transitions. [2022-03-01 16:04:08,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 484 states. [2022-03-01 16:04:08,358 INFO L78 Accepts]: Start accepts. Automaton has has 88 states, 88 states have (on average 4.761363636363637) internal successors, (419), 88 states have internal predecessors, (419), 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 156 [2022-03-01 16:04:08,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:04:19,266 INFO L225 Difference]: With dead ends: 1283726 [2022-03-01 16:04:19,266 INFO L226 Difference]: Without dead ends: 1283574 [2022-03-01 16:04:19,282 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 901 GetRequests, 269 SyntacticMatches, 78 SemanticMatches, 554 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 159338 ImplicationChecksByTransitivity, 50.1s TimeCoverageRelationStatistics Valid=40241, Invalid=268339, Unknown=0, NotChecked=0, Total=308580 [2022-03-01 16:04:19,283 INFO L933 BasicCegarLoop]: 916 mSDtfsCounter, 39529 mSDsluCounter, 65680 mSDsCounter, 0 mSdLazyCounter, 12002 mSolverCounterSat, 527 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39529 SdHoareTripleChecker+Valid, 65141 SdHoareTripleChecker+Invalid, 20463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 527 IncrementalHoareTripleChecker+Valid, 12002 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 7934 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:04:19,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39529 Valid, 65141 Invalid, 20463 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [527 Valid, 12002 Invalid, 0 Unknown, 7934 Unchecked, 5.9s Time] [2022-03-01 16:04:21,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1283574 states. [2022-03-01 16:04:53,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1283574 to 151492. [2022-03-01 16:04:54,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151492 states, 151491 states have (on average 3.7306176604550765) internal successors, (565155), 151491 states have internal predecessors, (565155), 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) [2022-03-01 16:04:55,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151492 states to 151492 states and 565155 transitions. [2022-03-01 16:04:55,671 INFO L78 Accepts]: Start accepts. Automaton has 151492 states and 565155 transitions. Word has length 156 [2022-03-01 16:04:55,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:04:55,672 INFO L470 AbstractCegarLoop]: Abstraction has 151492 states and 565155 transitions. [2022-03-01 16:04:55,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 88 states, 88 states have (on average 4.761363636363637) internal successors, (419), 88 states have internal predecessors, (419), 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) [2022-03-01 16:04:55,672 INFO L276 IsEmpty]: Start isEmpty. Operand 151492 states and 565155 transitions. [2022-03-01 16:04:56,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-03-01 16:04:56,691 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:04:56,691 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:04:56,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-03-01 16:04:56,908 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-03-01 16:04:56,908 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 16:04:56,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:04:56,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1412418082, now seen corresponding path program 5 times [2022-03-01 16:04:56,909 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:04:56,909 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681029584] [2022-03-01 16:04:56,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:04:56,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:04:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:04:57,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:04:57,922 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:04:57,922 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681029584] [2022-03-01 16:04:57,923 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681029584] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 16:04:57,923 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [448065380] [2022-03-01 16:04:57,923 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-01 16:04:57,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:04:57,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:04:57,926 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 16:04:57,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-03-01 16:04:58,057 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2022-03-01 16:04:58,058 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 16:04:58,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 44 conjunts are in the unsatisfiable core [2022-03-01 16:04:58,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 16:04:59,144 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:04:59,292 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 16:04:59,293 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 26 [2022-03-01 16:05:00,398 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 16:05:00,398 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 16:05:00,960 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 16:05:00,961 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 32 [2022-03-01 16:05:01,530 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 16:05:01,531 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [448065380] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 16:05:01,531 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 16:05:01,531 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 30, 25] total 78 [2022-03-01 16:05:01,531 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621612109] [2022-03-01 16:05:01,531 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 16:05:01,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 78 states [2022-03-01 16:05:01,532 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:05:01,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2022-03-01 16:05:01,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=713, Invalid=5293, Unknown=0, NotChecked=0, Total=6006 [2022-03-01 16:05:01,533 INFO L87 Difference]: Start difference. First operand 151492 states and 565155 transitions. Second operand has 78 states, 78 states have (on average 5.358974358974359) internal successors, (418), 78 states have internal predecessors, (418), 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) [2022-03-01 16:05:20,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:05:20,856 INFO L93 Difference]: Finished difference Result 472691 states and 1730762 transitions. [2022-03-01 16:05:20,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 169 states. [2022-03-01 16:05:20,856 INFO L78 Accepts]: Start accepts. Automaton has has 78 states, 78 states have (on average 5.358974358974359) internal successors, (418), 78 states have internal predecessors, (418), 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 156 [2022-03-01 16:05:20,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:05:23,899 INFO L225 Difference]: With dead ends: 472691 [2022-03-01 16:05:23,899 INFO L226 Difference]: Without dead ends: 472235 [2022-03-01 16:05:23,902 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 522 GetRequests, 277 SyntacticMatches, 15 SemanticMatches, 230 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19444 ImplicationChecksByTransitivity, 13.0s TimeCoverageRelationStatistics Valid=6932, Invalid=46660, Unknown=0, NotChecked=0, Total=53592 [2022-03-01 16:05:23,902 INFO L933 BasicCegarLoop]: 512 mSDtfsCounter, 13637 mSDsluCounter, 27628 mSDsCounter, 0 mSdLazyCounter, 6755 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13637 SdHoareTripleChecker+Valid, 27274 SdHoareTripleChecker+Invalid, 9189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 6755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2228 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:05:23,902 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13637 Valid, 27274 Invalid, 9189 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [206 Valid, 6755 Invalid, 0 Unknown, 2228 Unchecked, 2.8s Time] [2022-03-01 16:05:25,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472235 states. [2022-03-01 16:05:36,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472235 to 153115. [2022-03-01 16:05:36,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153115 states, 153114 states have (on average 3.73217341327377) internal successors, (571448), 153114 states have internal predecessors, (571448), 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) [2022-03-01 16:05:37,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153115 states to 153115 states and 571448 transitions. [2022-03-01 16:05:37,803 INFO L78 Accepts]: Start accepts. Automaton has 153115 states and 571448 transitions. Word has length 156 [2022-03-01 16:05:37,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:05:37,804 INFO L470 AbstractCegarLoop]: Abstraction has 153115 states and 571448 transitions. [2022-03-01 16:05:37,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 78 states, 78 states have (on average 5.358974358974359) internal successors, (418), 78 states have internal predecessors, (418), 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) [2022-03-01 16:05:37,804 INFO L276 IsEmpty]: Start isEmpty. Operand 153115 states and 571448 transitions. [2022-03-01 16:05:38,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-03-01 16:05:38,206 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:05:38,206 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:05:38,223 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-03-01 16:05:38,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:05:38,407 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-03-01 16:05:38,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:05:38,408 INFO L85 PathProgramCache]: Analyzing trace with hash -1363717384, now seen corresponding path program 6 times [2022-03-01 16:05:38,408 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:05:38,408 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377088340] [2022-03-01 16:05:38,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:05:38,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:05:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:05:39,915 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:05:39,916 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:05:39,916 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377088340] [2022-03-01 16:05:39,916 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377088340] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-01 16:05:39,916 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780363023] [2022-03-01 16:05:39,916 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-01 16:05:39,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-01 16:05:39,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:05:39,920 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-01 16:05:39,924 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-03-01 16:05:40,025 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2022-03-01 16:05:40,026 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-01 16:05:40,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 46 conjunts are in the unsatisfiable core [2022-03-01 16:05:40,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-01 16:05:41,082 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 16:05:41,082 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 28 [2022-03-01 16:05:42,313 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 16:05:42,314 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-01 16:05:42,943 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-01 16:05:42,943 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 32 [2022-03-01 16:05:43,498 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-01 16:05:43,499 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1780363023] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-01 16:05:43,499 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-01 16:05:43,499 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 31, 25] total 84 [2022-03-01 16:05:43,499 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023601792] [2022-03-01 16:05:43,499 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-01 16:05:43,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2022-03-01 16:05:43,500 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:05:43,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2022-03-01 16:05:43,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=807, Invalid=6165, Unknown=0, NotChecked=0, Total=6972 [2022-03-01 16:05:43,501 INFO L87 Difference]: Start difference. First operand 153115 states and 571448 transitions. Second operand has 84 states, 84 states have (on average 5.178571428571429) internal successors, (435), 84 states have internal predecessors, (435), 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) [2022-03-01 16:06:53,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:06:53,363 INFO L93 Difference]: Finished difference Result 1438276 states and 5395473 transitions. [2022-03-01 16:06:53,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2022-03-01 16:06:53,364 INFO L78 Accepts]: Start accepts. Automaton has has 84 states, 84 states have (on average 5.178571428571429) internal successors, (435), 84 states have internal predecessors, (435), 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 156 [2022-03-01 16:06:53,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:07:10,918 INFO L225 Difference]: With dead ends: 1438276 [2022-03-01 16:07:10,918 INFO L226 Difference]: Without dead ends: 1437895 [2022-03-01 16:07:10,955 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 762 GetRequests, 274 SyntacticMatches, 24 SemanticMatches, 464 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99482 ImplicationChecksByTransitivity, 39.7s TimeCoverageRelationStatistics Valid=37586, Invalid=179104, Unknown=0, NotChecked=0, Total=216690 [2022-03-01 16:07:10,956 INFO L933 BasicCegarLoop]: 1081 mSDtfsCounter, 27633 mSDsluCounter, 51935 mSDsCounter, 0 mSdLazyCounter, 14924 mSolverCounterSat, 539 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27633 SdHoareTripleChecker+Valid, 52055 SdHoareTripleChecker+Invalid, 20818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 539 IncrementalHoareTripleChecker+Valid, 14924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 5355 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:07:10,956 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27633 Valid, 52055 Invalid, 20818 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [539 Valid, 14924 Invalid, 0 Unknown, 5355 Unchecked, 6.8s Time] [2022-03-01 16:07:15,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1437895 states. Received shutdown request... [2022-03-01 16:07:44,468 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2022-03-01 16:07:44,483 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-01 16:07:44,483 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-01 16:07:44,494 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2022-03-01 16:07:44,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-03-01 16:07:44,670 WARN L594 AbstractCegarLoop]: Verification canceled: while executing MinimizeSevpa. [2022-03-01 16:07:44,671 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2022-03-01 16:07:44,672 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2022-03-01 16:07:44,672 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2022-03-01 16:07:44,674 INFO L732 BasicCegarLoop]: Path program histogram: [7, 6, 1, 1, 1, 1, 1] [2022-03-01 16:07:44,676 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-01 16:07:44,676 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-01 16:07:44,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.03 04:07:44 BasicIcfg [2022-03-01 16:07:44,677 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-01 16:07:44,678 INFO L158 Benchmark]: Toolchain (without parser) took 570793.35ms. Allocated memory was 183.5MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 129.4MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2022-03-01 16:07:44,678 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 183.5MB. Free memory is still 145.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-01 16:07:44,678 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.49ms. Allocated memory was 183.5MB in the beginning and 233.8MB in the end (delta: 50.3MB). Free memory was 129.2MB in the beginning and 204.3MB in the end (delta: -75.1MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-03-01 16:07:44,678 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.19ms. Allocated memory is still 233.8MB. Free memory was 204.3MB in the beginning and 201.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-01 16:07:44,678 INFO L158 Benchmark]: Boogie Preprocessor took 28.72ms. Allocated memory is still 233.8MB. Free memory was 201.7MB in the beginning and 200.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-01 16:07:44,678 INFO L158 Benchmark]: RCFGBuilder took 628.87ms. Allocated memory is still 233.8MB. Free memory was 200.1MB in the beginning and 168.2MB in the end (delta: 32.0MB). Peak memory consumption was 31.5MB. Max. memory is 8.0GB. [2022-03-01 16:07:44,679 INFO L158 Benchmark]: TraceAbstraction took 569818.47ms. Allocated memory was 233.8MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 167.6MB in the beginning and 3.6GB in the end (delta: -3.4GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2022-03-01 16:07:44,694 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 183.5MB. Free memory is still 145.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 270.49ms. Allocated memory was 183.5MB in the beginning and 233.8MB in the end (delta: 50.3MB). Free memory was 129.2MB in the beginning and 204.3MB in the end (delta: -75.1MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 42.19ms. Allocated memory is still 233.8MB. Free memory was 204.3MB in the beginning and 201.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.72ms. Allocated memory is still 233.8MB. Free memory was 201.7MB in the beginning and 200.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 628.87ms. Allocated memory is still 233.8MB. Free memory was 200.1MB in the beginning and 168.2MB in the end (delta: 32.0MB). Peak memory consumption was 31.5MB. Max. memory is 8.0GB. * TraceAbstraction took 569818.47ms. Allocated memory was 233.8MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 167.6MB in the beginning and 3.6GB in the end (delta: -3.4GB). Peak memory consumption was 4.5GB. 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 - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing MinimizeSevpa. - TimeoutResultAtElement [Line: 84]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing MinimizeSevpa. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 310 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 569.6s, OverallIterations: 18, TraceHistogramMax: 1, PathProgramHistogramMax: 7, EmptinessCheckTime: 5.8s, AutomataDifference: 335.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.4s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 135440 SdHoareTripleChecker+Valid, 28.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 135440 mSDsluCounter, 261306 SdHoareTripleChecker+Invalid, 22.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 42117 IncrementalHoareTripleChecker+Unchecked, 259440 mSDsCounter, 1980 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59515 IncrementalHoareTripleChecker+Invalid, 103612 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1980 mSolverCounterUnsat, 8545 mSDtfsCounter, 59515 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6529 GetRequests, 4048 SyntacticMatches, 188 SemanticMatches, 2293 ConstructedPredicates, 7 IntricatePredicates, 1 DeprecatedPredicates, 372146 ImplicationChecksByTransitivity, 167.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=153115occurred in iteration=17, InterpolantAutomatonStates: 1790, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 174.5s AutomataMinimizationTime, 18 MinimizatonAttempts, 3654342 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 44.6s InterpolantComputationTime, 4862 NumberOfCodeBlocks, 4850 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 6930 ConstructedInterpolants, 87 QuantifiedInterpolants, 51176 SizeOfPredicates, 291 NumberOfNonLiveVariables, 5063 ConjunctsInSsa, 382 ConjunctsInUnsatCore, 47 InterpolantComputations, 12 PerfectInterpolantSequences, 42/106 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown [2022-03-01 16:07:44,752 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 !SESSION 2022-03-01 15:58:10.745 ----------------------------------------------- eclipse.buildId=unknown java.version=11.0.12 java.vendor=Debian BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -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/weaver/popl20-more-mts.wvr.c Command-line arguments: -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/weaver/popl20-more-mts.wvr.c !ENTRY org.eclipse.osgi 4 0 2022-03-01 16:07:44.951 !MESSAGE Application error !STACK 1 org.eclipse.core.internal.resources.ResourceException(/)[568]: java.io.FileNotFoundException: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be59f1560/.metadata/.plugins/org.eclipse.core.resources/.root/1.tree (No such file or directory) at java.base/java.io.FileOutputStream.open0(Native Method) at java.base/java.io.FileOutputStream.open(FileOutputStream.java:298) at java.base/java.io.FileOutputStream.(FileOutputStream.java:237) at java.base/java.io.FileOutputStream.(FileOutputStream.java:187) at org.eclipse.core.internal.localstore.SafeFileOutputStream.(SafeFileOutputStream.java:55) at org.eclipse.core.internal.resources.SaveManager.saveTree(SaveManager.java:1381) at org.eclipse.core.internal.resources.SaveManager.save(SaveManager.java:1168) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2333) at org.eclipse.core.internal.resources.Workspace.save(Workspace.java:2322) at de.uni_freiburg.informatik.ultimate.core.coreplugin.UltimateCore.start(UltimateCore.java:191) at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134) at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:401) at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:657) at org.eclipse.equinox.launcher.Main.basicRun(Main.java:594) at org.eclipse.equinox.launcher.Main.run(Main.java:1465) at org.eclipse.equinox.launcher.Main.main(Main.java:1438) An error has occurred. See the log file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be59f1560/.metadata/.log.