/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-4f750a8 [2020-12-22 15:47:45,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-22 15:47:45,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-22 15:47:45,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-22 15:47:45,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-22 15:47:45,997 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-22 15:47:45,999 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-22 15:47:46,002 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-22 15:47:46,004 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-22 15:47:46,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-22 15:47:46,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-22 15:47:46,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-22 15:47:46,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-22 15:47:46,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-22 15:47:46,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-22 15:47:46,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-22 15:47:46,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-22 15:47:46,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-22 15:47:46,028 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-22 15:47:46,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-22 15:47:46,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-22 15:47:46,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-22 15:47:46,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-22 15:47:46,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-22 15:47:46,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-22 15:47:46,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-22 15:47:46,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-22 15:47:46,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-22 15:47:46,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-22 15:47:46,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-22 15:47:46,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-22 15:47:46,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-22 15:47:46,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-22 15:47:46,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-22 15:47:46,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-22 15:47:46,068 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-22 15:47:46,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-22 15:47:46,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-22 15:47:46,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-22 15:47:46,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-22 15:47:46,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-22 15:47:46,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-22 15:47:46,136 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-22 15:47:46,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-22 15:47:46,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-22 15:47:46,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-22 15:47:46,139 INFO L138 SettingsManager]: * Use SBE=true [2020-12-22 15:47:46,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-22 15:47:46,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-22 15:47:46,142 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-22 15:47:46,142 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-22 15:47:46,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-22 15:47:46,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-22 15:47:46,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-22 15:47:46,144 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-22 15:47:46,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-22 15:47:46,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-22 15:47:46,145 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-22 15:47:46,145 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-22 15:47:46,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 15:47:46,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-22 15:47:46,146 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-22 15:47:46,146 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-22 15:47:46,147 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-22 15:47:46,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-22 15:47:46,147 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-22 15:47:46,147 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-22 15:47:46,148 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-22 15:47:46,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-22 15:47:46,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-22 15:47:46,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-22 15:47:46,651 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-22 15:47:46,652 INFO L275 PluginConnector]: CDTParser initialized [2020-12-22 15:47:46,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2020-12-22 15:47:46,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d91a6d6/5aa25000e53442889fbca455ad170145/FLAG484b638bc [2020-12-22 15:47:47,969 INFO L306 CDTParser]: Found 1 translation units. [2020-12-22 15:47:47,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2020-12-22 15:47:48,013 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d91a6d6/5aa25000e53442889fbca455ad170145/FLAG484b638bc [2020-12-22 15:47:48,266 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d91a6d6/5aa25000e53442889fbca455ad170145 [2020-12-22 15:47:48,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-22 15:47:48,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-22 15:47:48,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-22 15:47:48,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-22 15:47:48,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-22 15:47:48,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:47:48" (1/1) ... [2020-12-22 15:47:48,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17e2696d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:48, skipping insertion in model container [2020-12-22 15:47:48,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:47:48" (1/1) ... [2020-12-22 15:47:48,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-22 15:47:48,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-22 15:47:51,065 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295786,295799] [2020-12-22 15:47:51,069 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295952,295965] [2020-12-22 15:47:51,070 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296116,296129] [2020-12-22 15:47:51,071 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296281,296294] [2020-12-22 15:47:51,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 15:47:51,133 INFO L203 MainTranslator]: Completed pre-run [2020-12-22 15:47:51,667 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295786,295799] [2020-12-22 15:47:51,668 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[295952,295965] [2020-12-22 15:47:51,669 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296116,296129] [2020-12-22 15:47:51,670 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i[296281,296294] [2020-12-22 15:47:51,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-22 15:47:52,761 INFO L208 MainTranslator]: Completed translation [2020-12-22 15:47:52,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:52 WrapperNode [2020-12-22 15:47:52,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-22 15:47:52,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-22 15:47:52,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-22 15:47:52,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-22 15:47:52,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:52" (1/1) ... [2020-12-22 15:47:52,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:52" (1/1) ... [2020-12-22 15:47:58,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-22 15:47:58,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-22 15:47:58,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-22 15:47:58,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-22 15:47:58,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:52" (1/1) ... [2020-12-22 15:47:58,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:52" (1/1) ... [2020-12-22 15:47:59,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:52" (1/1) ... [2020-12-22 15:47:59,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:52" (1/1) ... [2020-12-22 15:48:02,352 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:52" (1/1) ... [2020-12-22 15:48:02,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:52" (1/1) ... [2020-12-22 15:48:03,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:52" (1/1) ... [2020-12-22 15:48:04,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-22 15:48:04,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-22 15:48:04,040 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-22 15:48:04,040 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-22 15:48:04,041 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-22 15:48:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-12-22 15:48:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-22 15:48:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-22 15:48:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-22 15:48:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-22 15:48:04,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-22 15:48:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-22 15:48:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-22 15:48:04,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-22 15:48:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-22 15:48:04,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-22 15:48:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-22 15:48:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-22 15:48:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-22 15:48:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-22 15:48:04,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-22 15:50:24,998 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#4: ldv_switch_1_#res := 0; [2020-12-22 15:50:24,998 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#2: ldv_switch_1_#res := 0; [2020-12-22 15:50:24,998 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break#3: ldv_switch_1_#res := 0; [2020-12-22 15:50:24,999 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break: ldv_switch_1_#res := 0; [2020-12-22 15:50:25,000 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_4_switch_break#2: ldv_switch_4_#res := 0; [2020-12-22 15:50:25,000 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#2: ldv_switch_0_#res := 0; [2020-12-22 15:50:25,000 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_3_switch_break#2: ldv_switch_3_#res := 0; [2020-12-22 15:50:25,001 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break: ldv_switch_2_#res := 0; [2020-12-22 15:50:25,002 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2020-12-22 15:50:25,009 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break: ldv_switch_0_#res := 0; [2020-12-22 15:50:25,016 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_4_switch_break: ldv_switch_4_#res := 0; [2020-12-22 15:50:25,016 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_3_switch_break: ldv_switch_3_#res := 0; [2020-12-22 15:50:25,276 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-22 15:50:25,277 INFO L299 CfgBuilder]: Removed 24094 assume(true) statements. [2020-12-22 15:50:25,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:50:25 BoogieIcfgContainer [2020-12-22 15:50:25,302 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-22 15:50:25,305 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-22 15:50:25,305 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-22 15:50:25,309 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-22 15:50:25,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:47:48" (1/3) ... [2020-12-22 15:50:25,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414495bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:50:25, skipping insertion in model container [2020-12-22 15:50:25,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:47:52" (2/3) ... [2020-12-22 15:50:25,313 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@414495bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:50:25, skipping insertion in model container [2020-12-22 15:50:25,313 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:50:25" (3/3) ... [2020-12-22 15:50:25,315 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-ethernet-micrel-ks8851.cil.i [2020-12-22 15:50:25,327 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-22 15:50:25,340 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 486 error locations. [2020-12-22 15:50:25,361 INFO L253 AbstractCegarLoop]: Starting to check reachability of 486 error locations. [2020-12-22 15:50:25,471 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-22 15:50:25,472 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-22 15:50:25,472 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-22 15:50:25,472 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-22 15:50:25,472 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-22 15:50:25,472 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-22 15:50:25,472 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-22 15:50:25,472 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-22 15:50:25,822 INFO L276 IsEmpty]: Start isEmpty. Operand 24545 states. [2020-12-22 15:50:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-22 15:50:25,836 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 15:50:25,837 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 15:50:25,840 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr258ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr388ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr193ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr453ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr471ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr211ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr146ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr424ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr110ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr323ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr81ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr229ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr359ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr435ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr74ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr99ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr352ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr157ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr56ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr276ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr305ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr482ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr377ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr406ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr204ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr478ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr330ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr200ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr251ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr464ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr395ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr413ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr218ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr186ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr150ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr363ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr67ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr287ASSERT_VIOLATIONERROR_FUNCTION, 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ULTIMATE.startErr392ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr319ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr106ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr49ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr226ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr301ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr95ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr456ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr338ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr428ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr410ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr449ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr431ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr254ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr474ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr385ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr356ASSERT_VIOLATIONERROR_FUNCTION, 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ULTIMATE.startErr216ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr430ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr327ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr291ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr262ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr466ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr384ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr420ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr477ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr280ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr373ASSERT_VIOLATIONERROR_FUNCTION, 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ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr348ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr241ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr205ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr266ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr484ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr273ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr391ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr459ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr366ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr248ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr223ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr341ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 15:50:25,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 15:50:25,847 INFO L82 PathProgramCache]: Analyzing trace with hash 2022520009, now seen corresponding path program 1 times [2020-12-22 15:50:25,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 15:50:25,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391064344] [2020-12-22 15:50:25,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 15:50:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 15:50:26,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 15:50:26,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391064344] [2020-12-22 15:50:26,738 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 15:50:26,739 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 15:50:26,739 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280777886] [2020-12-22 15:50:26,745 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 15:50:26,745 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 15:50:26,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 15:50:26,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 15:50:26,762 INFO L87 Difference]: Start difference. First operand 24545 states. Second operand 3 states. [2020-12-22 15:50:31,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 15:50:31,524 INFO L93 Difference]: Finished difference Result 71784 states and 96364 transitions. [2020-12-22 15:50:31,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 15:50:31,527 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2020-12-22 15:50:31,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 15:50:31,796 INFO L225 Difference]: With dead ends: 71784 [2020-12-22 15:50:31,796 INFO L226 Difference]: Without dead ends: 46251 [2020-12-22 15:50:31,873 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 15:50:31,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46251 states. [2020-12-22 15:50:33,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46251 to 42920. [2020-12-22 15:50:33,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42920 states. [2020-12-22 15:50:33,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42920 states to 42920 states and 56493 transitions. [2020-12-22 15:50:33,828 INFO L78 Accepts]: Start accepts. Automaton has 42920 states and 56493 transitions. Word has length 68 [2020-12-22 15:50:33,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 15:50:33,829 INFO L481 AbstractCegarLoop]: Abstraction has 42920 states and 56493 transitions. [2020-12-22 15:50:33,829 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 15:50:33,829 INFO L276 IsEmpty]: Start isEmpty. Operand 42920 states and 56493 transitions. [2020-12-22 15:50:33,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-22 15:50:33,833 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 15:50:33,834 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 15:50:33,834 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-22 15:50:33,836 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr258ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr388ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr193ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr453ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr471ASSERT_VIOLATIONERROR_FUNCTION, 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ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr408ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr231ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr358ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr299ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr476ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr383ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr324ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr206ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr434ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr351ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr212ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr369ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr277ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr295ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr452ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr481ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr416ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr230ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr331ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr183ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr398ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr259ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr313ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr470ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr423ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr284ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr302ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr288ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr219ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr237ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr270ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr445ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr201ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr344ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr380ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr463ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr405ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr252ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr194ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr412ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr320ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr438ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr387ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr362ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr309ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr448ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr337ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr355ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr198ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr216ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr430ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr327ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr291ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr262ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr466ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr384ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr420ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr477ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr280ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr373ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr234ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr255ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr187ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr402ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr441ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr316ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr427ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr191ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr409ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr334ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr298ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr348ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr241ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr205ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr266ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr484ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr273ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr391ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr459ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr366ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr248ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr223ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr341ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 15:50:33,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 15:50:33,837 INFO L82 PathProgramCache]: Analyzing trace with hash -1803716258, now seen corresponding path program 1 times [2020-12-22 15:50:33,838 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 15:50:33,838 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368906949] [2020-12-22 15:50:33,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 15:50:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 15:50:34,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 15:50:34,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368906949] [2020-12-22 15:50:34,194 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 15:50:34,194 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 15:50:34,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768609623] [2020-12-22 15:50:34,197 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 15:50:34,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 15:50:34,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 15:50:34,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 15:50:34,198 INFO L87 Difference]: Start difference. First operand 42920 states and 56493 transitions. Second operand 3 states. [2020-12-22 15:50:38,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 15:50:38,303 INFO L93 Difference]: Finished difference Result 128328 states and 169008 transitions. [2020-12-22 15:50:38,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 15:50:38,305 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 70 [2020-12-22 15:50:38,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 15:50:38,571 INFO L225 Difference]: With dead ends: 128328 [2020-12-22 15:50:38,572 INFO L226 Difference]: Without dead ends: 85548 [2020-12-22 15:50:38,647 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 15:50:38,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85548 states. [2020-12-22 15:50:40,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85548 to 84600. [2020-12-22 15:50:40,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84600 states. [2020-12-22 15:50:41,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84600 states to 84600 states and 112180 transitions. [2020-12-22 15:50:41,070 INFO L78 Accepts]: Start accepts. Automaton has 84600 states and 112180 transitions. Word has length 70 [2020-12-22 15:50:41,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 15:50:41,073 INFO L481 AbstractCegarLoop]: Abstraction has 84600 states and 112180 transitions. [2020-12-22 15:50:41,073 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 15:50:41,073 INFO L276 IsEmpty]: Start isEmpty. Operand 84600 states and 112180 transitions. [2020-12-22 15:50:41,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-22 15:50:41,083 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 15:50:41,084 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 15:50:41,085 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-22 15:50:41,087 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr258ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr388ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr193ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr453ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr471ASSERT_VIOLATIONERROR_FUNCTION, 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ULTIMATE.startErr337ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr355ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr198ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr216ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr430ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr327ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr291ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr262ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr466ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr384ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr420ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr477ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr280ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr373ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr234ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr255ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr187ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr402ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr441ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr316ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr427ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr191ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr409ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr334ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr298ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr348ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr241ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr205ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr266ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr484ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr273ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr391ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr459ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr366ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr248ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr223ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr341ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 15:50:41,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 15:50:41,095 INFO L82 PathProgramCache]: Analyzing trace with hash 292728386, now seen corresponding path program 1 times [2020-12-22 15:50:41,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 15:50:41,095 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154371090] [2020-12-22 15:50:41,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 15:50:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 15:50:41,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 15:50:41,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154371090] [2020-12-22 15:50:41,672 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 15:50:41,672 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 15:50:41,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345426245] [2020-12-22 15:50:41,674 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 15:50:41,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 15:50:41,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 15:50:41,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 15:50:41,676 INFO L87 Difference]: Start difference. First operand 84600 states and 112180 transitions. Second operand 3 states. [2020-12-22 15:50:45,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 15:50:45,915 INFO L93 Difference]: Finished difference Result 187984 states and 249412 transitions. [2020-12-22 15:50:45,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 15:50:45,916 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 73 [2020-12-22 15:50:45,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 15:50:46,135 INFO L225 Difference]: With dead ends: 187984 [2020-12-22 15:50:46,136 INFO L226 Difference]: Without dead ends: 103524 [2020-12-22 15:50:46,267 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 15:50:46,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103524 states. [2020-12-22 15:50:48,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103524 to 103236. [2020-12-22 15:50:48,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103236 states. [2020-12-22 15:50:49,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103236 states to 103236 states and 137086 transitions. [2020-12-22 15:50:49,008 INFO L78 Accepts]: Start accepts. Automaton has 103236 states and 137086 transitions. Word has length 73 [2020-12-22 15:50:49,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 15:50:49,009 INFO L481 AbstractCegarLoop]: Abstraction has 103236 states and 137086 transitions. [2020-12-22 15:50:49,009 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 15:50:49,009 INFO L276 IsEmpty]: Start isEmpty. Operand 103236 states and 137086 transitions. [2020-12-22 15:50:49,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-22 15:50:49,011 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 15:50:49,011 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 15:50:49,011 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-22 15:50:49,014 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr258ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr388ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr193ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr453ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr471ASSERT_VIOLATIONERROR_FUNCTION, 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ULTIMATE.startErr337ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr355ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr198ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr216ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr430ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr327ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr291ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr262ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr466ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr384ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr420ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr477ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr280ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr373ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr234ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr255ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr187ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr402ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr441ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr316ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr427ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr191ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr409ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr334ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr298ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr348ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr241ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr205ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr266ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr484ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr273ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr391ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr459ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr366ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr248ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr223ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr341ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 15:50:49,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 15:50:49,015 INFO L82 PathProgramCache]: Analyzing trace with hash 1216967742, now seen corresponding path program 1 times [2020-12-22 15:50:49,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 15:50:49,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994330791] [2020-12-22 15:50:49,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 15:50:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 15:50:49,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 15:50:49,300 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994330791] [2020-12-22 15:50:49,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 15:50:49,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 15:50:49,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101014427] [2020-12-22 15:50:49,302 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 15:50:49,303 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 15:50:49,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 15:50:49,304 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 15:50:49,304 INFO L87 Difference]: Start difference. First operand 103236 states and 137086 transitions. Second operand 3 states. [2020-12-22 15:50:54,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 15:50:54,984 INFO L93 Difference]: Finished difference Result 294652 states and 391256 transitions. [2020-12-22 15:50:54,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 15:50:54,985 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 74 [2020-12-22 15:50:54,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 15:50:55,303 INFO L225 Difference]: With dead ends: 294652 [2020-12-22 15:50:55,303 INFO L226 Difference]: Without dead ends: 191556 [2020-12-22 15:50:55,466 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 15:50:55,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191556 states. [2020-12-22 15:50:59,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191556 to 190608. [2020-12-22 15:50:59,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190608 states. [2020-12-22 15:50:59,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190608 states to 190608 states and 253738 transitions. [2020-12-22 15:50:59,973 INFO L78 Accepts]: Start accepts. Automaton has 190608 states and 253738 transitions. Word has length 74 [2020-12-22 15:50:59,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 15:50:59,975 INFO L481 AbstractCegarLoop]: Abstraction has 190608 states and 253738 transitions. [2020-12-22 15:50:59,975 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 15:50:59,975 INFO L276 IsEmpty]: Start isEmpty. Operand 190608 states and 253738 transitions. [2020-12-22 15:50:59,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-22 15:50:59,985 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 15:50:59,986 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 15:50:59,986 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-22 15:51:00,027 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr258ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr388ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr193ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr453ASSERT_VIOLATIONERROR_FUNCTION, 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ULTIMATE.startErr242ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr455ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr43ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr372ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr144ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr386ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr437ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr159ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr209ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr473ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr260ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr321ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr422ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr108ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr83ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr76ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr58ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr278ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr336ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr354ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr379ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr202ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr328ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr227ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr50ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr303ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr480ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr133ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr170ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr235ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr188ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr152ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr281ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr365ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr458ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr68ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr401ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr245ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr199ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr419ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr310ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr317ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr347ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr292ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr217ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr115ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr335ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr86ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr394ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr465ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr263ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr440ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr390ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr140ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr163ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr376ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr274ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr256ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr61ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr469ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr306ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr340ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr483ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr47ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr224ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr433ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr104ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr426ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr451ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr97ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr79ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr122ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr408ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr231ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr181ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr358ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr299ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr54ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr476ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr383ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr324ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr147ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr206ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr434ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr73ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr351ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr212ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr369ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr277ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr295ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr138ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr452ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr481ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr55ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr416ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr230ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr91ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr165ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr331ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr44ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr183ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr398ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr259ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr120ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr102ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr313ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr470ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr423ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr145ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr284ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr302ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr66ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr288ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr219ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr237ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr158ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr270ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr445ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr201ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr344ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr380ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr51ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr127ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr463ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr169ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr134ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr405ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr252ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr194ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr176ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr412ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr320ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr151ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr438ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr84ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr387ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr109ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr362ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr309ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr448ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr337ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr355ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr198ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr216ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr430ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr327ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr291ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr262ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr466ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr384ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr420ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr477ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr280ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr373ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr234ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr255ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr187ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr402ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr441ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr316ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr427ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr191ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr409ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr334ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr298ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr348ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr241ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr205ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr266ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr484ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr273ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr391ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr459ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr366ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr248ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr223ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr341ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 15:51:00,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 15:51:00,028 INFO L82 PathProgramCache]: Analyzing trace with hash 1636212593, now seen corresponding path program 1 times [2020-12-22 15:51:00,028 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 15:51:00,028 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094006713] [2020-12-22 15:51:00,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 15:51:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 15:51:00,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 15:51:00,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094006713] [2020-12-22 15:51:00,304 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 15:51:00,304 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 15:51:00,305 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406309659] [2020-12-22 15:51:00,305 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 15:51:00,305 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 15:51:00,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 15:51:00,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 15:51:00,306 INFO L87 Difference]: Start difference. First operand 190608 states and 253738 transitions. Second operand 3 states. [2020-12-22 15:51:07,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-22 15:51:07,704 INFO L93 Difference]: Finished difference Result 468436 states and 623442 transitions. [2020-12-22 15:51:07,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-22 15:51:07,706 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 85 [2020-12-22 15:51:07,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-22 15:51:08,187 INFO L225 Difference]: With dead ends: 468436 [2020-12-22 15:51:08,187 INFO L226 Difference]: Without dead ends: 277968 [2020-12-22 15:51:08,460 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 15:51:08,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277968 states. [2020-12-22 15:51:13,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277968 to 276976. [2020-12-22 15:51:13,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276976 states. [2020-12-22 15:51:14,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276976 states to 276976 states and 369172 transitions. [2020-12-22 15:51:14,875 INFO L78 Accepts]: Start accepts. Automaton has 276976 states and 369172 transitions. Word has length 85 [2020-12-22 15:51:14,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-22 15:51:14,875 INFO L481 AbstractCegarLoop]: Abstraction has 276976 states and 369172 transitions. [2020-12-22 15:51:14,875 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-22 15:51:14,875 INFO L276 IsEmpty]: Start isEmpty. Operand 276976 states and 369172 transitions. [2020-12-22 15:51:14,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-22 15:51:14,878 INFO L414 BasicCegarLoop]: Found error trace [2020-12-22 15:51:14,878 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-22 15:51:14,878 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-22 15:51:14,892 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr45ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr258ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr175ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr388ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr193ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr453ASSERT_VIOLATIONERROR_FUNCTION, 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ULTIMATE.startErr482ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr377ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr406ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr204ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr128ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr478ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr52ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr330ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr200ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr251ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr464ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr395ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr413ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr135ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr117ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr85ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr218ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr186ASSERT_VIOLATIONERROR_FUNCTION, 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ULTIMATE.startErr448ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr337ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr355ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr198ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr216ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr430ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr327ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr291ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr262ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr180ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr466ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr123ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr87ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr384ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr420ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr477ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr141ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr280ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr162ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr373ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr234ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr116ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr255ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr94ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr187ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr48ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr402ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr69ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr441ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr316ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr112ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr427ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr191ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr98ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr80ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr409ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr334ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr298ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr173ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr348ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr241ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr205ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr266ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr155ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr484ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr62ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr273ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr391ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr459ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr130ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr366ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr105ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr248ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr223ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr341ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-22 15:51:14,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-22 15:51:14,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1518056606, now seen corresponding path program 1 times [2020-12-22 15:51:14,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-22 15:51:14,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299400043] [2020-12-22 15:51:14,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-22 15:51:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-22 15:51:15,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-22 15:51:15,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299400043] [2020-12-22 15:51:15,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-22 15:51:15,244 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-22 15:51:15,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900814598] [2020-12-22 15:51:15,245 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-22 15:51:15,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-22 15:51:15,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-22 15:51:15,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-22 15:51:15,249 INFO L87 Difference]: Start difference. First operand 276976 states and 369172 transitions. Second operand 3 states.